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Halliburton Energy Services Inc patents (2015 archive)


Recent patent applications related to Halliburton Energy Services Inc. Halliburton Energy Services Inc is listed as an Agent/Assignee. Note: Halliburton Energy Services Inc may have other listings under different names/spellings. We're not affiliated with Halliburton Energy Services Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "H" | Halliburton Energy Services Inc-related inventors


12/31/15 / #20150378124

Pumping of optical waveguides into conduits

An optical waveguide pumping method can include pumping a liquid fluid through a conduit, thereby pumping an optical waveguide into the conduit, and operating a fluid recovery device, so that fluid pressure in the conduit is less than a vapor pressure of the fluid and/or fluid temperature in the conduit is reduced from above a boiling point temperature of the fluid to below the boiling point temperature of the fluid. An optical waveguide pumping system can include a pump which pumps a liquid fluid into a conduit and thereby pumps an optical waveguide into the conduit, and a fluid recovery device connected to the conduit. ... Halliburton Energy Services Inc

12/31/15 / #20150378046

Downhole tool with radial array of conformable sensors for downhole detection and imaging

According to aspects of the present disclosure, an example downhole tool may include tool body, a first pad radially extendable from the tool body, and a radial array of conformable sensors coupled to the first pad. At least one conformable sensor of the radial array of conformable sensors may include a first flexible material. ... Halliburton Energy Services Inc

12/31/15 / #20150378040

Sourceless density determination apparatus, methods, and systems

In some embodiments, an apparatus and a system, as well as a method and an article, may operate to determine a compressional velocity (cv) of a geological formation, to determine a reflection coefficient (rc) associated with the geological formation, and to determine a density of the geological formation based on the cv and the rc. The cv and rc may be determined from values associated with sonic and ultrasonic velocity measurements. ... Halliburton Energy Services Inc

12/31/15 / #20150377597

Shaped charge liner with nanoparticles

A liner (18) for a shaped-charge (10) that is compressively formed from a mixture of powdered metal, powdered metal binder, and a selected quantity of nanoparticle material, is used to achieve improved penetration depths during perforation of a wellbore. Exemplary nanoparticles include lead, tin, copper, molybdenum, etc. ... Halliburton Energy Services Inc

12/31/15 / #20150377019

In-situ geomechanical testing

A method of testing mechanical properties of an earth formation can include disposing a probe in a wellbore, impacting the probe against a wall of the wellbore, and measuring a parameter related to at least one of a displacement, displacement rate, strain, and strain rate, of at least one of the probe and the formation. Another method can include disposing a probe and a known material in a wellbore, and after the disposing, penetrating the known material with the probe. ... Halliburton Energy Services Inc

12/31/15 / #20150377009

Sensor activated downhole tool location

A gravel pack tool for interfacing with a gravel pack completion assembly includes a mandrel disposed to fit into a gravel pack completion assembly, the mandrel carrying a sensing mechanism disposed to detect a unique sensing feature positioned at known location within the gravel pack completion assembly. The downhole tool further includes a locating mechanism carried by the mandrel, the locating mechanism disposed to mechanically engage a locating feature within the gravel pack assembly in order to locate the tool relative thereto. ... Halliburton Energy Services Inc

12/31/15 / #20150377008

Assembly for measuring temperature of materials flowing through tubing in a well system

An assembly for measuring a temperature of a fluid flowing through a tubing section is provided. The assembly can include the tubing section and a temperature measurement component in thermal communication with an inner diameter of the tubing section. ... Halliburton Energy Services Inc

12/31/15 / #20150376992

Methods of controlling the dynamic pressure created during detonation of a shaped charge using a substance

A method of controlling a dynamic pressure created during detonation of a shaped charge comprises: positioning the shaped charge in a wellbore, wherein the shaped charge comprises a main explosive load, wherein a substance is included in the main explosive load or is positioned adjacent to the main explosive load, wherein the substance increases or decreases the dynamic pressure or increases or decreases the duration of a pressure pulse created during detonation of the shaped charge; whereas a substantially identical shaped charge without the substance does not increase or decrease the dynamic pressure nor increase or decrease the duration of the pressure pulse during detonation. A method of controlling the balance of a portion of a wellbore comprises: positioning the shaped charge in the portion of the wellbore; and creating a desired balance in the portion of the wellbore.. ... Halliburton Energy Services Inc

12/31/15 / #20150376990

Erosion modules for sand screen assemblies

Disclosed are sand control screen assemblies that include one or more erosion-resistant modules. One sand control screen assembly includes a base pipe defining one or more flow ports that provide fluid communication into an interior of the base pipe, a well screen arranged about the base pipe and in fluid communication with the one or more flow ports via a flow path extending between the well screen and the one or more flow ports, and an erosion module arranged within the flow path and comprising an erosion-resistant material, the erosion-resistant material being configured to filter a fluid prior to the fluid entering the interior of the base pipe.. ... Halliburton Energy Services Inc

12/31/15 / #20150376985

Autofill and circulation assembly and method of using the same

A wellbore system comprising an autofill and circulation assembly comprising a housing defining a flowbore and comprising a first port and a second port, and a first sleeve slidable within the housing from a first position to a second position and from the second position to a third position, when the first sleeve is in the first position, the assembly allows fluid communication from an exterior of the housing to the flowbore via the first port and does not allow fluid communication from the flowbore to the exterior of the housing via the first port, when the first sleeve is in the second position, the assembly allows bidirectional fluid communication between the exterior of the housing and the flowbore via the second port, and, when the first sleeve is in the third position, the assembly disallows fluid communication between the exterior of the housing and the flowbore.. . ... Halliburton Energy Services Inc

12/31/15 / #20150376983

Wellbore systems configured for insertion of flow control devices and methods for use thereof

It is sometimes desirable to regulate fluid flow using autonomous inflow control devices (aicds), but they are not readily configurable in the field. Wellbore systems providing adjustable flow control may comprise: a wellbore pipe having an interior space, an outer surface, and one or more orifices defined in the wellbore pipe and extending between the interior space and the outer surface; a flow control assembly fixedly coupled to the wellbore pipe and comprising one or more flow chambers defined on the outer surface of the wellbore pipe that are in fluid communication with the one or more orifices; a movable cover configured to provide access to the one or more flow chambers; and a bung arranged within at least one of the one or more orifices, the bung being configured to accept an insert therein, the insert being at least one of an aicd, a blank, or any combination thereof.. ... Halliburton Energy Services Inc

12/31/15 / #20150376982

Pressure dependent wellbore lock actuator mechanism

A tool string having a pressure dependent mandrel and actuator assembly can operate at the annulus pressure within a wellbore to lock the mandrel actuator assembly and prevent further motion of the mandrel within the tool string as the tool string is moved upward or downward in the wellbore. The tool string can further include a valve connected to the actuator assembly, where the valve can be in an open configuration within the wellbore due to the annulus pressure and related motion of the mandrel, and then be locked in an open configuration regardless of the annulus pressure as the tool string is moved upward or downward in the wellbore.. ... Halliburton Energy Services Inc

12/31/15 / #20150376980

Internal adjustments to autonomous inflow control devices

Disclosed are wellbore flow control devices that allow on-site field adjustments to flow characteristics. One autonomous inflow control device (aicd) assembly includes a base pipe defining one or more flow ports and an interior, at least one aicd arranged on the base pipe and having at least one fluid inlet and an outlet in fluid communication with one of the one or more flow ports, and a fluid barrier configured to be arranged about the at least one aicd by a well operator on-site and configured to isolate the at least one aicd from an influx of fluid during operation.. ... Halliburton Energy Services Inc

12/31/15 / #20150376976

Pressure relief-assisted packer

A wellbore completion method comprising disposing a pressure relief-assisted packer comprising two packer elements within an axial flow bore of a first tubular string disposed within a wellbore so as to define an annular space between the pressure relief-assisted packer and the first tubular string, and setting the pressure relief-assisted packer such that a portion of the annular space between the two packer elements comes into fluid communication with a pressure relief volume during the setting of the pressure relief-assisted packer.. . ... Halliburton Energy Services Inc

12/31/15 / #20150376958

Pressure responsive downhole tool having an adjustable shear thread retaining mechanism and related methods

A pressure responsive downhole tool comprises a threaded shearable retaining mechanism which performs the tension sleeve or shear pin function. The threaded shearable retaining mechanism comprises a pin and box thread that shears upon application of a predetermined pressure which may be adjusted based upon the amount of thread engagement. ... Halliburton Energy Services Inc

12/31/15 / #20150376957

Systems and methods for releasing a tool string

Disclosed is a release tool used to separate portions of a tool string. One release tool includes a main body, a bolt housing coupled to the main body and defining a bore for receipt of a separation bolt therein, the separation bolt being configured to couple the bolt housing to a lower sub, and a trigger mechanism communicably coupled to the separation bolt and configured to send an electrical signal to the separation bolt whereupon the separation bolt breaks and thereby allows the lower sub to separate from the bolt housing.. ... Halliburton Energy Services Inc

12/31/15 / #20150376956

Downhole control line connector

An example connector includes a housing having a conduit chamber defined therein between a body and a shroud, a matable connector at least partially disposed within the housing and providing a mating face that faces tangentially with respect to the housing so as to mate tangentially with an opposing matable connector, and a splitter block coupled to the housing and conveying one or more communication media into the conduit chamber to communicate with the matable connector.. . ... Halliburton Energy Services Inc

12/31/15 / #20150376948

Down hole harmonic drive transmission

A drilling assembly positionable in a well bore includes a turbine motor couplable to a drill string and a harmonic drive transmission coupled to the turbine motor. The harmonic drive transmission includes a circular spline, a wave generator, a flexspline, and a sealing subsystem. ... Halliburton Energy Services Inc

12/31/15 / #20150376494

Multi-component materials for breaker activity control

Described herein are multicomponent materials for use in treating subterranean formations, where the multicomponent materials are cocrystals that include breakers cocrystallized with other molecules. Methods of using the multicomponent materials are also disclosed.. ... Halliburton Energy Services Inc

12/31/15 / #20150376492

Plugging composition using swellable glass additives

Disclosed are methods and compositions for plugging in a subterranean formation. An example comprises providing a composition comprising a cementitious material, water, and a swellable glass additive, wherein the swellable glass additive comprises a plurality of interconnected organosilica nanoparticles; and introducing the composition into a subterranean formation.. ... Halliburton Energy Services Inc

12/31/15 / #20150376491

Lost circulation composition for fracture sealing

A lost circulation material and method for well treatment employing the material that is effective at sealing or plugging fractured zones and has utility over a wide range of temperatures, including high temperatures. The lost circulation material includes particulate material to quickly de-fluidize the fluid formulation, fibrous material to suspend particles in the slurrified form of the composition and increase the shear strength of the resultant seal, and non-portland cement material for increasing the compressive strength.. ... Halliburton Energy Services Inc

12/31/15 / #20150375299

Insulation enclosure with a radiant barrier

An example insulation enclosure includes a support structure having at least an inner frame and providing a top end, a bottom end, and an opening defined in the bottom end for receiving a mold within an interior of the support structure, and a radiant barrier positioned within the interior of the support structure, the radiant barrier including a front surface arranged to face the mold and a back surface facing the support structure, wherein the radiant barrier interposes the mold and the support structure to redirect thermal energy radiated from the mold back towards the mold.. . ... Halliburton Energy Services Inc

12/31/15 / #20150375144

Method of assembly for sand screen

A method of assembling a sand screen assembly includes the steps of providing inner and outer shrouds having radial protrusions, such as ribs, louvers, splines, etc., that are radially unaligned during a first assembly step thereby providing clearance for positioning of a filter layer between the shrouds. The outer or inner shroud is then rotated until the protrusions are aligned and the clearance between the shrouds and filter layer is eliminated to provide a tight fit between the layers.. ... Halliburton Energy Services Inc

12/24/15 / #20150369954

Optical push-pull interferometric sensors for electromagnetic sensing

A method of measuring an electromagnetic field in a formation can include installing an electromagnetic sensor with improved sensitivity, the sensor including multiple optical waveguides and respective multiple materials, and in response to exposure to the electromagnetic field, the materials changing shape in opposite directions. A well system can include an optical electromagnetic sensor which measures an electromagnetic field in a formation, and wherein optical path lengths or phases in optical waveguides of the sensor change both positively and negatively in response to exposure to the electromagnetic field. ... Halliburton Energy Services Inc

12/24/15 / #20150369952

Determination of true formation resistivity

Various embodiments include apparatus and methods to determine true formation resistivity. Such apparatus and methods may use techniques to effectively reduce or eliminate polarization horn effects at boundaries between formations of different resistivity. ... Halliburton Energy Services Inc

12/24/15 / #20150369951

Apparatus and methods to find a position in an underground formation

Various embodiments include apparatus and methods related to finding a position in an underground formation. Apparatus and methods can include receiving signals from a receiver in an underground formation in response to signals generated from transmitting sources, each of the transmitting sources located at a known position; and processing the received signals, based on the signals generated from the transmitting sources, to determine the position of the receiver. ... Halliburton Energy Services Inc

12/24/15 / #20150369950

Resistivity logging systems and methods employing ratio signal set for inversion

Electromagnetic resistivity logging systems and methods yielding formation anisotropy and dip from a signal set that closely approximates the response of a idealized tool. One illustrative method embodiment derives from an azimuthally-sensitive tool's measurements a full set of orthogonal direct couplings (vxx, vyy, vzz) and a cross-coupling sum (vxz+vzx) or (vyz+vzy). ... Halliburton Energy Services Inc

12/24/15 / #20150369927

Detector packages

Various embodiments can include apparatus or methods to operate and provide detection packages. In various embodiments, detection packages may include an illuminating device, a photodetector, and an optical coupling component disposed between the illuminating device and the photodetector, where the optical coupling component can be structured to enhance the coupling of light from the illuminating device to the photodetector. ... Halliburton Energy Services Inc

12/24/15 / #20150369656

Cross-sensor standardization

The disclosed embodiments include a method, apparatus, and computer program product for generating a cross-sensor standardization model. For example, one disclosed embodiment includes a system that includes at least one processor; at least one memory coupled to the at least one processor and storing instructions that when executed by the at least one processor performs operations comprising selecting a representative sensor from a group of sensors comprising at least one of same primary optical elements and similar synthetic optical responses and calibrating a cross-sensor standardization model based on a matched data pair for each sensor in the group of sensors and for the representative sensor. ... Halliburton Energy Services Inc

12/24/15 / #20150369043

Fluid analysis system with integrated computation element formed using atomic layer deposition

Fluid analysis systems with integrated computation elements (ices) or other optical path components formed using atomic layer deposition (ald) enables improved tolerances and design flexibility. In some of the disclosed embodiments, a fluid analysis system includes a light source and an ice. ... Halliburton Energy Services Inc

12/24/15 / #20150369036

Method and apparatus for ranging to a nearby well from ahead of a drill bit

A method and apparatus for ranging from ahead of a drill bit is described. The ranging apparatus includes a ranging probe with at least one sensor that may be deployed ahead of the drill bit. ... Halliburton Energy Services Inc

12/24/15 / #20150369030

Closed-loop drilling parameter control

An example method for control of a drilling assembly includes receiving measurement data from at least one sensor coupled to an element of the drilling assembly positioned in a formation. An operating constraint for at least a portion of the drilling assembly may be determined based, at least in part, on a model of the formation and a set of offset data. ... Halliburton Energy Services Inc

12/24/15 / #20150369005

Stacked piston safety valve with different piston diameters

Certain aspects are directed to a subsurface safety valve. The subsurface safety valve includes a closure mechanism and a piston assembly for actuating the closure mechanism. ... Halliburton Energy Services Inc

12/24/15 / #20150368980

Fiber-reinforced tools for downhole use

A wellbore tool may be formed, at least in part, by a fiber-reinforced hard composite portion that comprises reinforcing particles and reinforcing fibers dispersed in a binder, wherein the reinforcing fibers have an aspect ratio ranging from 1 to 15 times a critical aspect ratio (ac), wherein ac=σf/(2tc), σf is an ultimate tensile strength of the reinforcing fibers, and tc is an interfacial shear bond strength between the reinforcing fiber and the binder or a yield stress of the binder, whichever is lower.. . ... Halliburton Energy Services Inc

12/24/15 / #20150368973

Roll reduction system for rotary steerable system

Roll reduction system for rotary steerable system. A well drilling system includes a tubular housing that attaches inline in a drill string and a bit drive shaft supported to rotate in the housing by a roll reduction system. ... Halliburton Energy Services Inc

12/24/15 / #20150368548

Light weight proppant with improved strength and methods of making same

Methods are described to make strong, tough, and lightweight whisker-reinforced glass-ceramic composites through a self-toughening structure generated by viscous reaction sintering of a complex mixture of oxides. The invention further relates to strong, tough, and lightweight glass-ceramic composites that can be used as proppants and for other uses.. ... Halliburton Energy Services Inc

12/17/15 / #20150361792

Systems and methods for optimizing analysis of subterranean well bores and fluids using noble gases

Systems and methods for monitoring and characterizing fluids in subterranean formations are provided. In one embodiment, a method for monitoring a well bore is provided, the method including: providing a first quantity of one or more noble gases of a known volume; circulating at least a portion of the fluid and the one or more noble gases in a portion of the well bore; detecting a second quantity of the noble gases in a portion of the fluid that has been circulated in a portion of the well bore; and determining one or more parameters relating to the well bore (e.g., well bore volume, lag time, flow characteristics, and/or efficiency of a gas extraction system) based on the quantities of the noble gases provided and/or detected in the fluid and/or the relative times at which the noble gases are provided or detected.. ... Halliburton Energy Services Inc

12/17/15 / #20150361789

Multi-frequency dielectric borehole imager

Systems, methods and devices for dielectric borehole imagery are disclosed. Systems may include one or more transmitters that induce, at azimuthally-spaced positions on a borehole wall, a plurality of fields having components in non-coplanar directions within a formation; one or more directionally sensitive receivers that sense the components caused by each of the one or more transmitters; and a controller that processes signals received from the one or more directionally sensitive inductive sensors to provide a set of measurements representative of dielectric parameters at two or more azimuthal positions within the borehole.. ... Halliburton Energy Services Inc

12/17/15 / #20150361785

Up hole transmission of well data based on bandwidth

Methods, computer-readable media, and systems for up hole transmission of well data based on bandwidth are described. A down hole type data transmission tool includes an input device to receive data from a well tool. ... Halliburton Energy Services Inc

12/17/15 / #20150361766

Drilling turbine power generation

An example drilling turbine includes a turbine power section having a turbine shaft and a plurality of turbine stages axially arranged along the turbine shaft. A turbine bearing section is coupled to the turbine power section and has a drive shaft operatively coupled to the turbine shaft such that rotation of the turbine shaft rotates the drive shaft. ... Halliburton Energy Services Inc

12/17/15 / #20150361765

Misalignment in coupling shunt tubes of well screen assemblies

A system for coupling a shunt tube of a first screen assembly to a shunt tube of a second screen assembly includes an elongate jumper tube and a misalignment joint. The misalignment joint has a first end coupled to the jumper tube. ... Halliburton Energy Services Inc

12/17/15 / #20150361762

Configurable and expandable fluid metering system

A configurable metering cartridge includes a body having a tortuous pathway between an inlet and an outlet, and the tortuous pathway includes a plurality of restrictors. At least one valve is in fluid communication with the tortuous pathway and is selectively positionable to allow or prevent fluid flow through one or more of the plurality of restrictors.. ... Halliburton Energy Services Inc

12/17/15 / #20150361746

Two phase mud flow usage with dual-string drilling system

Systems and methods for controlling fluid contact with a borehole wall during drilling operations include introducing an outer pipe into a borehole and positioning an inner pipe within the outer pipe, wherein the inner pipe may be axially disposed within the outer pipe. The annular isolator may be disposed within an annulus between the outer pipe and the borehole wall. ... Halliburton Energy Services Inc

12/17/15 / #20150361740

Method of filling a coring tool inner barrel with a coring fluid

A method for obtaining a core sample from a wellbore using a coring tool is disclosed. The method includes providing an outer barrel in the wellbore. ... Halliburton Energy Services Inc

12/17/15 / #20150361730

Compression set downhole clutch

Compression set downhole clutch (100) can include an upper body (201), a lower body (202), and a hydraulic member (205). The upper body (201) can include at least one engagement surface (204). ... Halliburton Energy Services Inc

12/17/15 / #20150361323

Treatment fluids for reducing subterranean formation damage

Methods including providing a treatment fluid comprising a base fluid, a wettability altering surfactant, and a chelating agent, wherein the treatment fluid has a ph of at least about 5; introducing the treatment fluid into a subterranean formation; altering a wettability of the subterranean formation from oil-wet to either mixed-wet or water-wet with the wettability altering surfactant; and complexing metal ions in the subterranean formation with the chelating agent.. . ... Halliburton Energy Services Inc

12/17/15 / #20150361321

Gellable treatment fluids comprising quaternary ammonium salt gel-time modifiers and methods for use thereof

Methods for reducing the amount of water produced from a subterranean formation can include the use of a gellable treatment fluid that comprises a quaternary ammonium salt as a gel-time modifier. The gellable treatment fluids can comprise an aqueous base fluid, a base polymer comprising an acrylamide monomer unit, an organic crosslinking agent, and a gel-time modifier comprising a quaternary ammonium salt.. ... Halliburton Energy Services Inc

12/17/15 / #20150360241

Assessment and control of centrifuge operation

A drilling fluid conditioning system can include a centrifuge, and at least one heat transfer property sensor that outputs real time measurements of a heat transfer property of a drilling fluid that flows through the centrifuge. A method can include measuring a heat transfer property of a drilling fluid, and determining, based on the measured heat transfer property, an operational parameter of a centrifuge through which the drilling fluid flows. ... Halliburton Energy Services Inc

12/10/15 / #20150356210

Well tool scale buildup test, model and mitigation

Testing scale buildup in a well tool can include pressurizing separate cationic and anionic solutions, then heating the separate solutions, mixing together the solutions, and exposing the well tool to the mixed solutions. A well tool can be constructed by a) determining velocities of flow at a predetermined offset from surfaces of a geometric model representative of the well tool, b) calculating scale buildup on the surfaces based at least in part on the velocities, c) reducing pressure change per unit distance along selected ones of the surfaces having greater than a predetermined level of scale buildup, and d) repeating steps a-c until all scale buildup is no greater than the predetermined level. ... Halliburton Energy Services Inc

12/10/15 / #20150356204

Optical design techniques for environmentally resilient optical computing devices

Disclosed are optical design techniques for generating environmentally resilient optical elements used in optical computing devices. One method for designing an integrated computational element (ice) includes generating a plurality of theoretical ice designs with a design suite stored on a non-transitory, computer-readable medium, each theoretical ice design being configured to detect a characteristic of interest and comprising one or more layers, sorting the theoretical ice designs based on performance criteria of each theoretical ice design and thereby identifying one or more predictive ice designs, calculating a theoretical effect of a temperature shift on each predictive ice design, and selecting for fabrication one or more predictive ice designs based on favorable temperature stability.. ... Halliburton Energy Services Inc

12/10/15 / #20150355459

System, method and computer program product for photometric system design and environmental ruggedization

A photometric system design methodology employs genetic algorithms to optimize the selection of optical elements for inclusion in the photometric system in order to improve system performance with respect to environmental conditions (i.e., to “ruggedize” the photometric system). The genetic algorithms utilize a multi-objective fitness function to evolve simulated optical element selection, which may be a combination of optical filters and integrated computational elements. ... Halliburton Energy Services Inc

12/10/15 / #20150355368

Methods and systems for determining formation parameters using a rotating tool equipped with tilted antenna loops

Methods and systems for characterizing a formation are disclosed. A tool is placed in the formation. ... Halliburton Energy Services Inc

12/10/15 / #20150355367

Sensors, tools and systems containing a metallic foam and elastomer composite

The present disclosure relates to a logging sensor or tool including a structural component, a non-structural component, and a composite disposed between the structural component and the non-structural component. The composite may contain a metallic foam having pores and an elastomeric material deposited in the pores. ... Halliburton Energy Services Inc

12/10/15 / #20150354816

Signal responsive well test burner

A well test burner system includes a plurality of burner nozzles. At least one of the burner nozzles includes a well product inlet, an air inlet, an air/well product mixture outlet, and an automatic valve. ... Halliburton Energy Services Inc

12/10/15 / #20150354814

Aimable well test burner system

A well test burner system has a plurality of burner nozzles supported by a support structure. Each burner nozzle has an air inlet, a well product inlet and an air/well product mixture outlet. ... Halliburton Energy Services Inc

12/10/15 / #20150354352

Methods and systems for evaluation of rock permeability, porosity, and fluid composition

Methods and systems for substantially simultaneous evaluation of rock sample permeability and porosity, and composition of formation fluids, are provided. Such methods and systems may be used to evaluate the permeability, porosity, and composition of at least a portion of a subterranean formation in a drilling operation. ... Halliburton Energy Services Inc

12/10/15 / #20150354341

System and method to convert surface pressure to bottom hole pressure using an integrated computation element

A system and method for converting wellhead surface fluid pressures to bottom hole pressures through use of real-time fluid characteristic data determined using an integrated computational element (“ice”) computing device in conjunction with wellhead surface pressure measurements.. . ... Halliburton Energy Services Inc

12/10/15 / #20150354337

Method and apparatus for generating seismic pulses to map subterranean fractures

The methods described are for determining distribution, orientation and dimensions of networks of hydraulically-induced fractures within a subterranean formation containing fluids. Micro-seismic events are generated by particles introduced into the fractures which are capable of explosive or chemical reaction. ... Halliburton Energy Services Inc

12/10/15 / #20150354319

Interlocking segmented seat for downhole wellbore tools

Disclosed herein is a segmented seat for use in wellbore servicing systems, comprising an annular-shaped seat with an upward facing surface for receiving an obturator, the seat defining a central passageway. The segments are locked together at their faces by protrusions and matching recesses.. ... Halliburton Energy Services Inc

12/10/15 / #20150354300

Flexure membrane for drilling fluid test system

A disclosed dynamic receiver includes a housing defining a receiver chamber and having a first end cap at one end of the housing and a second end cap at an opposing end of the housing, a flexure membrane arranged within the receiver chamber and providing a membrane wall having a first end that is closed and arranged adjacent a fluid inlet into the receiver chamber and a second end that is open and secured to an inner wall of the receiver chamber, and a piston assembly movably arranged in the receiver chamber and including a piston head and a piston rod extending axially from the piston head, wherein, as filtrate from a test fluid enters the fluid inlet, the filtrate acts on the flexure membrane such that hydraulic fluid disposed within the membrane cavity is displaced and thereby moves the piston assembly axially within the receiver chamber.. . ... Halliburton Energy Services Inc

12/10/15 / #20150354299

Diverting flow in a kill mud circulation system to regulate kill mud pressure

Diverting flow in a drilling fluid circulation system to regulate drilling fluid pressure. A pump of a drilling fluid pressure regulation system for a well bore can discharge drilling fluid through discharge piping at flow rate. ... Halliburton Energy Services Inc

12/10/15 / #20150354290

Vibration damper

The subject matter of this specification can be embodied in, among other things, a method including inserting a vibration damper tool in a drill string, the damper including a tubular housing having an exterior surface and a longitudinal passageway, and at least one fluid actuated piston assembly, said piston assembly including an extendable piston, a transverse passageway, a spring chamber in the transverse passageway, and at least one spring disposed in the spring chamber. The spring biases the piston in a retracted position. ... Halliburton Energy Services Inc

12/10/15 / #20150354283

Erosion resistant hard composite materials

A hard composite composition may comprise a binder and a polymodal blend of matrix powder. The polymodal blend of matrix powder may have at least one first local maxima at a particle size of about 0.5 nm to about 30 μm, at least one second local maxima at a particle size of about 200 μm to about 10 mm, and at least one local minima between a particle size of about 30 μm to about 200 μm that has a value that is less than the first local maxima.. ... Halliburton Energy Services Inc

12/10/15 / #20150353812

Dimer acid grafted polymer for stabilizing particulate in a well

A fluid is provided including: (a) an aqueous phase; and (b) a dimer acid grafted polymer, wherein the dimer acid grafted polymer is at least sparingly soluble in water, wherein the polymer is dispersed, hydrated, or dissolved in the aqueous phase. The fluid can be used, for example, in a method of treating a well, including: (a) forming a fluid comprising a dimer acid grafted polymer, and (b) introducing the fluid into a treatment zone of a well.. ... Halliburton Energy Services Inc

12/03/15 / #20150346381

Downhole ranging from multiple boreholes

Downhole ranging from multiple wellbores. In one example, multiple transmitters and multiple receivers are disposed in multiple wellbores to exchange electromagnetic signals. ... Halliburton Energy Services Inc

12/03/15 / #20150346376

Time-lapse time-domain reflectometry for tubing and formation monitoring

A system and method for monitoring a wellbore are disclosed herein. A pulse generator comprises a plurality of ports, wherein a first one of the plurality of ports is coupled to a first location of interest and a second one of the plurality of ports is coupled to a second location of interest. ... Halliburton Energy Services Inc

12/03/15 / #20150346119

Determining perforation tunnel impairment productivity using computed tomography

Disclosed is a method of testing the effectiveness of perforations and well treatments to enhance production, wherein tomographic image data is collected while fluid flow tests are conducted on a formation sample and thereafter three dimensional images are created and analyzed.. . ... Halliburton Energy Services Inc

12/03/15 / #20150346087

Parallel optical thin film measurement system for analyzing multianalytes

Optical computing devices including a light source that emits electromagnetic radiation into an optical train extending from the light source to a detector, a substance arranged in the optical train and configured to optically interact with the electromagnetic radiation and produce sample interacted radiation, a processor array arranged in the optical train and including a plurality of ice arranged on a substrate and configured to optically interact with the electromagnetic radiation. The detector receives modified electromagnetic radiation generated through optical interaction of the electromagnetic radiation with the substance and the processor array. ... Halliburton Energy Services Inc

12/03/15 / #20150346084

Methods for assaying ionic materials using an integrated computational element

The binding state of ionic materials, including metal ions, in a fluid phase can be determined using an integrated computational element. Methods for determining the binding state of an ionic material in a fluid phase can comprise optically interacting electromagnetic radiation with an ionic material and one or more integrated computational elements, the ionic material being located in a fluid phase while being optically interacted with the electromagnetic radiation; and determining one or more binding states of the ionic material in the fluid phase, using the one or more integrated computational elements.. ... Halliburton Energy Services Inc

12/03/15 / #20150345273

Methods and processes to recycle base oil fluids from spent invert emulsion drilling fluids

Methods and processes for recycling base oils from spent invert emulsion drilling fluids may include frictionally heating a spent drilling fluid that comprises an invert emulsion and solids, wherein the solids are at about 50% or less by volume of the spent drilling fluid; and simultaneously evaporating oil and water from the invert emulsion at a temperature lower than an atmospheric boiling point for the oil.. . ... Halliburton Energy Services Inc

12/03/15 / #20150345257

Spring clips for tubular connection

A jumper tube is connected to a shunt tube of a well screen assembly by positioning the jumper tube end to end, adjacent with the shunt tube. A spring clip is then flexed over a profile of a coupling and allowed to snap into gripping engagement of the coupling, thereby retaining the jumper tube relative to the first screen assembly.. ... Halliburton Energy Services Inc

12/03/15 / #20150345250

Intervention tool for delivering self-assembling repair fluid

Certain aspects are directed to devices for use in a wellbore in a sub-terranean formation. There is provided an intervention tool that may be used to set a self-assembling remedial screen, patch, plug, create a remedial isolation zone, conduct remedial securement, or otherwise provide a remedial fix to one or more components of the completion in a downhole configuration. ... Halliburton Energy Services Inc

12/03/15 / #20150345239

Elastic pipe control and compensation with managed pressure drilling

A method of regulating downhole pressure using managed pressure drilling may include calculating an elasticity of a drill string during a drilling operation using a torque and drag model included in a managed pressure drilling (mpd) control system and calculating a surge pressure and a swab pressure acting on the drill string during the drilling operation using a hydraulics model included in the mpd control system. The surge and swab pressures may be based on movement of the drill string and in accordance with the elasticity of the drill string. ... Halliburton Energy Services Inc

12/03/15 / #20150345231

Systems and methods for releasing a tool string

Disclosed is a release tool used to separate portions of a tool string. One release tool includes a main body, a collet retainer coupled to the main body and having a collet assembly arranged therein, the collet assembly being operatively coupled to a lower sub, a support piston releasably coupled to a separation nut and engaging the collet assembly such that the lower sub is prevented from removal from the collet assembly, and a trigger mechanism configured to send a command signal to the separation nut whereupon the separation nut releases the support piston such that it is able to be moved and the lower sub is thereby able to be removed from the collet assembly.. ... Halliburton Energy Services Inc

12/03/15 / #20150345226

Symmetrical har seal

A downhole seal system for roller cone drill bits includes a seal gland having a width larger than it depth. In one implementation, the seal gland includes a protrusion along its base on which a seal element seats. ... Halliburton Energy Services Inc

12/03/15 / #20150345221

Downhole drilling assembly having a hydraulically actuated clutch and method for use of same

A downhole drilling assembly includes a drill string having an inner fluid passageway. A fluid motor disposed within the drill string has a rotor operable to rotate relative to a stator in response to a circulating fluid received via the inner fluid passageway. ... Halliburton Energy Services Inc

12/03/15 / #20150344764

Viscous settable fluid for lost circulation in subterranean formations

A method of treating a well the method including the steps of: (a) forming a fluid including: (i) a shear-thinning aqueous liquid phase; and (ii) an inorganic setting material; wherein the fluid is shear-thinning, pumpable, and settable; and (b) introducing the fluid into the well.. . ... Halliburton Energy Services Inc

12/03/15 / #20150343528

Directional solidification of polycrystalline diamond compact (pdc) drill bits

A method of manufacturing a rotary drill bit includes forming a mold having an inner surface and an outer surface, locating a metal mandrel within the mold, packing the mold around at least part of the mandrel with particulate matrix-forming material and installing an insulating material around at least an upper portion of the outer surface. The material is infiltrated in a furnace with a molten binding alloy and the mold including the insulating material is removed from the furnace, directionally solidifying the material and binding alloy in portion of said bit, wherein said directional solidification proceeds from the lower portion of the outer surface in an upward and outward direction to form a solid infiltrated matrix bonded to the mandrel by cooling of the mold with the insulating material disposed around at least the upper portion of the outer surface of the mold.. ... Halliburton Energy Services Inc

11/26/15 / #20150338542

Deep azimuthal system with multi-pole sensors

Various embodiments include systems and methods of operation with respect to well logging. The systems and methods can include a number of transmitter sensors and a number of receiving sensors arranged to operate as a system including one or more multi-pole sensors. ... Halliburton Energy Services Inc

11/26/15 / #20150338378

Ultrasonic signal time-frequency decomposition for borehole evaluation or pipeline inspection

In some embodiments, methods, apparatus, and systems may operate to launch acoustic waves along a first acoustic path length from an acoustic transducer. The apparatus receives a reflected signal in response to each acoustic wave, each reflected signal including at least one echo. ... Halliburton Energy Services Inc

11/26/15 / #20150337656

System and method for collecting a representative formation fluid during downhole testing operations

A method for collecting a formation fluid for testing includes introducing a formation sample tool having a first port and a second port into a wellbore. A first fluid is injected through the first port into the formation to clear a sample passage and allow access to uncontaminated formation fluid. ... Halliburton Energy Services Inc

11/26/15 / #20150337654

Obtaining a downhole core sample measurement using logging while coring

A drilling tool and method are disclosed for obtaining a downhole core sample measurement using logging while coring. A drilling tool includes a coring bit that is configured to obtain a core sample from a wellbore. ... Halliburton Energy Services Inc

11/26/15 / #20150337652

Acoustic signal enhancement apparatus, systems, and methods

In some embodiments, an apparatus and a system, as well as a method and an article, may operate control the operation of a fluid pulse source using drilling fluid to excite vibrations in a shock sub, increasing the axial vibration in a drill string to reduce static friction between the drill string and a formation surrounding the drill string. The vibrations are excited at a fundamental frequency that is outside of the operational communications frequency range of an associated acoustic telemetry communications system. ... Halliburton Energy Services Inc

11/26/15 / #20150337649

Time-frequency domain multiplexing apparatus, methods, and systems

In some embodiments, an apparatus and a system, as well as a method and an article, may operate to transmit energy as transmitted signals from current electrodes on a galvanic down hole tool, while multiplexing the energy in both time and frequency domains, to interact the transmitted signals with a geological formation to provide interacted signals that represent a formation property. Additional apparatus, systems, and methods are described.. ... Halliburton Energy Services Inc

11/26/15 / #20150337645

Downhole sensor tool with a sealed sensor outsert

A downhole sensor tool includes a sensor outsert coupled into an exterior pocket of the tool body. The sensor outsert is a pressure vessel with an exterior electrical connector coupled to the interior sensor. ... Halliburton Energy Services Inc

11/26/15 / #20150337629

Using dynamic underbalance to increase well productivity

An example underbalance pressure generator device includes a housing having a first end, a second end, and an implosion chamber between the first and second ends, one or more influx ports defined in the housing and enabling fluid communication between the implosion chamber and an exterior of the housing, at least one frangible member fixedly attached to the housing such that a pressure differential can be generated across the at least one frangible member between the implosion chamber and the exterior of the housing, and an actuation device within the housing and configured to rupture the at least one frangible member upon being triggered.. . ... Halliburton Energy Services Inc

11/26/15 / #20150337627

Flow rings for regulating flow in autonomous inflow control device assemblies

Disclosed are wellbore flow control devices that allow on-site field adjustments to flow characteristics. One autonomous inflow control device (aicd) assembly includes a base pipe defining one or more flow ports and an interior, a first end ring and a second end ring each arranged about the base pipe, the second end ring being axially-offset from the first end ring such that a fluid compartment is defined therebetween, an aicd arranged within the fluid compartment and having at least one fluid inlet and an outlet configured to be in fluid communication with one of the one or more flow ports, and a flow ring arranged about the base pipe and in fluid communication with the aicd, the flow ring being operable to regulate a fluid flow into the interior of the base pipe and being accessible and manipulatable by a well operator on-site.. ... Halliburton Energy Services Inc

11/26/15 / #20150337626

Adjustable autonomous inflow control devices

Disclosed are wellbore flow control devices that allow on-site field adjustments to flow characteristics. One disclosed well system includes a base pipe defining one or more flow ports and an interior, a first end ring and a second end ring each arranged about the base pipe, the second end ring being axially-offset from the first end ring such that a fluid compartment is defined therebetween, an autonomous inflow control device (aicd) arranged within the fluid compartment and having at least one fluid inlet and an outlet in fluid communication with the one or more flow ports, and a sleeve removably coupled to the first and second end rings and configured to be removed to provide access to the fluid compartment and the aicd in order to make on-site fluid flow adjustments to the aicd.. ... Halliburton Energy Services Inc

11/26/15 / #20150337622

Distributed inflow control device

Certain aspects of the present invention are directed to a distributed inflow control device that can be disposed in a wellbore through a fluid-producing formation. The distributed inflow control includes a shroud that can be disposed in the fluid-producing formation. ... Halliburton Energy Services Inc

11/26/15 / #20150337610

Methods and systems for performance of subterranean operations using dual string pipes

Methods and systems for improving delivery and retrieval of fluids to and from a downhole location are disclosed. A dual string pipe (202) is provided which comprises an outer pipe (206), an inner pipe (204) positioned within the outer pipe, and a bottom hole assembly (210) fluidically coupled to the outer pipe and the inner pipe. ... Halliburton Energy Services Inc

11/26/15 / #20150337605

Systems and methods of securing and protecting wellbore control lines

Disclosed are systems and method of securing and protecting control lines during run-in into a wellbore with wellbore tape. The wellbore tape includes a substrate having a front surface and a back surface, a wear-resistant coating disposed on at least a portion of the front surface, and an adhesive layer disposed on the back surface, the adhesive layer being configured to affix the substrate to an outer surface of a conveyance.. ... Halliburton Energy Services Inc

11/26/15 / #20150337599

Monitoring a condition of a component in a rotating control device of a drilling system using embedded sensors

In accordance with some embodiments of the present disclosure, a drilling system comprises a drill string and a rotating control device (rcd) associated with the drill string. The rcd includes a seal element composed of an elastomeric material. ... Halliburton Energy Services Inc

11/26/15 / #20150337435

Fabrication of integrated computational elements using substrate support shaped to match spatial profile of deposition plume

A system includes a computational system to receive a design of an integrated computational element (ice) including specification of a substrate and a plurality of layers, their respective target thicknesses and complex indices, such that a notional ice fabricated based on the ice design is related to a characteristic of a sample. Additionally, the system includes a deposition chamber including a deposition source to provide a deposition plume having a plume spatial profile, and a support to support a plurality of instances of the substrate during fabrication of a plurality of instances of the ice. ... Halliburton Energy Services Inc

11/26/15 / #20150337405

Ultrasonic impact treatment for useful life improvement of downhole tools

The useful life of a downhole tool is improved through application of an ultrasonic impact treatment. In an example method, operational parameters of an ultrasonic impact treatment device are selected based upon the one or more physical characteristics of the downhole tool. ... Halliburton Energy Services Inc

11/19/15 / #20150331139

Systems and methods for performing ranging measurements using third well referencing

Systems and methods for obtaining ranging measurements are described herein. An example method includes injecting a current 115 into a formation from a first borehole 106 to induce an electromagnetic field 120 within the formation. ... Halliburton Energy Services Inc

11/19/15 / #20150331137

Multi-axial antenna and method for use in downhole tools

Embodiments of a multi-axial antenna system and system for measuring subsurface formations are generally described herein. Other embodiments may be described and claimed. ... Halliburton Energy Services Inc

11/19/15 / #20150331132

Method and apparatus for the downhole in-situ determination of the speed of sound in a formation fluid

An apparatus and a method for measuring a speed of sound in a fluid in a well bore may include a frame adapted to receive the fluid there through are provided. The apparatus includes an acoustic source mounted on the frame; an acoustic detector to measure a signal propagating through the fluid, the acoustic detector disposed proximate the frame at a known distance from the acoustic source; and a test circuit adapted to synchronize the acoustic detector with a signal propagating through the frame. ... Halliburton Energy Services Inc

11/19/15 / #20150330750

Plasma gap detonator with novel initiation scheme

Disclosed is a method and apparatus for use in initiating explosives used in application including well perforating systems. The initiator uses an air gap separating an electrically triggered semiconductor bridge plasma energy creator and a reactive foil abutting an explosive.. ... Halliburton Energy Services Inc

11/19/15 / #20150330630

Variable air to product ratio well burner nozzle

A well test burner system includes a plurality of burner nozzles. At least one of the burner nozzles includes a well product inlet, an air inlet, an air/well product mixture outlet, and an automatic valve. ... Halliburton Energy Services Inc

11/19/15 / #20150330215

Systems and methods for measuring downhole fluid characteristics in drilling fluids

Disclosed are systems and methods for monitoring drilling fluids. One system includes a flow path containing a fluid having at least one component present therein, and a movable housing having at least one optical computing device configured to move with the movable housing along a detection path, the at least one optical computing device including at least one integrated computational element (ice) configured to optically interact with the fluid over the detection path, wherein the at least one ice is configured to detect a characteristic of the at least one component and generate an output signal corresponding to the characteristic.. ... Halliburton Energy Services Inc

11/19/15 / #20150330210

Determining gravity toolface and inclination in a rotating downhole tool

Systems and methods for determining gravity toolface and inclination are described herein. An example may comprise a downhole tool (300) and a sensor assembly (330, 340, 350) disposed in a radially offset location within the downhole tool. ... Halliburton Energy Services Inc

11/19/15 / #20150330203

Systems and methods for estimation of intra-kerogen porosity of downhole formation samples from pyrolysis tests and basin modeling data

Systems and methods for determining kerogen porosity of a formation for downhole operations are described herein. An example method may include obtaining core pyrolysis data from a wellbore disposed in a formation. ... Halliburton Energy Services Inc

11/19/15 / #20150330191

Well flow control with acid actuator

A well production device includes a production tubing with a fluid passage between the exterior of the tubing and a center bore of the tubing. A fluid barrier is provided sealing the fluid passage. ... Halliburton Energy Services Inc

11/19/15 / #20150330190

Deep formation evaluation systems and methods

Apparatuses, systems and methods for deep formation evaluations, at least some of which include lwd tool modules positioned along a drillstring with a first lwd tool module that includes a transmit antenna, a second lwd tool module that includes a receive antenna and at least one position measurement device that at least partially determines spatial locations of the transmit and receive antennas relative to each other. A formation model is then matched to a surrounding formation based at least in part on said relative spatial locations.. ... Halliburton Energy Services Inc

11/19/15 / #20150330188

Remotely controllable valve for well completion operations

An example tubing string may at least partially define an internal bore. The tubing string may include an expandable packer and a permeable barrier. ... Halliburton Energy Services Inc

11/19/15 / #20150330184

Pressure responsive downhole tool with low pressure lock open feature and related methods

A pressure responsive downhole tool includes a bi-directional collet utilized in conjunction with a pressure retaining chamber to control a ball valve utilizing a change in wellbore annulus pressure. Without substantially altering the pressure change between various operative functions, the tool can utilize the rate of pressure increase/decrease to drive the tool to different configurations. ... Halliburton Energy Services Inc

11/19/15 / #20150330182

Hydraulic activation of mechanically operated bottom hole assembly tool

A method of hydraulically activating a mechanically operated wellbore tool in a bottom hole assembly includes: holding moveable elements of the wellbore tool in an unactivated position using a shear pin; inserting one or more drop balls into a drilling fluid; and flowing the drilling fluid with the drop balls to a flow orifice located in or below the wellbore tool. The flow orifice is at least partially plugged with the drop balls to restrict fluid flow and correspondingly increases the hydraulic pressure of the drilling fluid. ... Halliburton Energy Services Inc

11/19/15 / #20150330167

Systems and methods for monitoring and characterizing fluids in a subterranean formation using hookload

Systems and methods for monitoring and characterizing fluids in a subterranean formation are provided. In one embodiment, a method for monitoring fluids in a well bore penetrating a subterranean formation is provided, the method comprising: determining an actual buoyed hookload of an apparatus at least partially disposed in the well bore wherein a first set of fluids are present therein; comparing the actual buoyed hookload to a calculated buoyed hookload of the apparatus, wherein the calculated buoyed hookload is based in part on the unbuoyed hookload of the apparatus, and the properties of a second set of fluids that are assumed to be present in the well bore; and determining at least one property of the first set of fluids based in part on the comparison of the actual buoyed hookload to the calculated buoyed hookload.. ... Halliburton Energy Services Inc

11/19/15 / #20150330157

Telescoping joint with control line management assembly

A telescoping joint is provided with one or more control lines and is usable for landing a subsea tubing hanger. The telescoping joint can include an outer mandrel, an inner mandrel, and a control line. ... Halliburton Energy Services Inc

11/19/15 / #20150330150

Directional casing-while-drilling

A directional casing-while-drilling system includes a rotary steerable system disposed within a casing string used as a drill string during casing-while-drilling operations. The casing string of some embodiments may include an upper section and a lower section coupled by a swivel, which may enable the upper section of the casing string to be rotated without substantially rotating the lower section. ... Halliburton Energy Services Inc

11/19/15 / #20150330149

Directional control of a rotary steerable drilling assembly using a variable fluid flow pathway

According to aspects of the present disclosure, systems and methods for controlling the direction of a drilling assembly within a borehole are described herein. An example system may include a housing 201 b (fig. ... Halliburton Energy Services Inc

11/19/15 / #20150329764

Treatment fluids containing a boron trifluoride complex and methods for use thereof

Treatment fluids for use in subterranean formations, particularly sandstone and other siliceous formations, may contain a source of fluoride ions to aid in mineral dissolution. In some cases, it may be desirable to generate the fluoride ions from a fluoride ion precursor, particularly a hydrofluoric acid precursor, such as a boron trifluoride complex. ... Halliburton Energy Services Inc

11/19/15 / #20150329382

Electrocoagulation removal of zinc in produced water

Electrocoagulation may be used to reduce the concentration of zinc ions in produced water. For example, a method may induce producing a wellbore fluid from a subterranean formation, the wellbore fluid comprising hydrocarbons and water, the water having zinc ions dispersed therein at a concentration greater than about 1 ppm; separating the hydrocarbons from the water; and separating at least some of the zinc ions from the water via electrocoagulation to yield an effluent water and precipitated zinc salts.. ... Halliburton Energy Services Inc

11/19/15 / #20150328723

Lead-free solder alloy for printed circuit board assemblies for high-temperature environments

A solder alloy suitable for high temperature environments, such as for example electronic systems used in an oil or gas well where the temperature may be in the region of 175° c., the solder alloy having a silver weight % in the range of 3.5 to 7.0, a copper weight % in the range of 1.0 to 4.0, and an antimony weight % in the range of 1.0 to 3.0. Other embodiments are described and claimed.. ... Halliburton Energy Services Inc

11/12/15 / #20150323700

In-situ system calibration

A method for re-calibrating installed downhole sensors used in hydrocarbon wells by the application of a calibration string inserted in the wells and deployed in close proximity to the installed downhole sensor.. . ... Halliburton Energy Services Inc

11/12/15 / #20150322783

Methods and systems for determining and using gas extraction correction coefficients at a well site

Methods and systems for monitoring, analyzing, and characterizing well bores and reservoir fluids in a subterranean formation are provided. In particular, methods and systems for determining and using correction coefficients for quantitative analysis of gas samples extracted from fluids at a well site based on fick's laws of diffusion are provided. ... Halliburton Energy Services Inc

11/12/15 / #20150322781

System and method for analyzing cuttings using an opto-analytical device

In one embodiments, a method includes drilling a wellbore in a formation with a drilling tool. The method further includes receiving electromagnetic radiation using an opto-analytical device coupled to the drilling tool. ... Halliburton Energy Services Inc

11/12/15 / #20150322777

System and method for triggering a downhole tool

A method of servicing a wellbore includes arranging an assembly within a lubricator coupled to a tree, the assembly including at least one downhole tool and a signal receiver subassembly. An acoustic signal is communicated to the signal receiver subassembly while the assembly is arranged within the lubricator. ... Halliburton Energy Services Inc

11/12/15 / #20150322775

Systems and methods for monitoring wellbore fluids using microanalysis of real-time pumping data

Systems and methods for obtaining information about one or more fluids in a wellbore in a subterranean formation are disclosed herein. A fluid monitoring system comprises a fluid measurement device and a data system that receives a first and second set of data. ... Halliburton Energy Services Inc

11/12/15 / #20150322774

Tilted antenna logging systems and methods yielding robust measurement signals

Disclosed herein are electromagnetic logging systems and methods that provide a set of signals that robustly approximate the response of a model tool employing orthogonal triads of point-dipole antennas. One illustrative method embodiment obtains an azimuthally sensitive electromagnetic logging tool's signal measurements as a function of position in a borehole, the tool having at least two spacing distances (d1, d2) between transmit and receive antennas. ... Halliburton Energy Services Inc

11/12/15 / #20150322772

System and method for measuring temperature using an opto-analytical device

In one embodiment, a method includes drilling a wellbore in a formation with a drilling tool. The method further includes receiving electromagnetic radiation using an opto-analytical device coupled to the drilling tool. ... Halliburton Energy Services Inc

11/12/15 / #20150322767

Systems and methods of adjusting weight on bit and balancing phase

Disclosed are systems and methods of balancing weight distribution between downhole cutting tools. One system includes a drill bit arranged at a distal end of the bottom-hole assembly, a first sensor sub arranged proximate to the drill bit and configured to monitor one or more operational parameters corresponding to the drill bit, a reamer axially-offset from the drill bit on the bottom-hole assembly, a second sensor sub arranged proximate to the reamer and configured to monitor one or more operational parameters of the reamer, and a communications module communicably coupled to the first and second sensor subs and configured to communicate one or more corrective action signals when the one or more operational parameters of the drill bit and the reamer surpass a predetermined operating threshold.. ... Halliburton Energy Services Inc

11/12/15 / #20150322750

Flow distribution assemblies for preventing sand screen erosion

Disclosed are flow distribution assemblies for distributing fluid flow through well screens. One flow distribution assembly includes a bulkhead arranged about a base pipe having one or more flow ports and defining flow conduits in fluid communication with the flow ports, a sand screen arranged about the base pipe and extending axially from the bulkhead, a flow annulus defined between the sand screen and the base pipe, and flow tubes fluidly coupled to the flow conduits and extending axially from the bulkhead within the flow annulus, the flow tubes being configured to place an interior of the base pipe in fluid communication with the flow annulus via the flow ports, wherein the flow tubes distribute a fluid through the at least one sand screen at a plurality of axial locations within the flow annulus.. ... Halliburton Energy Services Inc

11/12/15 / #20150322747

Boost assisted force balancing setting tool

A setting tool is provided for positioning in a subterranean wellbore. The tool carries a pre-charged, pressurized chamber, preferably filled with inert gas. ... Halliburton Energy Services Inc

11/12/15 / #20150322720

System and method for detecting drilling events using an opto-analytical device

In one embodiment, a method includes drilling a wellbore in a formation with a drilling tool. The method further includes receiving electromagnetic radiation at an opto-analytical device coupled to the drilling tool. ... Halliburton Energy Services Inc

11/12/15 / #20150322329

Methods and systems for iron control using a phosphinated carboxylic acid polymer

The presence of iron in a subterranean formation, particularly ferric iron, can be problematic during an acidizing operation due to sludge formation that can occur. Methods for treating a subterranean formation in the presence of iron can comprise: providing a treatment fluid comprising an acid and an iron stabilization agent comprising a phosphinated carboxylic acid polymer, the treatment fluid having a ph of about 3 or below and the phosphinated carboxylic acid polymer being soluble in the treatment fluid; introducing the treatment fluid into a subterranean formation; and interacting the phosphinated carboxylic acid polymer with ferric iron in the subterranean formation.. ... Halliburton Energy Services Inc

11/12/15 / #20150322328

Colloidal high aspect ratio nanosilica additives in sealants and methods relating thereto

Colloidal high aspect ratio nanosilica additives that comprise colloidal high aspect ratio nanosilica particles having an average diameter of about 100 nm or less and an average aspect ratio of about 1.5 or greater may be useful in forming sealants in a wellbore, a subterranean formation, or both. For example, a method may include introducing a wellbore fluid into a wellbore penetrating a subterranean formation, the wellbore fluid comprising an aqueous base fluid, an activator, and a colloidal high aspect ratio nanosilica additive; placing the wellbore fluid into a portion of the wellbore, a portion of the subterranean formation, or both; and forming a sealant that comprises the colloidal high aspect ratio nanosilica additive therein.. ... Halliburton Energy Services Inc

11/12/15 / #20150322327

Sugar cane ash in spacer fluids

Disclosed are spacer fluids and methods of use in subterranean formations. Embodiments may include using a spacer fluid comprising sugar cane ash and water to displace a drilling fluid in a wellbore.. ... Halliburton Energy Services Inc

11/12/15 / #20150321961

Particulate flow enhancing additives and associated methods

A dry, free-flowing cement composition that comprises dry cement particles and flow inducing particulates that comprise solid adsorbent particulates having adsorbed thereon a flow inducing chemical, ethylene glycol, and water. The water is present in an amount from 5% to 30.3% by weight of the solid adsorbent particulates, the ethylene glycol is present in an amount from 3.25 to 20% by weight of the solid adsorbent particulates, and the flow inducing particulate is present in an amount from 0.005% to 5% by weight of the cement. ... Halliburton Energy Services Inc

11/05/15 / #20150316671

Migration velocity analysis method for vsp data

Vertical seismic profile (vsp) analysis is a technique commonly used to conduct geophysical surveys of subterranean features. The processing of a vsp includes several steps, usually including a final step of depth migration. ... Halliburton Energy Services Inc

11/05/15 / #20150316359

Charge case fragmentation control for gun survival

A method for forming a perforation is disclosed. The method comprises positioning a perforating gun at a desired location in the formation. ... Halliburton Energy Services Inc

11/05/15 / #20150316170

Multiple piston pressure intensifier for a safety valve

Disclosed are subsurface safety valves having multiple pistons used to increase the opening force. One safety valve includes a housing having a piston bore defined therein and configured to receive hydraulic fluid pressure, the piston bore providing an upper bore having a first diameter and a lower bore having a second diameter smaller than the first diameter, a piston assembly movably arranged within the piston bore and comprising an upper piston arranged in and configured to sealingly engage the upper bore and a lower piston arranged in and configured to sealingly engage the lower bore, and a connecting rod coupling the upper and lower pistons, wherein a cavity is defined between the upper and lower pistons within the piston bore and the piston rod extends within the cavity.. ... Halliburton Energy Services Inc

11/05/15 / #20150315906

Downhole electromagnetic telemetry system utilizing electrically insulating material and related methods

A downhole electromagnetic telemetry system and method whereby electrically insulating material is placed above and/or below an electrical current launching device or receiver along a well string in order to extend the range of the telemetry system, increase the telemetry rate, and/or reduce downhole power requirements.. . ... Halliburton Energy Services Inc

11/05/15 / #20150315898

Systems and methods for monitoring and validating cementing operations using connection flow monitor (cfm) systems

A fluid monitoring system comprises a data acquisition and control interface and one or more fluid measurement devices communicatively coupled to the data acquisition and control interface. The one or more fluid measurement devices are configured to detect amounts of fluids pumped into or exiting the well bore during cementing. ... Halliburton Energy Services Inc

11/05/15 / #20150315885

Methods and systems for generating reactive fluoride species from a gaseous precursor in a subterranean formation for stimulation thereof

In situ generation of hydrogen fluoride or other reactive fluoride species can sometimes be beneficial during an acidizing operation, particularly when it is desired to limit the presence of a carrier fluid that may be present. Methods for acidizing a subterranean formation can comprise: providing a treatment fluid comprising a non-hf fluoride compound, the non-hf fluoride compound being a gas at standard temperature and pressure and that is free of boron; introducing the treatment fluid into a subterranean formation; transforming the non-hf fluoride compound into a reactive fluoride species; and etching a surface in the subterranean formation with the reactive fluoride species, the surface comprising a siliceous material.. ... Halliburton Energy Services Inc

11/05/15 / #20150315875

Red mud solids in spacer fluids

Disclosed are spacer fluids and methods of use in subterranean formations. Embodiments may include using a spacer fluid comprising red mud solids and water to displace a drilling fluid in a wellbore.. ... Halliburton Energy Services Inc

11/05/15 / #20150315870

Composite wellbore ball valve

A composite wellbore ball valve has a spherical, fiber reinforced composite ball valve closure. The closure has an interior, central through-bore and an annular metallic sealing surface. ... Halliburton Energy Services Inc

11/05/15 / #20150315868

Self-assembling packer

Certain aspects are directed to self-assembling packers that seal an annulus in a downhole wellbore. In one aspect, the packer is formed from a magnetorheological fluid, which may be a carrier fluid formed from a polymer precursor and magnetically responsive particles. ... Halliburton Energy Services Inc

11/05/15 / #20150315849

Load cross-over slip-joint mechanism and method of use

A downhole tool assembly is presented for use in a wellbore, the tool having a mandrel assembly for substantially bearing the tensile and rotational loads placed on the tool assembly during run-in to the wellbore, a displacement assembly for substantially bearing displacement loads and for providing relative movement to the mandrel assembly, the displacement assembly for actuating a actuable tool attached to the mandrel assembly. The mandrel assembly has an upper mandrel positioned radially outward of the displacement assembly and a lower mandrel positioned radially inward of the displacement assembly. ... Halliburton Energy Services Inc

10/29/15 / #20150309201

Method and apparatus for optimizing deep resistivity measurements with multi-component antennas

According to aspects of the present disclosure, systems and methods for optimizing deep resistivity measurements are described herein. The method may include obtaining one or more first multi-component measurements from a downhole tool disposed in a bore-hole. ... Halliburton Energy Services Inc

10/29/15 / #20150308980

Apparatus and method of defects inspection

Various embodiments include apparatus and methods to inspect casing defects in a pipe such as a casing associated with a drilling operation. Electrical connectors contacting the inside wall of the pipe can be used to generate a current in the pipe. ... Halliburton Energy Services Inc

10/29/15 / #20150308263

Cable integrity monitor for electromagnetic telemetry systems

In some embodiments, an apparatus and a system, as well as a method and an article, may include a signal integrity monitor that senses the signal transmitted between a surface device and a downhole device. The signal integrity monitor is adapted to disconnect power from the communication system if a fault in the communication line is detected.. ... Halliburton Energy Services Inc

10/29/15 / #20150308262

Turbine for transmitting electrical data

The turbine (100) can be used to transmit electrical data signals, for example, sensor data signals, across a down hole turbine using, with the data signals be communicated via a shaft (102). As a result, a signal can be induced onto the shaft (102) from a lower end of the shaft (102), for example, motor shaft, to an upper end of the shaft (102). ... Halliburton Energy Services Inc

10/29/15 / #20150308260

System for drilling parallel wells for sagd applications

A system for ranging between two wellbores. The target wellbore includes a conductive body (e.g., casing) disposed within a portion of the target wellbore. ... Halliburton Energy Services Inc

10/29/15 / #20150308253

Electronically monitoring drilling conditions of a rotating control device during drilling operations

In accordance with some embodiments of the present disclosure, a drilling system comprises a rotating control device (rcd). A plurality of sensors included in or in proximity to the rcd are configured to detect drilling conditions associated with the rcd during a drilling operation. ... Halliburton Energy Services Inc

10/29/15 / #20150308228

Sliding sleeve well tool with metal-to-metal seal

A sliding sleeve well device has a first sliding sleeve received in a second sliding sleeve. A polymer seal having a polymer sealing surface is between and in sealing contact with the sliding sleeves. ... Halliburton Energy Services Inc

10/29/15 / #20150308216

Fiber reinforced sealing element

A method for making a sealing element for a rotating control device used in rotary drilling systems is disclosed. The sealing element has a bore, a base region, and a nose region. ... Halliburton Energy Services Inc

10/29/15 / #20150308205

Bha surge relief system

Disclosed embodiments include a surge relief system for a bottom hole assembly (bha) and drill bit on an offshore drill string. One embodiment includes flow passages and external ports arranged to manage flow of wellbore fluids during sudden movements of the bha and drill bit caused by waves. ... Halliburton Energy Services Inc

10/29/15 / #20150308203

Mitigating swab and surge piston effects in wellbores

A method of mitigating undesired pressure variations in a wellbore due to movement of a well tool string in a well can include selectively decreasing and increasing fluid communication between sections of a wellbore on opposite sides of at least one well tool in the well tool string, the fluid communication being increased in response to detecting a threshold movement of the well tool string relative to the wellbore. A well tool string can include a well tool connected in the well tool string, and having an enlarged outer dimension relative to adjacent sections of the well tool string, a flow passage extending between the well tool's opposite ends, a sensor, and at least one flow control device which selectively permits and prevents fluid communication between the opposite ends via the flow passage, in response to an output of the sensor indicative of movement of the well tool string.. ... Halliburton Energy Services Inc

10/29/15 / #20150308193

Directional drilling using a rotating housing and a selectively offsetable drive shaft

Example systems described herein may include a housing 201 and an offsetable drive shaft 202 coupled to a drill bit 203 and at least partially disposed within the housing 201. The offset angle of the offsetable drive shaft 202 may determine an angle of the drill bit face. ... Halliburton Energy Services Inc

10/22/15 / #20150304172

Self-defining configuration apparatus, methods, and systems

In some embodiments, an apparatus and a system, as well as a method and an article, may operate to retrieve a parsing instructions file and a binary configuration file stored in a housing, parse the binary configuration file according to the parsing instructions file to determine configuration information, display at least some of the configuration information as part of a graphical user interface, receive a selection of some of the configuration information and corresponding changed parameter values of the configuration information, transform the binary configuration file into a transformed version of the binary configuration file, and transmit the transformed version of the binary configuration file to the housing as a replacement for the binary configuration file. Additional apparatus, systems, and methods are described.. ... Halliburton Energy Services Inc

10/22/15 / #20150303771

Downhole bladeless generator

Disclosed embodiments include a bladeless generator carried by drilling string and disposed to employ mud flow through the drill string or return flow along the exterior of the drill string to drive the bladeless generator utilizing the boundary layer effect of fluid flow across a plurality of disks to generate electricity. The bladeless generator can be spaced apart from the primary flow path so as not to significantly disrupt flow therethrough. ... Halliburton Energy Services Inc

10/22/15 / #20150301218

Formation imaging with multi-pole antennas

Various embodiments include systems and methods that operate to provide reservoir imaging. The systems and methods can include a number of transmitter antennas and a number of receiving antennas arranged to operate as one or more multi-pole antennas, controlled to generate high resolution cross-well formation images. ... Halliburton Energy Services Inc

10/22/15 / #20150301215

Apparatus and methods to find a position in an underground formation

Various embodiments include apparatus and methods related to finding a position in an underground formation. Apparatus and methods can include receiving signals from a receiver in an underground formation in response to signals generated from transmitting sources, each of the transmitting sources located at a known position; and processing the received signals, based on the signals generated from the transmitting sources, to determine the position of the receiver. ... Halliburton Energy Services Inc

10/22/15 / #20150300945

Systems and methods of calibrating integrated computational elements

Disclosed are systems and methods for calibrating integrated computational elements. One method includes measuring with a spectrometer sample interacted light comprising spectral data derived from one or more calibration fluids at one or more calibration conditions, the one or more calibration fluids circulating in a measurement system, programming a virtual light source based on the spectral data, simulating the spectral data with the virtual light source and thereby generating simulated fluid spectra corresponding to the spectral data, conveying the simulated fluid spectra to the one or more ice and thereby generating corresponding beams of optically interacted light, and calibrating the one or more ice based on the corresponding beams of optically interacted light.. ... Halliburton Energy Services Inc

10/22/15 / #20150300944

Pulse width modulation of continuum sources for determination of chemical composition

A light source and a method for its use in an optical sensor are provided, the light source including a resistively heated element. The light source includes a power circuit configured to provide a pulse width modulated voltage to the resistively heated element, the pulse width modulated voltage including: a duty cycle with a first voltage; and a pulse period including a period with a second voltage, wherein: the duty cycle, the first voltage, and the pulse period are selected so that the resistively heated element is heated to a first temperature; and the first temperature is selected to emit black body radiation in a continuum spectral range. ... Halliburton Energy Services Inc

10/22/15 / #20150300327

Enhanced geothermal systems and methods

The present invention relates to systems and methods of intelligently extracting heat from geothermal reservoirs. One geothermal well system includes at least one injection well extending to a subterranean formation and configured to inject a working fluid into the subterranean formation to generate a heated working fluid. ... Halliburton Energy Services Inc

10/22/15 / #20150300163

System and method for monitoring water contamination when performing subterranean operations

A method and system for monitoring groundwater quality at or near a wellbore are disclosed. A monitoring sensor is coupled to the groundwater and detects at least one characteristic of the groundwater. ... Halliburton Energy Services Inc

10/22/15 / #20150300158

Apparatus and methods to find a position in an underground formation

Various embodiments include apparatus and methods related to finding a position in an underground formation. Apparatus and methods can include receiving signals from a receiver in an underground formation in response to signals generated from transmitting sources, each of the transmitting sources located at a known position; and processing the received signals, based on the signals generated from the transmitting sources, to determine the position of the receiver. ... Halliburton Energy Services Inc

10/22/15 / #20150300150

Systems and methods for look ahead resistivity measurement with offset well information

Systems and methods for obtaining deep resistivity measurements are described herein. The method may include obtaining first formation data from a first borehole within a formation. ... Halliburton Energy Services Inc

10/22/15 / #20150300140

Acid diversion treatments in injection wells using permeability modifiers

Some embodiments herein comprise providing a treatment fluid comprising an aqueous base fluid, an acid, a permeability modifier, and a permeability modifier deactivator; providing an injection well having a first treatment zone comprising a first aqueous formation permeability, wherein the first treatment zone comprises formation damage; introducing the treatment fluid into the injection well, so as to contact the acid, the permeability modifier, and the permeability modifier deactivator with the first treatment zone; reacting the acid with the first treatment zone so as to repair a portion of the formation damage; reacting the permeability modifier with the first treatment zone so as to cause the first aqueous formation permeability to adopt a second, lesser aqueous formation permeability; and contacting the permeability modifier deactivator with the permeability modifier so as to deactivate the permeability modifier and restore the first treatment zone to about the first aqueous formation permeability.. . ... Halliburton Energy Services Inc

10/22/15 / #20150300135

Reduced outer diameter expandable perforator

An apparatus and method for establishing communication between the interior of a downhole tubular string and a surrounding annulus is disclosed. A downhole perforator includes a perforator housing. ... Halliburton Energy Services Inc

10/22/15 / #20150300133

Screen packer assembly

Disclosed is a screen packer assembly for use in filtering hydrocarbons in a wellbore at a subterranean location. The screen-packer assembly connects in a production tubing string and packs off the wellbore and provides an axial filter path for hydrocarbons through the assembly and into the productions tubing.. ... Halliburton Energy Services Inc

10/22/15 / #20150300130

Assembly and method for subsea hydrocarbon gas recovery

An assembly to recover hydrocarbon gas from a seabed comprises one or more self-propelled drilling devices that include hydrocarbon sensors and a sublimation mechanism to induce sublimation of crystallized hydrates into hydrocarbon gases. As the drilling device moves through the wellbore, hydrocarbon deposits are detected and the sublimation mechanism induces sublimation of the deposits to release hydrocarbon gases up through the formation to the seabed. ... Halliburton Energy Services Inc

10/22/15 / #20150300123

Remote-open inflow control device with swellable actuator

A flow control assembly for regulating fluid flow in a wellbore is disclosed. A remote-open icd is opened in response to swelling of a swellable actuator. ... Halliburton Energy Services Inc

10/22/15 / #20150300120

Segmented seat for wellbore servicing system

A segmented seat adapted to be placed in subterranean wellbore equipment and engaged by an obturator. The segmented seat includes an annular body that is radially divided into a plurality of separate segments, the annular body defining a central bore extending axially therethrough, a generally cylindrical outer wall, and an end wall; an annular seat formed on the end wall and extending about the central bore of the annular body, the annular seat being of a size and shape to engage the obturator; at least one recess formed into each of the segments and offset from the outer wall of the annular body so that at least a portion of the annular body is located radially between the outer wall and the recess; and a non-metallic material disposed within the recess and joining adjacent segments together. ... Halliburton Energy Services Inc

10/22/15 / #20150300115

Plugging of a flow passage in a subterranean well

A method of plugging a flow passage in a well can include conveying a plug into an isolation tool in the well, and then contracting a plug seat of the isolation tool. An isolation tool for plugging a flow passage in a subterranean well can include a piston, and a longitudinally displaceable plug seat. ... Halliburton Energy Services Inc

10/22/15 / #20150300114

Collet lock assembly and method for downhole load diversion

A collet lock assembly for use on a downhole tool allows repeat cycling of a “release” and “set” position. In the “release” position, the collet lock assembly allows bi-directional relative movement of the mandrel in relation to the collet lock assembly, while in the “set” position, the assembly allows bi-directional load transfer along the mandrel directly into the slip assembly while diverting axial loads away from components positioned along the downhole tool.. ... Halliburton Energy Services Inc

10/22/15 / #20150300110

System and method for managing pressure when drilling

A pressure management device of a drilling system is disclosed. The device includes a housing, a primary bearing package coupled to the housing such that the primary bearing package is not removable from the housing. ... Halliburton Energy Services Inc

10/22/15 / #20150300095

Improved cutters for drill bits

Disclosed are improved cutters for fixed-cutter rotating drill bits. One cutter includes a substrate defining a slot therein and being configured to be coupled to a middle portion of a blade of the drill bit, and a cutting element secured within the slot and having at least a portion of the cutting element extending out of the slot, the cutting element further having a first face and a second face, wherein portions of the first and second faces are supported by the substrate within the slot.. ... Halliburton Energy Services Inc

10/22/15 / #20150300092

Slow drilling assembly and method

A wellbore tubular-conveyed drill assembly comprising a wellbore tubular, an electrical drilling mechanism coupled to an outside surface of the wellbore tubular, wherein the electrical drilling mechanism has a refracted position and an extended position, wherein the electrical drilling mechanism drills one or more openings in a subterranean formation when in the extended position, and a power source coupled to the electrical drilling mechanism. A method comprising extending an electrical drilling mechanism in a direction away from a wellbore tubular, wherein the electrical drilling mechanism is coupled to an outside surface of the wellbore tubular, and drilling one or more openings in a subterranean formation with the electrical drilling mechanism.. ... Halliburton Energy Services Inc

10/01/15 / #20150277438

Optical sensor optimization and system implementation with simplified layer structure

This disclosure includes methods for designing a simplified integrated computational element (ice) and for optimizing a selection of a combination of ice designs. A method for fabricating a simplified ice having one or more film layers includes predicting an optimal thickness of each of the one or more film layers of the simplified ice using a neural network. ... Halliburton Energy Services Inc

10/01/15 / #20150276974

Methods and systems for detecting epithermal and thermal neutrons

A system includes a tool for measuring properties of a formation. The tool includes a tool body, a neutron source to emit neutrons disposed within the tool body, a neutron detector disposed within the tool body spaced apart from the neutron source, and a neutron shield arranged in operational relationship to the neutron detector, the neutron shield defines an exterior surface and an interior volume, the neutron shield to prevent neutrons having an energy below a first predetermined threshold from traveling from the exterior surface to the interior volume. ... Halliburton Energy Services Inc

10/01/15 / #20150276970

Reducing conductive casing effect in transient cased-hole resistivity logging

A first broadband magnetic field is induced at a first transmitter position in a well bore drilled through a formation. A first formation magnetic field induced by the first broadband magnetic field is detected at a first receiver position. ... Halliburton Energy Services Inc

10/01/15 / #20150276969

Fracture sensing system and method

A fracture sensing system and method is disclosed herein. The method may include positioning a transmitter and a receiver in a borehole and magnetizing a casing disposed within the borehole to magnetically saturate the casing. ... Halliburton Energy Services Inc

10/01/15 / #20150276582

Optical computing devices with birefringent optical elements

Disclosed are optical computing devices that employ birefringent optical elements configured for use in optical computing devices. One optical computing device includes a polarizer configured to generate at least x polarized light and y polarized light, a birefringent integrated computational element configured to optically interact with a substance and the polarizer, thereby generating optically interacted light, and at least one detector arranged to receive the optically interacted light and generate an output signal corresponding to a characteristic of the substance.. ... Halliburton Energy Services Inc

10/01/15 / #20150275662

Systems and methods of a sample bottle assembly

A method and apparatus according to which a sample bottle drill collar section is assembled. In an exemplary embodiment, the apparatus includes a drill collar that includes an outer surface; a pocket accessible through an aperture in the outer surface, the pocket defining a first side wall and a second side wall; a bottle assembly disposed within the pocket, the bottle assembly comprising a sample bottle having an axial length; one or more clamps coupled to the outer surface and abutting or overlapping the bottle assembly, the one or more clamps at least partially retaining the bottle assembly in the pocket; and one or more spacers disposed within the pocket, the one or more spacers abutting the bottle assembly and at least one of the first and second side walls of the pocket.. ... Halliburton Energy Services Inc

10/01/15 / #20150275654

Subsea dummy run elimination assembly and related method utilizing a logging assembly

A system and method to eliminate the need for a dummy run comprises a logging assembly to detect the position of one or more blow-out preventer (“bop”) rams and a hang off location. During a logging operation, the logging assembly logs the positions of the bop rams and wear bushing. ... Halliburton Energy Services Inc

10/01/15 / #20150275653

Autonomous painted joint simulator and method to reduce the time required to conduct a subsea dummy

A system and method utilizing a painted joint simulator to reduce the time required to conduct a dummy run in order to space out subsea test equipment within a blow-out preventer. In certain embodiments, a heavy weight fluid is injected into a chamber of the joint in order to assist in its downhole descent speed. ... Halliburton Energy Services Inc

10/01/15 / #20150275627

Method for determining residual surfactant concentrations in produced water

A method is disclosed for determining a first concentration of a first component in an aqueous solution, the surface tension of which is altered by the presence of the first component. The method can include identifying a second concentration of at least one second component in the aqueous solution. ... Halliburton Energy Services Inc

10/01/15 / #20150275624

Wellbore isolation devices and methods of use to prevent pump offs

Disclosed is a downhole tool that includes a housing coupled to a wellbore isolation device, a tension-actuated valve arranged within the housing and having a first piston movably arranged within a first piston chamber, the first piston being coupled to a conveyance such that tension in the conveyance is transmitted to the first piston, wherein, when the tension in the conveyance is reduced, the first piston is moved within the first piston chamber such that wellbore fluids are able to enter the first piston chamber, and a pressure-actuated valve arranged within the housing and having a second piston movably arranged within a second piston chamber to place the second piston chamber in fluid communication with the first piston chamber, wherein a pressure drop across the downhole tool allows the second piston to move such that the wellbore fluids pass into the second piston chamber and through the wellbore isolation device.. . ... Halliburton Energy Services Inc

10/01/15 / #20150275622

Time delay well flow control

An in-well type production device includes a tubing having a center bore. A valve is carried by the tubing and configured to control flow between the center bore and an exterior of the tubing. ... Halliburton Energy Services Inc

10/01/15 / #20150275621

Rupture disc secondary seal assembly and related methods

A rupture disc assembly having a secondary seal positioned over the coupling area between the rupture disc and the tool housing. The secondary seal may be, for example, sealing tape, an o-ring, liquid sealant, metallic sealing tape, etc., or a combination of two or more of these elements.. ... Halliburton Energy Services Inc

10/01/15 / #20150275620

Semi-autonomous insert valve for well system

Certain aspects and embodiments of the present invention are directed to a semi-autonomous insert valve. The semi-autonomous insert valve includes a body, a closure mechanism coupled to the body, an autonomous actuation mechanism coupled to the body, and a control system disposed in the body. ... Halliburton Energy Services Inc

10/01/15 / #20150275618

Through tubing bridge plug and installation method for same

A through tubing bridge plug (200) for providing a gripping and sealing engagement with a casing string of a wellbore. The bridge plug (200) includes an actuation rod (208), an anchor assembly (212), a pair of compression assemblies, each including a support assembly (216, 242) and an anti extrusion assembly (220, 238) and a packing assembly (224) disposed about the actuation rod (208) between the compression assemblies. ... Halliburton Energy Services Inc

10/01/15 / #20150275581

Torque transfer mechanism for downhole drilling tools

A well tool drilling tool can include a torque transfer mechanism with an inner mandrel, an outer housing, and at least one pawl which displaces radially and thereby selectively permits and prevents relative rotation between the inner mandrel and the outer housing. A drill string can include a drill bit, a drilling motor, and a torque transfer mechanism which permits rotation of the drill bit in only one direction relative to the drilling motor, the torque transfer mechanism including at least one pawl which displaces linearly and thereby prevents rotation of the drill bit in an opposite direction relative to the drilling motor.. ... Halliburton Energy Services Inc

10/01/15 / #20150275251

Methods of biosynthesizing bacterial extracellular galactomannan polysaccharides and subunits thereof for use in subterranean formation operations

Methods of biosynthesizing bacterial extracellular galactomannan polysaccharides for use in subterranean formation operations such as drilling operations, fracturing operations, or gravel packing operations including providing a feedstock comprising mannose and galactose; providing bacteria effective at fermenting mannose and galactose; introducing the bacteria to the feedstock; and fermenting the bacteria so as to produce an extracellular galactomannan polysaccharide.. . ... Halliburton Energy Services Inc

09/24/15 / #20150268371

Gradient-based single well ranging system for sagd application

A tool, method and system for ranging between two wellbores. The target wellbore includes a conductive member disposed within a portion of the target wellbore. ... Halliburton Energy Services Inc

09/24/15 / #20150268364

Data double-searching apparatus, methods, and systems

In some embodiments, an apparatus and a system, as well as a method and an article, may operate to receive seismic survey data for use with an isotropic velocity model describing a selected geological formation volume. Further activity may include exhaustively searching the seismic survey data to provide an error map, globally optimizing the error map to provide anisotropy parameters for the selected geological formation volume, and inverting the anisotropy parameters to transform the isotropic velocity model into an anisotropic velocity model for the selected geological formation volume. ... Halliburton Energy Services Inc

09/24/15 / #20150268313

Method and device for measuring a magnetic field

A system, method, and magnetic field sensor. The magnetic field sensor includes a strain gauge. ... Halliburton Energy Services Inc

09/24/15 / #20150267534

Dynamic agitation control apparatus, systems, and methods

In some embodiments, an apparatus and a system, as well as a method and an article, may include operating a positive displacement motor having a pair of output orifices comprising a selectably movable outer output orifice disposed proximate to a fixed inner output orifice. Operation may include rotating the outer output orifice about the longitudinal axis of the motor when drilling fluid is flowing through the pair of orifices to control fluid pressure pulse amplitude from the outer output orifice. ... Halliburton Energy Services Inc

09/24/15 / #20150267532

Evaluation of downhole electric components by monitoring umbilical health and operation

A method for monitoring a condition of a downhole system, the method comprising: delivering an electric signal to a downhole electric device via a downhole power transmission cable from a signal generator; receiving an electric response signal from the downhole power transmission cable; comparing the electric signal to the electric response signal to determine the location of a defect in the downhole system; and predicting a type of the defect based on said location, wherein the electric signal comprises one or more voltage pulses.. . ... Halliburton Energy Services Inc

09/24/15 / #20150267529

Eigen mode transmission of signals

An apparatus includes a logging cable with exactly 3 conductors and an armor. A first transceiver is coupled to the three conductors and the armor of the logging cable. ... Halliburton Energy Services Inc

09/24/15 / #20150267526

Verification of swelling in a well

A method of verifying swelling of a swellable material in a well can include connecting a transmitter to a sensor which senses a parameter indicative of degree of swelling of the swellable material, and conveying a receiver into an interior of a tubular string. The transmitter transmits to the receiver an indication of the degree of swelling of the swellable material. ... Halliburton Energy Services Inc

09/24/15 / #20150267510

Well screen and method of manufacturing

Disclosed herein is a screen for use in a subterranean location in a wellbore to filter solid materials from the hydrocarbons produced into the wellbore. The screen has a base pipe with inner and outer concentric shrouds mounted thereon. ... Halliburton Energy Services Inc

09/24/15 / #20150267508

Expandable and variable-length bullnose assembly for use with a wellbore deflector assembly

A wellbore system is disclosed that includes an upper deflector arranged within a main bore of a wellbore and defining first and second channels, a lower deflector arranged within the main bore and spaced from the upper deflector by a predetermined distance and defining a first conduit exhibiting a predetermined diameter and communicating with a lower portion of the main bore and a second conduit that communicates with a lateral bore, and a bullnose assembly including a body and a bullnose tip arranged at a distal end of the body, the bullnose assembly being actuatable between a default configuration and an actuated configuration, wherein the upper and lower deflectors direct the bullnose assembly into one of the lateral bore and the lower portion of the main bore based on a length and a diameter of the bullnose tip as compared to the predetermined distance and the predetermined diameter, respectively.. . ... Halliburton Energy Services Inc

09/24/15 / #20150267503

Cut-to-release packer with load transfer device to expand performance envelope

A packer can include a mandrel having a longitudinal section, the packer being releasable in response to the section being severed, a slip support and a load transfer device that extends longitudinally across the section, the device being secured to the mandrel on one side of the section, and the device being secured to the member on an opposite side of the section. A method of constructing a releasable packer can include assembling a mandrel, at least one slip, a slip support and a load transfer device, the mandrel having a longitudinal section, and the packer being releasable in response to the section being severed. ... Halliburton Energy Services Inc

09/24/15 / #20150267489

Pressure and flow control in drilling operations

A well drilling system includes a flow control device regulating flow from a rig pump to a drill string, the flow control device being interconnected between the pump and a standpipe manifold, and another flow control device regulating flow through a line in communication with an annulus. Flow is simultaneously permitted through the flow control devices. ... Halliburton Energy Services Inc

09/24/15 / #20150267472

Drill bit having regenerative nanofilms

A system of repairing and protecting a surface of a drill bit includes forming a drill bit body that includes a magnetized material or is otherwise magnetizable. The drill bit includes at least one cutting element and is operable to generate a magnetic field. ... Halliburton Energy Services Inc

09/17/15 / #20150261224

Well fluid exchange flow control

A well screen assembly includes a valve configured to control flow between the interior and exterior of the well screen assembly, and in certain instances control flow through a flow control device (e.g., inflow control device and/or other). The valve can be operated in response to a signal detected by an in-well sensor.. ... Halliburton Energy Services Inc

09/17/15 / #20150260872

Method and system for realtime determination of formation anisotropy, dip, and strike with mci data

Method and system for improving the speed and accuracy of determining formation properties using multiple logging data are disclosed. Logging data relating to the formation of interest is obtained and used as an input. ... Halliburton Energy Services Inc

09/17/15 / #20150260703

Real time measurement of mud logging gas analysis

Disclosed are systems and methods for measuring the gas content in drilling fluids in real time using optical computing devices. One system includes a flow path circulating a drilling fluid into and out of a borehole during drilling operations, a first optical computing device arranged at or near an outlet of the borehole and having a first integrated computational element configured to optically interact with the drilling fluid as it exits the borehole and generate a first output signal corresponding to a concentration of a gas present in the drilling fluid at the outlet of the borehole, and a signal processor communicably coupled to the first optical computing device and configured to receive the first output signal and determine the concentration of the gas present in the drilling fluid at the outlet of the borehole.. ... Halliburton Energy Services Inc

09/17/15 / #20150260669

Non-contact fluid resistivity measurement

According to aspects of the present disclosure, systems and methods for measuring fluid resistivity are described herein. An example system may include a non-conductive tube. ... Halliburton Energy Services Inc

09/17/15 / #20150260037

Downhole drilling optimization collar with fiber optics

A drilling optimization collar for use proximate a drilling tool within a wellbore includes a fiber optic sensor filament that is sized and configured to fit within a groove formed within the drilling optimization collar. The drilling optimization collar may be a pipe segment that is sized and configured to be installed in a drill string proximate the drilling tool, and may have a plurality of sensor elements. ... Halliburton Energy Services Inc

09/17/15 / #20150260036

Geophysical prospecting by processing vertical seismic profiles using downward continuation

Geophysical prospecting may be achieved using borehole seismic data and processing velocity seismic profiles using downward continuation to simulate the seismic source being at the depth of the borehole receivers. Such methods may involve collecting seismic data for a subterranean formation with at least one borehole receiver; grouping the seismic data into a one common receiver gather corresponding to each borehole receiver; performing a downward continuation on at least one of the common receiver gathers to produce corresponding downward continued common receiver gathers; performing a normal moveout analysis on at least one of the downward continued common receiver gathers to produce corresponding semblance velocity spectra; and analyzing at least one of the semblance velocity spectra for a zone of interest in the subterranean formation.. ... Halliburton Energy Services Inc

09/17/15 / #20150260035

Drilling fluid analysis using time-of-flight mass spectrometry

An example method for analyzing drilling fluid used in a drilling operation within a subterranean formation may comprise placing a tof-ms in fluid communication with a drilling fluid. The drilling fluid may be flowing through a fluid conduit coupled to a drilling assembly. ... Halliburton Energy Services Inc

09/17/15 / #20150260030

Method and system for tracking time in a downhole tool without the need for a battery

Time is tracked in a downhole tool to indicate whether timestamps associated with data samples or events in a log indicate either real time or a duration of time since a certain reset, and to indicate whether the timestamps have been synchronized with a master clock in the tool. The log also records the time and offset of each synchronization event. ... Halliburton Energy Services Inc

09/17/15 / #20150260021

Chelating agent-based self-diverting acidizing fluids and methods felating thereto

Methods, compositions and systems relating to complexing-acidizing treatment fluids. Some methods include: providing or preparing a complexing-acidizing treatment fluid having an acid concentration of about 0.6 molar, the complexing-acidizing treatment fluid including: an aminopolycarboxylic acid chelating agent, an aqueous base fluid, and an acid, placing the complexing-acidizing treatment fluid in a subterranean formation matrix penetrated by a well bore; allowing the acid to generate metal cations by dissolution of the subterranean formation matrix; reacting the aminopolycarboxylic acid chelating agent with the metal cations so as to form at least a plurality of aggregate blocking agents; and allowing the aggregate blocking agents to divert the complexing-acidizing treatment fluid to a main channel in the subterranean formation matrix that is distinct from a wormhole in the subterranean formation matrix.. ... Halliburton Energy Services Inc

09/17/15 / #20150260014

Downhole power generation using a mud operated pulser

The present disclosure relates to generating electricity downhole using a mud-operated pulser. A disclosed example embodiment of a mud pulser system includes a piston assembly movably disposed within a housing, comprising a power piston, and configured to move in response to a pressure from a fluid flow, a control valve having an open state, in which the power piston receives the fluid flow, and a closed state, in which the power piston does not receive the fluid flow, a magnet disposed on the housing or the piston assembly, and a coil disposed on the housing or the piston assembly, wherein the magnet is configured to displace relative to the coil in response to movement of the piston assembly within the housing, such that relative movement of the magnet and the coil generates electrical energy.. ... Halliburton Energy Services Inc

09/17/15 / #20150260004

Sealing a downhole tool

Techniques for sealing an annulus between a well tool and a tubular include moving the well tool through a wellbore in a run-in position, the well tool including a seal and a sleeve carried on the mandrel, and covering, in the run-in position, an exterior surface of the seal opposite an interior surface of the seal that faces the mandrel; landing the well tool in a tubular that includes a shoulder on an inner surface of the tubular and a seal bore on the inner surface of the tubular, the sleeve adjacent the shoulder upon landing the well tool; and receiving a force that moves a portion of the well tool further downhole to expose at least a part of the seal to the inner surface of the tubular to create a seal between an exterior surface of the well tool and the inner surface of the tubular.. . ... Halliburton Energy Services Inc

09/17/15 / #20150259989

Methods and apparatus for mitigating downhole torsional vibration

A well tool apparatus for damping torsional vibration of a drill string comprises stabilizing members projecting radially outwards from a housing that is, in operation, rotationally integrated in the drill string, to stabilize the drill string by engagement with a borehole wall. The stabilizing members are displaceably mounted on the housing to permit limited angular movement thereof relative to the housing about its rotational axis. ... Halliburton Energy Services Inc

09/10/15 / #20150253455

Stabilizing a spectrum using two points

A histogram includes a plurality of channels ch1, ch2, . . ... Halliburton Energy Services Inc

09/10/15 / #20150253447

Differential phase semblance apparatus, systems, and methods

In some embodiments, apparatus and systems, as well as methods, may operate to shift signal data associated with a set of receivers, in time or phase with respect to signal data associated with a receiver reference point, to transform the signal data into shifted data, wherein the signal data corresponds to energy waves propagated through a geological formation before being received by the set of receivers; to multiply the shifted data by a complex conjugate of the signal data associated with the receiver reference point to provide differential phase values; to sum and average the differential phase values to provide differential phase semblance values; and to publish the differential phase semblance values, or information derived from the differential phase semblance values to one of a storage medium, a hardcopy printout, or a display. Additional apparatus, systems, and methods are disclosed.. ... Halliburton Energy Services Inc

09/10/15 / #20150253231

Method and apparatus for improving temperature measurement in a density sensor

An apparatus for determining the density of a fluid in a flowstream is disclosed. The apparatus comprises a vibrating tube (12) having a bore and a vibrating region. ... Halliburton Energy Services Inc

09/10/15 / #20150253135

Toroidal link for rpm measurement

A measurement-while-drilling system includes a lower toroid, wherein the lower toroid has a lower toroid winding and is adapted to engage a mud motor shaft and is further adapted to receive a signal from one or more sensors and an upper toroid, wherein the upper toroid has a upper toroid winding; and a magnet disposed along the mud motor shaft within the lower toroid. The lower toroid and the upper toroid are disposed so that a signal from the lower toroid is induced in the upper toroid. ... Halliburton Energy Services Inc

09/10/15 / #20150252657

Injection well and method for drilling and completion

Disclosed is a method and apparatus for completing an injection well, wherein the horizontally-extending portion of the well is drilled in a wave pattern. Injection and hydrocarbon recovery sections or alternatively spaced along the horizontally-extending portion and are isolated from each other by packers in the wellbore. ... Halliburton Energy Services Inc

09/10/15 / #20150252655

Crimped nozzle for alternate path well screen

A method of securing a nozzle in an end of a slurry discharge tube can include inserting the nozzle into the end of the slurry discharge tube, and crimping the slurry discharge tube onto the nozzle. A well screen shunt tube assembly can include a slurry discharge tube, and a nozzle inserted into an end of the slurry discharge tube, the slurry discharge tube being crimped onto the nozzle.. ... Halliburton Energy Services Inc

09/10/15 / #20150252638

Fluid loss well treatment

A well treatment for treating a well includes discrete stop loss elements to seal a fluid loss opening of a well. The discrete stop loss elements include polymer resistive to deformation with an initial stiffness in response to an initial strain rate of the polymer to produce a specified initial pressure signal and deformable with a subsequent, lower stiffness in response to a subsequent, lower strain rate of the polymer to produce a subsequent, different specified pressure signal.. ... Halliburton Energy Services Inc

09/03/15 / #20150248502

Interactive wellbore design management

Implementations of computer-implemented methods, computer-readable media, and computer systems for interactive wellbore design management include displaying a well design including a wellbore profile representing a wellbore in a user interface. A first well component object is positioned at a first user interface position in the user interface. ... Halliburton Energy Services Inc

09/03/15 / #20150247950

Spatial heterodyne integrated computational element (sh-ice) spectrometer

A spatial heterodyne spectrometer may employ an integrated computational element (ice) to obtain a measure of one or more fluid properties without requiring any moving parts, making it particularly suitable for use in a downhole environment. One illustrative method embodiment includes: directing light from a light source to illuminate a sample; transforming light from the sample into spatial fringe patterns using a dispersive two-beam interferometer; adjusting a spectral weighting of the spatial fringe patterns using an integrated computation element (ice); focusing spectral-weight-adjusted spatial fringe patterns into combined fringe intensities; detecting the combined fringe intensities; and deriving at least one property of the sample.. ... Halliburton Energy Services Inc

09/03/15 / #20150247755

Pulse width modulation of continuum sources for determination of chemical composition

A light source and a method for its use in an optical sensor are provided, the light source including a resistively heated element. The light source includes a power circuit configured to provide a pulse width modulated voltage to the resistively heated element, the pulse width modulated voltage including: a duty cycle with a first voltage; and a pulse period including a period with a second voltage, wherein: the duty cycle, the first voltage, and the pulse period are selected so that the resistively heated element is heated to a first temperature; and the first temperature is selected to emit black body radiation in a continuum spectral range. ... Halliburton Energy Services Inc

09/03/15 / #20150247402

Cement head remote control and tracking

The present disclosure is related to wellbore servicing tools used in the oil and gas industry and, more particularly, to remote control tracking of cement head operations. A system of the present disclosure includes a control device, an onboard device operably connected to a mechanical device of a cement head, and a tracking device, wherein the control device is configured to transmit a user command indicator via (i) a first command signal to the onboard device and (ii) a second command signal to the tracking device, wherein the onboard device is configured to operate the mechanical device in response to the first command signal and transmit a status indicator of the cement head to the tracking device via a report signal, and wherein the tracking device is configured to record the user command indicator and the status indicator.. ... Halliburton Energy Services Inc

09/03/15 / #20150247399

System and method for determining drilling parameters based on hydraulic pressure associated with a directional drilling system

A system and method for determining drilling parameters based on hydraulic pressure associated with a directional drilling system are disclosed. A drilling parameter associated with a directional drilling system may be determined by measuring hydraulic pressure associated with the directional drilling system during drilling of a wellbore, detecting a change in the hydraulic pressure, and determining a drilling parameter based on the detected change in hydraulic pressure.. ... Halliburton Energy Services Inc

09/03/15 / #20150247398

System and method for detecting vibrations using an opto-analytical device

In one embodiment, a method includes drilling a wellbore in a formation with a drilling tool. The method further includes receiving electromagnetic radiation using an opto-analytical device coupled to the drilling tool. ... Halliburton Energy Services Inc

09/03/15 / #20150247397

Automating downhole drilling using wellbore profile energy and shape

Disclosed are systems and method for automating downhole drilling based on the profile and energy of the wellbore being drilled. One method includes advancing a bottom hole assembly (bha) within a subterranean formation and thereby forming a wellbore along an actual wellbore path, the bha including a controller module, one or more sensors, and a steering assembly, taking survey measurements with the sensors at two or more survey stations along the actual wellbore path, comparing the survey measurements with data corresponding to a planned wellbore path, determining a return path based on minimum energy of the actual wellbore path when the actual wellbore path has deviated from the planned wellbore path, and conveying a corrective command signal to the steering assembly in order to reorient a trajectory of the actual wellbore path such that it returns to the planned wellbore path.. ... Halliburton Energy Services Inc

09/03/15 / #20150247383

Consolidating spacer fluids and methods of use

Disclosed are spacer fluids and methods of use in subterranean formations. Embodiments may include use of consolidating spacer fluids in displacement of drilling fluids from a well bore annulus.. ... Halliburton Energy Services Inc

09/03/15 / #20150247382

Degradable devices for use in subterranean wells

A device for use in a subterranean well can include a component which degrades in the well, the component being at least one of the group comprising: a) an electrical element which conducts electricity in the well, b) a magnetic element which produces a magnetic field in the well, and c) a substrate which structurally supports an electrical circuit. A method of constructing a device for use in a subterranean well can include determining an environmental condition to be experienced by a component of the device in the well, the component being at least one of the group comprising: a) an electrical element which conducts electricity in the well, b) a magnetic element which produces a magnetic field in the well, and c) a substrate which supports an electrical circuit; selecting the component which degrades when exposed to the environmental condition; and incorporating the component into the device.. ... Halliburton Energy Services Inc

09/03/15 / #20150247379

Pressure responsive downhole tool having a selectively activatable pressure relief valve and related methods

A pressure responsive downhole tool comprises a power piston pressure relief valve that is selectively activated and deactivated to allow pressure-related operations to be conducted. The pressure relief valve will not open until the power piston is activated, which also requires the operating element (ball valve, for example) to be opened, thereby avoided situations in which the ball valve is inadvertently placed in the lock open position.. ... Halliburton Energy Services Inc

09/03/15 / #20150247377

Downhole power delivery tool powered by hydrostatic pressure

Certain aspects are directed to downhole power delivery tools using hydrostatic pressure within the wellbore. In one aspect, a downhole power delivery tool is provided that can be disposed in a wellbore through a fluid-producing formation. ... Halliburton Energy Services Inc

09/03/15 / #20150247368

Releasing a downhole tool

Techniques for releasing a well tool string from a wireline release tool includes initiating actuation of a linear actuator of the wireline release tool, the actuator coupled to an inner mandrel on which a retractable latch rides, the retractable latch including a profile formed on an outer surface of the latch that is coupled to the well tool string; actuating the actuator to move the inner mandrel of the wireline release tool to remove support of the profile by a ramp formed on the outer surface, the profile retracted toward the inner mandrel based on the movement of the inner mandrel; decoupling the profile from the well tool string based on retraction of the profile toward the inner mandrel; and moving the wireline release tool into a position to release the wireline release tool from the well tool string.. . ... Halliburton Energy Services Inc

09/03/15 / #20150247364

Drilling apparatus

Described herein is a turbine-drill bit assembly (600) in which the gap between the turbine and the drill bit is minimised and overall assembly is substantially shorter. The assembly (600) comprises a box connection turbine (610) connected to a pin connection drill bit (500). ... Halliburton Energy Services Inc

09/03/15 / #20150246299

Threaded safety cap

Disclosed is a threaded safety cap for a high pressure, high temperature filter press. One disclosed filter press includes a cell having an open end, a cap configured to be threadably coupled to the open end and comprising a retaining ring defining a central orifice and a cap seal having a longitudinal extension configured to extend through the central orifice, one or more filtration components, and one or more seals, wherein, then the cap is threadably coupled to the cell, the cap secures the one or more seals and the one or more filtration components within the cell.. ... Halliburton Energy Services Inc

08/27/15 / #20150242411

Data file processing for a well job data archive

A method, system, and apparatus, including a program encoded on computer-readable medium, for detecting duplicate data files to be stored in a well job data archive includes identifying a well job data file for storage in a well job data archive and performing an initial duplicate check and a secondary duplicate check to determine if the well job data file is a duplicate of a data file stored in the well job data archive, as well as a quality assurance test of the file data. At least one of the well job data file or one or more of the data files stored in the well job data archive is identified as a duplicate data file based on the initial and secondary duplicate checks, and the well job data file is stored in the well job data archive in accordance with the initial and secondary duplicate checks and the identification of a duplicate data file.. ... Halliburton Energy Services Inc

08/27/15 / #20150241596

System, method and computer-program product for in-situ calibration of a wellbore resistivity logging tool

In-situ calibration of a resistivity logging tool is accomplished using a variety of methods in which deep measurement signals are calibrated using acquired and simulated measurement signals.. . ... Halliburton Energy Services Inc

08/27/15 / #20150241595

Triple phase evaluation of formation fluids

Various embodiments include apparatus and methods to conduct a triple phase evaluation of a formation. The evaluation can be performed using a pulsed-neutron tool including a long detector and a detector to make sigma measurements. ... Halliburton Energy Services Inc

08/27/15 / #20150240631

Fracture characterization using directional electromagnetic resistivity measurements

A disclosed fracture characterization method includes: collecting three-dimensional resistivity measurements of a volume surrounding an open borehole; analyzing the measurements to determine parameters describing fractures in the volume; and providing a report to a user based at least in part on said parameters. A fluid with a contrasting resistivity is employed to make the fractures detectable by a directional electromagnetic logging tool in the borehole. ... Halliburton Energy Services Inc

08/27/15 / #20150240630

Apparatus and method for drilling fluid telemetry

A drilling fluid telemetry pulser comprises a housing disposed in a drill string in a wellbore, wherein the drill string has a drilling fluid flowing therein. At least one vent valve is disposed in the housing wherein the at least one vent valve is actuatable to vent a portion of the drilling fluid from an interior of the drill string to an exterior of the drill string to generate a negative pressure pulse in the drilling fluid in the drill string. ... Halliburton Energy Services Inc

08/27/15 / #20150240629

Methods and apparatus to acquire compensated signals for determination of formation parameters

Various embodiments include apparatus and methods to operate a measurement process in a borehole that uses a symmetric sensor structure or a sensor structure operable to mimic a symmetric sensor structure to provide structural compensation. Apparatus and methods can include a data processing unit to generate compensated signals based on the measurement signals and to determine formation parameters using the compensated signals. ... Halliburton Energy Services Inc

08/27/15 / #20150240627

Method and device for downhole corrosion and erosion monitoring

Methods and systems for monitoring material loss in a downhole environment arising from corrosion and/or erosion include placing a downhole sensor in a borehole. The resistance of the downhole sensor is measured using a four-probe resistance technique in which a power source is provided at two electrodes of the downhole sensor and voltage is measured at two voltage taps. ... Halliburton Energy Services Inc

08/27/15 / #20150240626

Conveying data from a wellbore to a terranean surface

A well tool includes a housing; an electronic controller at least partially enclosed within the housing and adapted to determine a status of a downhole wellbore operation; and a drag assembly coupled to the control assembly and, based on the determination of the electronic controller, adapted to engage with a downhole tubular to generate a drag force on the well tool during movement of the well tool through the tubular.. . ... Halliburton Energy Services Inc

08/27/15 / #20150240621

Measurement of cement slurry properties under downhole conditions

The present invention relates to a method for measuring a cement slurry property, such as static gel strength or yield stress, under at least one downhole condition, and apparatuses and systems for performing the same. In some embodiments, the method includes detecting a downward force exerted by a curing cement slurry under at least one downhole condition within a vessel movable along a vertical axis proportionally to the downward force. ... Halliburton Energy Services Inc

08/27/15 / #20150240619

Systems and methods for monitoring wellbore vibrations at the surface

Disclosed are systems and methods of observing downhole tool operations through surface monitoring of vibrations. One system includes at least one downhole tool arranged within conveyed into a wellbore on a work string of a well and configured to facilitate at least one downhole event that generates at least one shock wave, the wellbore including a wellhead, one or more sensors arranged at or near a surface of the well the wellhead and configured to sense the one or more shock waves generated by the at least one downhole tool, and a computer system configured to receive and process sensor signals from the one or more sensors and generate a resulting output signal corresponding to the downhole event.. ... Halliburton Energy Services Inc

08/27/15 / #20150240618

Monitor and control of directional drilling operations and simulations

A method includes performing a directional drilling operation. The method also includes receiving data from one or more sensors, wherein at least one of the one or more sensors output data related to a performance attribute of a downhole component that is from a group consisting of a downhole drilling motor and a rotary steerable tool. ... Halliburton Energy Services Inc

08/27/15 / #20150240617

System and method for determining torsion using an opto-analytical device

In one embodiments, a method includes drilling a wellbore in a formation with a drilling tool. The method further includes receiving electromagnetic radiation using an opto-analytical device 1000 coupled to the drilling tool. ... Halliburton Energy Services Inc

08/27/15 / #20150240615

Method to optimize drilling efficiency while reducing stick slip

Reducing or eliminating stick-slip and vibrations downhole may include controlling top drive torque in order to adjust drill bit angular speed in a manner that prevents, eliminates, or reduces stick-slip and vibration. Control methods and systems may include solving one or more optimization problems including an objective function. ... Halliburton Energy Services Inc

08/27/15 / #20150240600

Magnetic valve assembly

An actuation device comprises a housing comprising one or more ports, a magnetic valve component, and a central flowbore. The central flowbore is configured to receive a disposable member configured to emit a magnetic field, and the magnetic valve component is configured to radially shift from a first position to a second position in response to interacting with the magnetic field.. ... Halliburton Energy Services Inc

08/27/15 / #20150240586

Well tools having energized seals

A sealing system can include an annular seal comprising a resilient material, and a spring which applies a compressive force to the seal as a resilience of the material diminishes, the spring being external to the seal. A sealing method can include installing a seal in a well tool, the seal being compressed radially as a result of the installing, and a spring external to the seal exerting a compressive force on the seal. ... Halliburton Energy Services Inc

08/27/15 / #20150240583

Powered wellbore bailer

A wellbore bailer has a rotary motor coupling, a cylinder having an open end, and a pump in the cylinder coupled to the rotary motor coupling and configured to pump fluid when rotated via the coupling. A closure of the bailer is changeable between sealing and allowing flow through the open end.. ... Halliburton Energy Services Inc

08/27/15 / #20150240579

Pressure control in drilling operations with choke position determined by cv curve

A method of controlling pressure in a wellbore can include determining a desired position for a choke, the determining being based on a cv curve for the choke, and adjusting the choke to the desired position, thereby producing a desired backpressure. A wellbore drilling system can include a choke which variably restricts flow of fluid from the wellbore, and a control system which compares actual and desired wellbore pressures and, in response to a difference between the actual and desired wellbore pressures, adjusts the choke to a predetermined position which corresponds to a desired cv of the choke. ... Halliburton Energy Services Inc

08/27/15 / #20150240569

Drilling motor with one-way rotary clutch

A drilling motor assembly can include a housing, a shaft, and a pawl which selectively engages a recess, the pawl having an axis of rotation and a generally planar engagement face which engages a generally planar engagement face of the recess when relative rotation between the housing and the shaft is prevented. The engaged engagement faces can be oblique relative to a radius extending from the axis of rotation to the engaged engagement faces. ... Halliburton Energy Services Inc

08/27/15 / #20150240567

Enhanced plastering effect in borehole drilling

A method of drilling a borehole can include chopping drill cuttings with a drilling tool connected in a drill string, the tool receiving the drill cuttings from a drill bit, and then forcing the chopped cuttings against a borehole wall. A well system can include a drilling tool which chops drill cuttings, and another drilling tool which forces the chopped drill cuttings against a borehole wall. ... Halliburton Energy Services Inc

08/20/15 / #20150234976

System, method and computer program product for integrated computational element design optimization and performance evaluation

A system for integrated computational element (“ice”) design optimization and analysis utilizes a genetic algorithm to evolve layer thickness of each fixed ice structure using a constrained multi-objective merit function. The system outputs a ranked representative group of ice design candidates that may be used for further fabricability study, ice combination selection, efficient statistical analysis and/or feature characterization.. ... Halliburton Energy Services Inc

08/20/15 / #20150233232

Vibration detection in a drill string based on multi-positioned sensors

In some example embodiments, a system includes a drill string having a drill bit. The drill string extends through at least part of a well bore. ... Halliburton Energy Services Inc

08/20/15 / #20150233231

Vibration detection in a drill string based on multi-positioned sensors

In some example embodiments, a system includes a drill string having a drill bit. The drill string extends through at least part of a well bore. ... Halliburton Energy Services Inc

08/20/15 / #20150233210

Reclosable sleeve assembly and methods for isolating hydrocarbon production

Disclosed is reclosable sleeve assembly including a housing defining one or more flow ports that provide fluid communication between a wellbore annulus and an interior of the housing, an outer sleeve arranged within the housing and movable between a closed position, where the outer sleeve occludes the one or more flow ports, and an open position, where the one or more flow ports are exposed, and an inner sleeve concentrically arranged within the outer sleeve and defining a plurality of flow slots, the inner sleeve being movable between an open position and a closed position where, when in the open position, the plurality of flow slots are axially aligned with the one or more flow ports.. . ... Halliburton Energy Services Inc

08/20/15 / #20150233209

Control line damper for valves

A downhole tool actuation system comprises a control line in fluid communication with a control fluid source, a first piston assembly comprising a first surface in fluid communication with the control line, and a damper piston assembly comprising a second surface in fluid communication with the first surface. The first piston assembly is configured to actuate the downhole tool.. ... Halliburton Energy Services Inc

08/20/15 / #20150233203

Multiple channel rotary electrical connector

A multiple channel rotary electrical connector can include multiple first contacts which are radially spaced apart from each other, and multiple second contacts which electrically contact respective ones of the first contacts while there is relative rotation between the first and second contacts. The second contacts may be radially spaced apart from each other. ... Halliburton Energy Services Inc

08/20/15 / #20150233197

Regulating drilling fluid pressure in a drilling fluid circulation system

A system and method are disclosed for regulating drilling fluid pressure in a drilling fluid circulation system. In one embodiment, a drilling fluid circulation system includes a processor (110) connected to a pressure relief device (104), which is connected to piping between a discharge of a drilling fluid pump (30) and an inlet of a drill string (31). ... Halliburton Energy Services Inc

08/20/15 / #20150233191

Pressure equalization apparatus and associated systems and methods

A pressure equalization apparatus can include separate longitudinal bores which form a continuous flowpath, the flowpath alternating direction between the bores, and the bores being interconnected at opposite ends thereof. A well system can include a well tool with a chamber therein containing an assembly in a dielectric fluid, and a pressure equalization apparatus including a flowpath having one end connected to the chamber, and the other end connected to a source of a another fluid, the flowpath extending in opposite directions between the flowpath ends through multiple separate bores. ... Halliburton Energy Services Inc

08/20/15 / #20150233189

Resisting collapse of downhole tools

A downhole tool includes a housing including a connection for coupling with a conveyance that extends from a terranean surface into a wellbore; a first tubular member coupled with the housing, the first tubular member including a first compound cylinder; and a second tubular member coupled with the housing and concentrically positioned radially adjacent the first tubular member, the second tubular member including a second compound cylinder, the first and second tubular members defining a pressure chamber between an inner surface of the first tubular member and an outer surface of the second tubular member.. . ... Halliburton Energy Services Inc

08/20/15 / #20150233185

Drill bit apparatus to control torque on bit

In accordance with some embodiments of the present disclosure, a drill bit for drilling a wellbore in a subterranean formation comprises a plurality of cutters disposed at a contact face of the drill bit. Each of the cutters has a cutting face arranged to cut into the formation when the drill bit is rotated about an axis of rotation passing through the contact face during drilling of the wellbore. ... Halliburton Energy Services Inc

08/20/15 / #20150232744

Foamed chelating agent treatment fluids for use in subterranean matrix stimulations and subterranean and surface cleanout operations

Treatment fluids and methods include a method that includes the steps of providing or preparing a foamed chelating agent treatment fluid that includes: an aminopolycarboxylic acid chelating agent, an aqueous base fluid, a gas, and a foaming agent, and lacing the foamed chelating agent treatment fluid in a subterranean formation penetrated by a well bore. The aminopolycarboxylic acid chelating agent foamed fluids may also be used in equipment clean-out operations.. ... Halliburton Energy Services Inc

08/20/15 / #20150232743

Alkaline persulfate for low-temperature breaking of multi-chain polymer viscosified fluid

A persulfate compound activated by a strong base is used for low-temperature breaking of fluids viscosified with a multi-chain polysaccharide. The breaker system can be used in an oilfield or pipeline application where a multi-chain polysaccharide may be used in a fluid.. ... Halliburton Energy Services Inc

08/20/15 / #20150232736

Methods for producing fluid migration resistant cement slurries

Embodiments described herein include methods comprising providing a wellbore in a subterranean formation; providing a proposed cement slurry; calculating a fluid migration threshold; manipulating the proposed cement slurry based on the fluid migration threshold so as to produce a fluid migration resistant cement slurry; introducing the fluid migration resistant cement slurry into the wellbore in the subterranean formation; and curing the fluid migration resistant cement slurry in the wellbore in the subterranean formation.. . ... Halliburton Energy Services Inc

08/20/15 / #20150232735

Phospho-friction reducing agents for use in oleaginous-based drilling fluids

Phospho-friction reducing agents may include phosphonates, thiophosphonates, and derivatives thereof. The phospho-friction reducing agents may be included in drilling fluids with oleaginous base fluids and used in methods that involve drilling a wellbore penetrating a subterranean formation. ... Halliburton Energy Services Inc

08/20/15 / #20150232384

Water-based grouting composition with an insulating material

According to an embodiment, a method for thermally insulating a portion of a tubular located inside an enclosed conduit comprises the steps of: (a) introducing a grouting composition into an annulus between the tubular and the enclosed conduit, the grouting composition comprising: (i) a water-swellable binding material comprising water-swellable clay; (ii) an aqueous liquid, wherein the aqueous liquid is the continuous phase of the grouting composition; and (iii) an insulating material; and (b) allowing the grouting composition to set after the step of introducing, wherein after setting the grouting composition has a thermal conductivity of less than 0.3 btu/hr·ft·° f. According to another embodiment, a grouting composition for use in insulating a portion of a tubular located inside an enclosed conduit comprises: (a) a water-swellable binding material comprising water-swellable clay; (b) an aqueous liquid, wherein the aqueous liquid is the continuous phase of the grouting composition; and (c) an insulating material, wherein after the grouting composition has set, the grouting composition has a thermal conductivity of less than 0.3 btu/hr·ft·° f.. ... Halliburton Energy Services Inc

08/13/15 / #20150229439

Communication applications

In some embodiments, an apparatus and a system, as well as a method and an article, may operate to determine a uniform number of bits per sub-carrier and an error correction rate as part of a communication system configuration to maximize the effective bit transmission rate while minimizing the size of the configuration description, using a predetermined number of bits. The configuration description designates at least the number of bits per sub-carrier, the error correction rate, and the number of sub-carriers. ... Halliburton Energy Services Inc

08/13/15 / #20150226533

Methods of increasing the volume of a perforation tunnel using a shaped charge

A method of increasing the volume of a perforation tunnel in a subterranean formation comprises: positioning a shaped charge in a well, wherein the shaped charge comprises a main explosive load, wherein the main explosive load comprises a substance, wherein the substance is capable of increasing the volume of the perforation tunnel whereas a substantially identical shaped charge without the substance is not capable of increasing the volume of the perforation tunnel.. . ... Halliburton Energy Services Inc

08/13/15 / #20150226058

Mud pulse telemetry systems and methods using receive array processing

Mud pulse telemetry systems and methods may employ a downhole pulser to encode a digital telemetry data stream as pressure fluctuations in a fluid flow stream. An arrangement of spatially separated sensors acquire pressure-responsive measurements at multiple positions within the plumbing of a drill rig. ... Halliburton Energy Services Inc

08/13/15 / #20150226057

Wireless communication for downhole tool strings

A wireline interface sub includes a wireline-interface-sub housing mechanically coupleable to a wireline and a wireline-interface module electrically coupleable to the wireline. A first tandem sub includes a first-tandem-sub housing mechanically coupled to the wireline-interface-sub housing, a first-tandem-sub-upside transceiver wirelessly coupled to the wireline-interface module, and a first-tandem-sub-downside transceiver electrically coupled to the first-tandem-sub-upside transceiver. ... Halliburton Energy Services Inc

08/13/15 / #20150226055

Subsea dummy run elimination assembly and related method

A system and method to determine and adjust positioning of a subsea test tree (“sstt”) within a blowout preventer (“bop”), the system including an sstt, at least one sensing mechanisms to detect the position of one or more bop rams and a fluted hanger. Once the assembly is deployed, the ram positions are detected and the position of the fluted hanger is adjusted while deployed to accordingly adjust the spacing between the sstt and the fluted hanger, thereby eliminating the need of a dummy run. ... Halliburton Energy Services Inc

08/13/15 / #20150226048

Downhole injection assembly having an annular orifice

A downhole injection apparatus having a sleeve disposed in a tubular housing. The sleeve and housing define an annular orifice through which steam flows prior to injection into the wellbore. ... Halliburton Energy Services Inc

08/13/15 / #20150226047

Constructed annular safety valve element package

An annular safety valve sealing package comprises an annular safety valve comprising a tubular housing; a first annular sealing element comprising a first elastomeric material and disposed about the tubular housing of the annular safety valve; a second annular sealing element comprising a second elastomeric material and disposed about the tubular housing of the annular safety valve adjacent the first annular sealing element; and a third annular sealing element comprising a third elastomeric material and disposed about the tubular housing of the annular safety valve adjacent the second annular sealing element and on an opposite side of the second annular sealing element from the first annular sealing element. At least two of the first elastomeric material, the second elastomeric material, or the third elastomeric material have different compositions.. ... Halliburton Energy Services Inc

08/13/15 / #20150226041

Subterranean well tools with directionally controlling flow layer

Disclosed herein is a flow direction controlling layer for use in controlling the flow of fluids in subterranean well tools. The control layer comprises micro check valve arrays formed in the tool.. ... Halliburton Energy Services Inc

08/13/15 / #20150226033

Remote and manual actuated a well tool

A well tool having an actuator sleeve in a housing. The actuator sleeve has an internal shifting tool engaging profile. ... Halliburton Energy Services Inc

08/13/15 / #20150226028

Downhole repeat micro-zonal isolation assembly and method

An assembly and method to repeatedly set and isolate multiple sections along a zone of interest in a single downhole trip is disclosed. The assembly includes an outer pipe and an inner pipe adapted to telescope along the outer pipe. ... Halliburton Energy Services Inc

08/13/15 / #20150226013

Wellbore component life monitoring system

Wellbore component life monitoring system. A life of a component in a wellbore can be monitored by periodically receiving a load value of a load while the load is being applied to a component in a wellbore. ... Halliburton Energy Services Inc

08/13/15 / #20150226009

Near-bit borehole opener tool and method of reaming

The present disclosure relates to a near-bit borehole opener (reamer) tool and a method of drilling a wellbore comprising: (a) disposing in the wellbore a tool string; (b) lowering and rotating the tool string and drilling a first portion of the wellbore having a first diameter with the drill bit, wherein the at least one cutter assembly of the borehole reamer is in a closed position; (c) reaming with the second borehole reamer a portion of the wellbore to a second diameter larger than the first diameter, wherein a rat hole portion of the wellbore is not reamed with the second borehole reamer, said rat hole portion of the wellbore having the first diameter; (d) extending the at least one cutter assembly of the first borehole reamer; and (e) concurrently rotating and moving the first borehole reamer up or down in the rat hole portion of the wellbore with the first diameter and abrading and cutting away the wellbore wall contacted by the at least one cutter assembly of the first borehole reamer assembly, thereby enlarging the diameter of a portion of the rat hole portion of the wellbore.. . ... Halliburton Energy Services Inc

08/06/15 / #20150219783

Well ranging tool and method

A method and apparatus for active magnetic ranging. A ranging tool includes one or more current-injection electrodes, one or more field-measuring sensors, and one or more expandable isolation packers positioned above and/or below the electrodes and between the electrodes and sensors. ... Halliburton Energy Services Inc

08/06/15 / #20150219741

Apparatus and method for temperature independent balancing of a tool

Various embodiments include methods and apparatus structured to balance electrode pairs (112, 312) of a tool (105, 305) providing voltage equivalence between the electrode pairs. An electrically conductive wire (113, 313) coupling the electrodes of an electrode pair can be arranged such that resistance of the electrically conductive wire does not adversely affect the voltage equivalence. ... Halliburton Energy Services Inc

08/06/15 / #20150219613

Determining oil viscosity based on biodegradation

Methods, computer-readable media, and systems for determining oil viscosity based on biodegradation are described. A chemical signature of oil obtained from a subterranean zone is received. ... Halliburton Energy Services Inc

08/06/15 / #20150219096

Erosion, corrosion, and fatigue prevention for high-pressure pumps

Disclosed are methods of enhancing resistance to erosion, corrosion, wear and tear, and fatigue in high-pressure pumps. One method includes providing a fluid end that comprises a body defining a pressure chamber in fluid communication with a plunger bore having a plunger reciprocably disposed therein, a suction valve pocket defined in the body and having inlet valve assembly arranged therein that includes a suction valve and a suction valve seat, and a discharge valve pocket defined in the body and having a discharge valve assembly arranged therein that includes a discharge valve and a discharge valve seat, and applying a wear-resistant substance directly to a surface of at least one of the pressure chamber, the plunger, the suction valve pocket, the suction valve, the suction valve seat, the discharge valve, and the discharge seat.. ... Halliburton Energy Services Inc

08/06/15 / #20150218942

Concentric container for fluid sampling

Apparatus and methods for improved fluid sampling are disclosed. A sampling bottle for collection of a fluid sample comprises concentrically arranged first, second and third sampling containers (304a, 304b, 304c). ... Halliburton Energy Services Inc

08/06/15 / #20150218940

System and method for analyzing downhole drilling parameters using an opto-analytical device

In one embodiment, a downhole drilling tool configured to engage a formation to form a wellbore includes one or more channels formed in a bit body, the channels configured to direct electromagnetic radiation. The downhole drilling tool also includes an opto-analytical device integrated with the downhole drilling tool, the opto-analytical device configured to receive electromagnetic radiation directed through the one or more channels and detect a drilling characteristic based on the received electromagnetic radiation.. ... Halliburton Energy Services Inc

08/06/15 / #20150218935

System and method for measuring gaps using an opto-analytical device

In one embodiment, a method includes drilling a wellbore in a formation with a drilling tool. The method further includes receiving electromagnetic radiation using an opto-analytical device coupled to the drilling tool. ... Halliburton Energy Services Inc

08/06/15 / #20150218933

Downhole drilling optimization collar with fiber optics

A drilling optimization collar for use proximate a drilling tool within a wellbore includes a fiber optic sensor filament that is sized and configured to fit within a groove formed within the drilling optimization collar. The drilling optimization collar may be a pipe segment that is sized and configured to be installed in a drill string proximate the drilling tool, and may have a plurality of sensor elements. ... Halliburton Energy Services Inc

08/06/15 / #20150218922

Wellbore steam injector

Disclosed are systems and methods of injecting steam into a wellbore. One disclosed injection tool includes a body defining an inner bore and a radial flow channel, one or more fluid conduits defined in the body at the radial flow channel, a shroud arranged about the body such that an annulus is defined and in fluid communication with the one or more fluid conduits and the surrounding wellbore environment, a sleeve arranged within inner bore and movable between a first position, where the sleeve occludes the one or more fluid conduits, and a second position, where the one or more fluid conduits are exposed, and first and second seals generated at opposing axial ends of the radial flow channel when the sleeve is in the first position.. ... Halliburton Energy Services Inc

08/06/15 / #20150218916

Gravel pack circulating sleeve with locking features

Disclosed are circulating sleeves that can be opened and closed and permanently closed. A disclosed completion system includes a completion string having a circulating sleeve movably arranged therein, the circulating sleeve having a locking profile defined on an outer radial surface thereof and a shifting profile defined on an inner radial surface thereof, a service tool configured to be arranged at least partially within the completion string and including a shifting tool having one or more shifting keys configured to mate with the shifting profile, wherein, when the shifting keys locate and mate with the shifting profile, an axial load applied on the service tool axially moves the circulating sleeve, and a release shoulder assembly arranged within the completion string and comprising a release shoulder that defines a channel configured to receive a locking mechanism occluded within the channel until the release shoulder is moved axially.. ... Halliburton Energy Services Inc

08/06/15 / #20150218908

Pressure indexing sliding side door with rapid actuation

A valve can include a closure device which selectively permits and prevents fluid communication between an interior and an exterior of the valve, an incremental displacement device which incrementally displaces the closure device in response to pressure differentials between the interior and the exterior of the valve, and an accelerator device which accelerates displacement of the closure device in response to a predetermined pattern of the pressure differentials. A method of operating a valve in a well can include applying a predetermined pattern of pressure differentials between an interior and an exterior of a tubular string in which the valve is connected, thereby incrementally displacing a closure device of the valve, and accelerating displacement of the closure device in response to the predetermined pattern of pressure differentials, thereby displacing the closure device to a selected one of an open and a closed position.. ... Halliburton Energy Services Inc

08/06/15 / #20150218907

Expanding piston for a subsurface safety valve

Disclosed are subsurface safety valves having an expanding piston used to increase the opening force for the safety valve. One disclosed safety valve includes a housing having a piston bore defined therein and configured to receive hydraulic fluid pressure, the piston bore providing a tapered portion having a first end and a second end, wherein a cross-sectional diameter of the tapered portion progressively increases from the first end to the second end, and a piston assembly movably arranged within the piston bore and comprising a piston rod that extends longitudinally within at least a portion of the piston bore and an expanding piston coupled to the piston rod, wherein the expanding piston is configured to move between a contracted configuration and an expanded configuration to sealingly engage the tapered portion as the piston assembly moves between the first and second ends.. ... Halliburton Energy Services Inc

08/06/15 / #20150218905

Magnesium metal ore waste in well cementing

Methods and compositions are provided that utilize magnesium metal ore waste in well cementing. A method of cementing may comprise introducing a cement composition into a subterranean formation, wherein the cement composition comprises water and a cement component comprising magnesium metal ore waste; and allowing the cement composition to set.. ... Halliburton Energy Services Inc

08/06/15 / #20150218903

Multi-layered temperature responsive pressure isolation device

A sealing element comprises two distinct materials of different melting points. An outer shell material has a higher melting point than an inner core material. ... Halliburton Energy Services Inc

08/06/15 / #20150218899

Expandable bullnose assembly for use with a wellbore deflector

Disclosed are methods of deflecting expandable bullnose assemblies. One method includes introducing a bullnose assembly into a main bore of a wellbore, the bullnose assembly including a body and a bullnose tip arranged at a distal end of the body and being configured to move between a default configuration, where the bullnose tip exhibits a first diameter, and an actuated configuration, where the bullnose tip exhibits a second diameter different than the first diameter, advancing the bullnose assembly to a deflector arranged within the main bore and defining a first channel that exhibits a predetermined diameter and communicates with a lower portion of the main bore, and a second channel that communicates with a lateral bore, and directing the bullnose assembly into either the lower portion of the main bore or the lateral bore based on a diameter of the bullnose tip as compared to the predetermined diameter.. ... Halliburton Energy Services Inc

08/06/15 / #20150218889

Well tool with dynamic metal-to-metal shape memory material seal

A well tool can include sealing surfaces, and a shape memory material seal which dynamically seals between the sealing surfaces with metal-to-metal contact between the shape memory material seal and each of the sealing surfaces. A method of sealing in a well tool can include forming a shape memory material seal, heat treating the seal, then deforming the seal, then installing the seal in the well tool, and then heating the seal, thereby causing the seal to expand into metal-to-metal sealing contact with a sealing surface which displaces relative to the shape memory material seal. ... Halliburton Energy Services Inc

07/30/15 / #20150212232

Microfluidic optical computing device

. . Various embodiments of microfluidic optical computing devices coupled with integrated computational element cores are described.. . ... Halliburton Energy Services Inc

07/30/15 / #20150212227

Downhole differentiation of light oil and oil-based filtrates by nmr with oleophilic nanoparticles

Downhole nuclear magnetic resonance (nmr) methods that utilize oleophilic nanoparticle may allow for differentiation of light oil and oil-based filtrates. For example, a method may involve drilling a wellbore penetrating a subterranean formation using an oil-based drilling fluid that comprises an oil base fluid and a plurality of oleophilic nanoparticles; performing a plurality of nmr measurements at a plurality of depths of investigation (doi) of a near-wellbore portion of the subterranean formation; and producing an invasion profile of an oil-based drilling fluid filtrate into the near-wellbore portion of the subterranean formation based on the plurality of nmr measurements.. ... Halliburton Energy Services Inc

07/30/15 / #20150211481

Nutating fluid-mechanical energy converter

One example of a nutating fluid-mechanical energy converter includes a stator and a rotor. The stator includes an outer cylinder having a longitudinal passage 101 and an inner guide cylinder disposed longitudinally within the outer cylinder. ... Halliburton Energy Services Inc

07/30/15 / #20150211359

Initiator device for a downhole tool

A method of initiating a process in a downhole tool includes connecting a downhole tool to an initiator device that contains wires capable of creating a loopback and/or loaded condition when a closed connection is made. The initiator device is further capable of indicating successful initiation.. ... Halliburton Energy Services Inc

07/30/15 / #20150211354

Method of placing distributed pressure gauges across screens

A sensing assembly for use in a wellbore comprises a wellbore component disposed in a wellbore tubular string, at least one gauge configured to sense at least one parameter, and at least one sensing link coupled to the at least one gauge. The at least one gauge is disposed at a first location along the wellbore tubular string, and the sensing link is configured to provide communication of at least one parameter from a sensing point at a second location to the first location. ... Halliburton Energy Services Inc

07/30/15 / #20150211345

Methods and systems for stimulating a subterranean formation containing a carbonate mineral

Chelating agents may be used to mitigate the presence of metal ions in a subterranean formation, thereby decreasing the likelihood of the metal ions forming damaging insoluble compounds within the subterranean formation. Methods for treating a subterranean formation can comprise: providing a treatment fluid comprising an aqueous carrier fluid and a chelating agent comprising hydroxyiminodisuccinic acid or any salt thereof; introducing the treatment fluid into a subterranean formation comprising a carbonate mineral; and complexing a metal ion in the subterranean formation with the chelating agent.. ... Halliburton Energy Services Inc

07/30/15 / #20150211341

Well screens with erosion resistant shunt flow paths

A well screen can include a shunt flow path, and an erosion resistant layer between the shunt flow path and a body, the erosion resistant layer comprising a coating applied to the body. A method of constructing a well screen can include constructing a shunt flow path having an erosion resistant layer therein, and positioning the shunt flow path with the well screen, whereby the shunt flow path can convey the erosive slurry between opposite ends of the well screen. ... Halliburton Energy Services Inc

07/30/15 / #20150211334

Activated reverse-out valve

Disclosed is a reverse-out valve that minimizes swabbing of subterranean formations. One reverse-out valve includes a first mandrel, a second mandrel movable with respect to the first mandrel, a collet arranged about the first mandrel and having a cover portion and a plurality of fingers that extend axially from the cover portion, wherein each finger provides a collet protrusion defined thereon, a plurality of dogs movably arranged within a corresponding plurality of windows defined in the first mandrel, and a reverse activated plug device movable between an open position, where the plurality of dogs are disposed within a groove defined in the second mandrel and a reverse-circulation fluid is able to bypass the reverse activated plug device, and a closed position, where the plurality of dogs are moved out of the groove and the reverse-circulation fluid is prevented from bypassing the reverse activated plug device.. ... Halliburton Energy Services Inc

07/30/15 / #20150211308

Drill string constant velocity connection

A constant velocity connection for use in a drill string can include at least one ball-and-socket joint, and an insert rotationally received in an opening formed laterally through a ball of the joint. A method of constructing a constant velocity connection can include installing an insert in an opening formed in a ball of at least one ball-and-socket joint of the constant velocity connection, and allowing the insert to rotate in the opening about a lateral axis. ... Halliburton Energy Services Inc

07/23/15 / #20150205000

Discrimination analysis used with optical computing devices

Disclosed are systems and methods that use discriminant analysis techniques and processing in order to reduce the time required to determine chemical and/or physical properties of a substance. One method includes optically interacting a plurality of optical elements with one or more known substances, each optical element being configured to detect a particular characteristic of the one or more known substances, generating an optical response from each optical element corresponding to each known substance, wherein each known substance corresponds to a known spectrum stored in an optical database, and training a neural network to provide a discriminant analysis classification model for an unknown substance, the neural network using each optical response as inputs and one or more fluid types as outputs, and the outputs corresponding to the one or more known substances.. ... Halliburton Energy Services Inc

07/23/15 / #20150204444

Joints comprising carbon nanoforests

Wellbore tools may use carbon nanoforests to reduce the access of abrasive particles to compressible sealing elements of joints of the wellbore tool. In some instances, a wellbore tool may include a joint comprising two elements having opposing mating surfaces that define a gap; a compressible sealing element arranged between the opposing mating surfaces and configured to seal a portion of the gap, thereby defining a sealed segment and an unsealed segment of the gap; and at least one carbon nanoforest disposed within at least a portion of the unsealed segment and coupled to at least one of the opposing mating surfaces.. ... Halliburton Energy Services Inc

07/23/15 / #20150204186

Frequency location apparatus, methods, and systems

In some embodiments, an ex-situ apparatus and a system, as well as a method and an article, operate to transmit wideband modulated pulses to generate an externally-projected oscillating magnetic field in a material body, to record one or more raw echo free induction decay (refid) signals during echo acquisition periods following some of the second modulated pulses, and to transform the acquired refid signals via frequency decomposition to determine a preferred nuclear magnetic resonance frequency associated with a maximum amplitude of decomposed frequency components. Additional apparatus, systems, and methods are described.. ... Halliburton Energy Services Inc

07/23/15 / #20150204168

Expandable screen completion tool

An expandable screen comprises a first end comprising a first coupling mechanism, a second end comprising a second coupling mechanism, a wire wrap section extending between the first end and the second end, and a plurality of rods coupled to the wire wrap section. The wire wrap section is coupled to the first and the second end, and the wire wrap section is configured to radially expand. ... Halliburton Energy Services Inc

07/23/15 / #20150204145

Method and system for directing control lines along a travel joint

A method and system for installing one or more control lines on a travel joint is disclosed. A control line coil is arranged along a travel joint. ... Halliburton Energy Services Inc

07/23/15 / #20150203742

Salt-tolerant friction-reducing composition for treatment of a subterranean formation

Various embodiments disclosed related to a composition for treating a subterranean formation, and methods and systems including the same. In various embodiments, the present invention provides a method of treating a subterranean formation that can include obtaining or providing an aqueous composition including a friction-reducing water-soluble polymer including about z1 mol % of an ethylene repeating unit including a —c(o)nhr1 group and including about n1 mol % of an ethylene repeating unit comprising a —c(o)r2 group. ... Halliburton Energy Services Inc

07/16/15 / #20150198033

In-well piezoelectric devices to transmit signals

A wellbore system includes a first piezoelectric device on a first side of a wall and a second piezoelectric device on a second side of the wall. The second piezoelectric device is adapted to communicate through the wall wirelessly with the first piezoelectric device.. ... Halliburton Energy Services Inc

07/16/15 / #20150198029

Improving drill bit stability using track-set depth of cut control elements

A drill bit using track-set depth of cut control elements to provide improved stability is disclosed. A drill bit for drilling a wellbore includes a bit body with a rotational axis extending therethrough. ... Halliburton Energy Services Inc

07/16/15 / #20150198011

Safety valve with electrical actuator and tubing pressure balancing

A well tool for use with a subterranean well can include a flow passage extending longitudinally through the well tool, an internal chamber containing a dielectric fluid, and a flow path which alternates direction, and which provides pressure communication between the internal chamber and the flow passage. A method of controlling operation of a well tool can include actuating an actuator positioned in an internal chamber of the well tool, a dielectric fluid being disposed in the chamber, and the chamber being pressure balanced with a flow passage extending longitudinally through the well tool, and varying the actuating, based on measurements made by at least one sensor of the well tool.. ... Halliburton Energy Services Inc

07/16/15 / #20150198008

Well system cementing plug

A wellbore cementing plug includes a plug element including a polymer. The polymer is deformable at a first stiffness when subjected to a first strain rate to allow the plug element to pass through a wellbore while sealing against passage of cement past the plug element. ... Halliburton Energy Services Inc

07/16/15 / #20150198007

Apparatus and method for providing wellbore isolation

An actuatable wellbore isolation assembly including a housing defining an axial flowbore and including a mandrel portion, a first end portion, and a second end portion; a radially expandable isolating member positioned circumferentially about the housing; a sliding sleeve circumferentially positioned about the mandrel, the sliding sleeve being movable from a first position, in which the sliding sleeve retains the isolating member in a narrower non-expanded conformation, to a second position, in which the sliding sleeve does not retain the isolating member in the narrower non-expanded conformation; and an actuator assemblage configured to allow movement of the sliding sleeve from the first to the second position. In an exemplary embodiment, the actuator assemblage includes a biasing chamber having a biasing member disposed therein, wherein the biasing member is configured to apply a force to the sliding sleeve to move the sliding sleeve from the first to the second position.. ... Halliburton Energy Services Inc

07/16/15 / #20150198006

Expandable tie back seal assembly

Disclosed are apparatus and methods for completing a wellbore, using expandable tubular to form a sealed connection. More particularly, embodiments of the present invention relate to forming a seal between a radially expanded tubular and a receptacle, wherein annular-shaped, radially extending protrusions are present between the tubular and the receptacle to form a durable sealed connection therebetween.. ... Halliburton Energy Services Inc

07/16/15 / #20150198005

Assisting retrieval of a downhole tool

A well packer includes an expandable member carried on a mandrel, the mandrel including a groove formed on at least a portion of an outer radial surface of the mandrel; a back-up assembly carried on the mandrel adjacent the expandable member; and a fold back assembly carried on the mandrel adjacent the back-up assembly, the fold back assembly including a snap ring carried on the mandrel and adapted to move into the groove and adjust the expandable member into an expanded position in substantially sealing contact with a tubular.. . ... Halliburton Energy Services Inc

07/16/15 / #20150197453

Set-delayed cement compositions comprising pumice and associated methods

Disclosed is a method of spraying a surface with a set-delayed cement. The method comprises providing a set-delayed cement composition comprising water, pumice, hydrated lime, and a set retarder; spraying a surface with the set-delayed cement composition; and allowing the set-delayed cement composition to set on the surface.. ... Halliburton Energy Services Inc

07/16/15 / #20150197033

Set-delayed cement compositions comprising pumice and associated methods

Disclosed is a method of forming a set cement shape. The method comprises providing a set-delayed cement composition comprising water, pumice, hydrated lime, and a set retarder; forming the set-delayed cement composition into a shape; and allowing the shaped set-delayed cement composition to set.. ... Halliburton Energy Services Inc

07/09/15 / #20150192009

Proximity detection system for deep wells

A method and apparatus for magnetic field measurements to determine the proximity of a nearby target incorporating electrically conductive material includes a drill string (54) having multiple drill pipe sections (56, 57, 58, 59) connected end-to-end, with at least one of the drill pipe sections (57) being electrically conductive and isolated to provide an electrode section. A nonmagnetic drill pipe section (84) is connected in the drill string below the electrode section (57), and a hydraulic motor (62) having a rotatable drill bit sub (70) carrying a magnetic field sensing instrument package (102) is connected to a lowermost end of the drill string. ... Halliburton Energy Services Inc

07/09/15 / #20150191995

Stacked piston safety valves and related methods

Disclosed is a safety valve with redundant operators or systems. One safety valve includes a piston bore in fluid communication with a first control line via first control line port and a second control line via a second control line port, the first and second control lines conveying hydraulic fluid pressure to the piston bore. ... Halliburton Energy Services Inc

07/09/15 / #20150191991

Packer assembly having dual hydrostatic pistons for redundant interventionless setting

A packer for use in a wellbore includes a packer mandrel. First and second pistons are slidably disposed about the packer mandrel defining first and second chambers therewith. ... Halliburton Energy Services Inc

07/09/15 / #20150191644

Amphoteric polymer suspending agent for use in calcium aluminate cement compositions

A cement composition for use in a well that penetrates a subterranean formation comprises: a calcium aluminate cement or calcium magnesia cement; water; a fluid loss additive; and a suspending agent, wherein the suspending agent is a polymer and wherein the polymer: (a) is amphoteric; (b) has a molecular weight greater than 100,000; and (c) does not increase the fluid loss of the cement composition greater than 15% at a temperature of 145° f. (63° c.) and a pressure differential of 1,000 psi (7 mpa) compared to a cement composition consisting of the cement, the water, and the fluid loss additive. ... Halliburton Energy Services Inc

07/09/15 / #20150191395

Methods for determining reactive index for cementitious components, associated compositions, and methods of use

A variety of methods and compositions are disclosed, including, in one embodiment, a settable composition comprising: water; and a cementitious component having a calculated reactive index.. . ... Halliburton Energy Services Inc

07/02/15 / #20150186567

Methods and systems for borehole image forward modeling of formation properties

A method and system for improving borehole image forward modeling of formation properties is disclosed. An imaginary circle (106) having a plurality of bins (202) is centered at a location of interest at an axial position along the target wellbore (102). ... Halliburton Energy Services Inc

07/02/15 / #20150186563

Preconditioning distinct subsystem models in a subterranean region model

In some aspects, techniques and systems for operating a subterranean region model are described. A global system model represents a subterranean region. ... Halliburton Energy Services Inc

07/02/15 / #20150186562

Preconditioning a global model of a subterranean region

In some aspects, techniques and systems for operating a subterranean region model are described. A global system model represents a subterranean region. ... Halliburton Energy Services Inc

07/02/15 / #20150185362

Combined sonic/pulsed neutron cased hole logging tool

A through casing formation evaluation tool string 1000, 2000, 3000 including a conveyance string 100, a sonic array tool 200, a pulsed neutron tool 400 and one or more downhole memory modules 160, 540, 550. A method of through casing formation evaluation and casing and cementing integrity evaluation includes lowering a tool string into a cased wellbore; concurrently collecting data with the sonic array tool and pulsed neutron tool and transmitting at least a portion of the collected data via a conveyance string to a cpu located at the surface of the earth; storing a portion of the collected data in a memory module disposed in the tool string; removing the tool string from the wellbore; processing the collected data in the cpu to obtain selected rock property data about the one or more of the geologic formations and/or cement integrity.. ... Halliburton Energy Services Inc

07/02/15 / #20150185353

System and method to improve accuracy of galvanic tool measurements

A system and method for improving the accuracy of galvanic tool measurements is described. The system (300) may include a survey electrode (a0) and a first monitor electrode (m1′) positioned above the survey electrode. ... Halliburton Energy Services Inc

07/02/15 / #20150184507

System, method, & computer program product to determine placement of fracture stimulation points using minerology

Systems and related methods to alter and optimize the placement of fracture initiation points through utilization of mineralogy.. . ... Halliburton Energy Services Inc

07/02/15 / #20150184503

Turbine drilling assembly with near drilling bit sensors

A turbine drilling assembly can include a turbine drilling motor having an upper drill string connector, and an inclination sensor positioned 10 in the turbine drilling assembly below the upper drill string connector. Another turbine drilling assembly can include a turbine drilling motor having an upper drill string connector, a sensor positioned in the turbine drilling assembly below the upper drill string connector, and a transmitter which transmits sensor data through a housing of the turbine drilling motor.. ... Halliburton Energy Services Inc

07/02/15 / #20150184488

Safety valve with lockout capability and methods of use

Disclosed is a safety valve with a built-in lockout feature, the safety valve including a housing, a flapper coupled to the housing and being movable between open and closed positions, a flow tube movably disposed within the housing and having an extended position, the flow tube being configured to retain the flapper in the open position when in the extended position, a lockout rod coupled to the housing and movable between deployed and stored positions, the lockout rod being configured to retain the flow tube in the extended position when in the deployed position, and a lockout ratchet element arranged within the housing and coupled to the lockout rod, the lockout ratchet element being configured to retain the lockout rod in the deployed position.. . ... Halliburton Energy Services Inc

07/02/15 / #20150184474

Adjustable bullnose assembly for use with a wellbore deflector assembly

A wellbore system is disclosed that includes an upper deflector arranged within a main bore and defining first and second channels that extend longitudinally therethrough, a lower deflector arranged within the main bore and spaced from the upper deflector by a predetermined distance, the lower deflector defining a first conduit that communicates with a lower portion of the main bore and a second conduit that communicates with a lateral bore, and a bullnose assembly including a body, a bullnose tip arranged at a distal end of the body, and a sleeve member arranged about the body, where the sleeve member or the bullnose tip is axially movable to vary a length of the bullnose tip, wherein the upper and lower deflectors are configured to direct the bullnose assembly into the lateral bore or the lower portion of the main bore based on the length of the bullnose tip.. . ... Halliburton Energy Services Inc

07/02/15 / #20150184060

Methods for determining reactive index for cement kiln dust, associated compositions and methods of use

A variety of methods and compositions are disclosed, including, in one embodiment, a method of treating a well comprising: providing a treatment fluid comprising a base fluid and a blended cementitious component, wherein the blended cementitious component comprises kiln dust from two or more different sources; and introducing the treatment fluid into a well bore.. . ... Halliburton Energy Services Inc

07/02/15 / #20150184057

Alkyl polyglycoside derivative as biodegradable spacer surfactant

A spacer fluid comprising: (a) water; and (b) an alkyl polyglycoside derivative, wherein the alkyl polyglycoside derivative is selected from the group consisting of sorbitan fatty acids; functionalized sulfonates, functionalized betaines, an inorganic salt of any of the foregoing, and any combination of any of the foregoing. Preferably, the spacer fluid additionally comprises a solid particulate, such as a weighting agent. ... Halliburton Energy Services Inc

06/25/15 / #20150180320

Variable-output generator for downhole power production

Methods and systems of downhole power generation are disclosed. The method includes the steps of rotating a magnet assembly about an axis relative to a coil assembly at a first rotational velocity, axially moving the magnet assembly to a first position on the axis with a configurable actuator so as to adjust a magnetic interaction between the magnet assembly and the coil assembly, and providing a power output from the coil assembly at a first power output level corresponding to the first position while the magnet assembly is rotating at the first rotational velocity.. ... Halliburton Energy Services Inc

06/25/15 / #20150177406

System and method of focusing an array laterolog

Various embodiments include apparatus and methods to make resistivity measurements in a borehole using tool having an array of electrodes operable to provide focused currents, measure corresponding voltages, and measure corresponding voltage differences to determine resistivity. Tools can be configured to operate at a plurality of modes when voltage differences at some frequencies are effectively unreadable. ... Halliburton Energy Services Inc

06/25/15 / #20150177352

Apparatus and methods of data inversion

Various embodiments include apparatus and methods to determine properties of a structure using data measurements on the structure. These measurements can be subjected to an inversion process that uses an optimization procedure conducted in a continuous function space. ... Halliburton Energy Services Inc

06/25/15 / #20150176403

Apparatus and method for pulse testing a formation

A system for pressure testing a formation includes a downhole tool configured to measure formation pressure, storage containing pressure parameters of a plurality of simulated formation pressure tests, and a formation pressure test controller coupled to the downhole tool and the storage. For each of a plurality of sequential pressure testing stages of a formation pressure test, the formation pressure test controller 1) retrieves formation pressure measurements from the downhole tool; 2) identifies one of the plurality of simulated formation pressure tests comprising pressure parameters closest to corresponding formation pressure values derived from the formation pressure measurements; and 3) determines a flow rate to apply by the downhole tool in a next stage of the test based on the identified one of the plurality of simulated formation pressure tests.. ... Halliburton Energy Services Inc

06/25/15 / #20150176372

Downhole power generation using hydraulic flow regulation

Systems and methods of downhole power generation are disclosed, which provide for the generation of electrical power in a downhole environment by the use of an electrical generator coupled to a hydraulic circuit that receives energy from a source in the downhole environment. The hydraulic circuit can receive energy from flowing drilling fluid and/or from kinetic energy of one or more portions of the drill string. ... Halliburton Energy Services Inc

06/25/15 / #20150176368

Stress reactive valve

A stress reactive valve includes a valve body disposed in a subsea safety system or other elongated components of hydrocarbon production systems. The valve body includes a frangible or breakable material such that when the subsea safety system or other elongated system undergoes a stress, such as a bending stress, the frangible valve body can react to the stress by breaking and thereby establishing fluid communication or a fluid path across the valve body. ... Halliburton Energy Services Inc

06/25/15 / #20150176365

Well tools with semi-permeable barrier for water-swellable material

A method of operating a well tool can include a swellable material of the well tool swelling in a subterranean well, in response to water in the well entering the swellable material, and a semi-permeable barrier layer permitting the water to pass through the barrier layer and into the swellable material. A system can include a well tool having a swellable material which swells in response to contact with water, and a semi-permeable barrier layer on an exterior surface of the swellable material, the barrier layer being permeable to the water.. ... Halliburton Energy Services Inc

06/25/15 / #20150176356

Freeing pipe stuck in a subterranean well

A method of freeing a pipe stuck in a subterranean well can include determining a location of a portion of the pipe stuck in the well, and penetrating and/or heating a sidewall of the pipe portion with a beam of light. A system for freeing a pipe stuck in a subterranean well can include a tool deployed into a portion of the pipe stuck in the well by a differential pressure from a wellbore to a formation penetrated by the wellbore. ... Halliburton Energy Services Inc

06/25/15 / #20150175870

Cement compositions containing metaphosphate and methods of use

In an embodiment, the cement compositions comprise: (i) hydraulic cement, wherein the hydraulic cement has a ratio of cao to sio2 in the range of 2.0 to 4.0; and (ii) a water-soluble metaphosphate in a concentration of at least 2.5% bwoc. In another embodiment, the cement compositions comprise: (i) hydraulic cement, wherein the hydraulic cement has a ratio of cao to sio2 of less than 2.0; and (ii) a water-soluble metaphosphate; wherein any alkali nitrate is in a concentration of less than 2% bwoc; and wherein any alkali hydroxide, alkali carbonate, or alkali citrate is in a concentration of less than 0.2% bwoc. ... Halliburton Energy Services Inc

06/25/15 / #20150175869

Use of mems in set-delayed cement compositions comprising pumice

Disclosed is a method of cementing. The method comprises providing a set-delayed cement composition comprising water, pumice, hydrated lime, a set retarder, and a micro-electrical-mechanical system; and allowing the set-delayed cement composition to set.. ... Halliburton Energy Services Inc

06/25/15 / #20150175481

Set-delayed cement compositions comprising pumice and associated methods

Disclosed herein is a method of cementing a surface with a set-delayed cement composition. The method comprises providing a set-delayed cement composition comprising water, pumice, hydrated lime, and a set retarder. ... Halliburton Energy Services Inc

06/18/15 / #20150168582

Downhole fluid resistivity sensor systems and methods

Disclosed is a downhole fluid resistivity sensor that includes a ceramic cylinder having a fluid-contacting surface, and at least four metal pins that penetrate a wall of the ceramic cylinder at axially-spaced locations. The pins are bonded to the ceramic to form a pressure seal. ... Halliburton Energy Services Inc

06/18/15 / #20150167455

Methods of analyzing a reservoir fluid sample during or after collection of the sample using an analyzer

A method of analyzing a fluid sample from a reservoir comprises: collecting the sample in a sample container, wherein the sample container includes a sample receptacle, and wherein the step of collecting comprises allowing or causing the sample to flow into the sample receptacle; determining at least one property of the sample using an analyzer, wherein the analyzer is located at one end of the sample receptacle, wherein the step of determining comprises: (a) contacting the sample with radiated energy; and (b) detecting the interaction between the radiated energy and the sample, wherein the step of determining is performed during the step of collecting and during fluid flow of the sample into the sample receptacle. Another method comprises: transferring the sample from the sample container to a second container, wherein the step of determining is performed after the step of collecting and during fluid flow of the sample.. ... Halliburton Energy Services Inc

06/18/15 / #20150167449

Well cable management

A wellbore communication system includes a first downhole positionable cable spool and a second downhole positionable cable spool. A downhole relay receives and repeats power and/or data signals between cables of the first and second cable spools.. ... Halliburton Energy Services Inc

06/18/15 / #20150167424

Deformable plug and seal well system

A well system includes a drop plug element and an internal plug seat in an internal flow path of a well tubing. At least one of the plug seat or the drop plug element includes a polymer that is deformable, having a first stiffness when subjected to a first strain rate, to allow the drop plug element to pass through the plug seat. ... Halliburton Energy Services Inc

06/18/15 / #20150167419

High flow area swellable cementing packer

A well packer can include a seal element adapted to extend continuously about a tubular, the seal element including a swellable material, and multiple longitudinally extending cement flow channels formed on an exterior of the seal element. A method of constructing a well packer for use in cementing a tubular in a wellbore can include forming a seal element having multiple longitudinally extending cement flow channels on an exterior thereof, the seal element including a swellable material, and positioning the seal element on the tubular, the seal element extending continuously about the tubular. ... Halliburton Energy Services Inc

06/18/15 / #20150167416

Well tractor

The present disclosure describes implementations of a well tractor. In an example implementation, a well tractor includes a housing; a roller coupled to the housing; an electric motor coupled to the roller; and a variable ratio transmission coupled between the motor and the roller, the variable ratio transmission operable to drive the roller.. ... Halliburton Energy Services Inc

06/18/15 / #20150167414

System and method for wireline tool pump-down operations

A system for pump down operations in a wellbore includes a tool string disposed in a wellbore, said tool string including a cable head having an upper end coupled to an electric wireline cable, a downhole tool coupled to the cable head, the downhole tool selected from the group consisting of perforating tools and down-hole logging tools, and a downhole tension sensor located proximal to the upper end of the cable head, said sensor adapted to obtain downhole wireline tension data and transmit the downhole wireline tension data via the electric wireline cable, a fluid pump with a fluid output operatively connected to the wellbore above the tool string, and a controller adapted to selectively adjust a pump fluid output rate of the fluid pump during pump down operations based on the downhole wireline tension data received from the downhole tension sensor.. . ... Halliburton Energy Services Inc

06/18/15 / #20150167402

Axis maintenance apparatus, systems, and methods

In some embodiments, an apparatus and a system, as well as a method and an article, may operate to select a longitudinal axis (250) within a borehole (220), and to move a down hole housing using at least one set of rollers (82) attached to the housing to contact a surface of the borehole (220), so that simultaneous movement with two rotational degrees of freedom is enabled within the borehole (220). The centerline of the housing can be substantially aligned with a selected longitudinal axis (250) while the housing moves along the selected longitudinal axis. ... Halliburton Energy Services Inc

06/18/15 / #20150167400

Gasket for inductive coupling between wired drill pipe

In some embodiments, an apparatus comprises a gasket configured for positioning between an end of a first drill pipe and an end of a second drill pipe, wherein the end of the first drill pipe includes an inductive coil ring and the end of the second drill pipe includes an inductive coil ring. The gasket includes an outer ring that is comprised of an elastic magnetic material that is essentially nonconductive. ... Halliburton Energy Services Inc

06/18/15 / #20150167395

System and method for improving stability of drilling tools

According to some embodiments of the present disclosure, a method for configuring a drill bit comprises determining a number of blades of a drill bit. If the number of blades of the drill bit equals five, the method further comprises disposing each of a plurality of depth of cut controllers (doccs) on one of the blades of the drill bit such that each group of three radially consecutive doccs of the plurality of doccs is substantially force balanced. ... Halliburton Energy Services Inc

06/11/15 / #20150162730

System for extending an electrical cable through a tubular member

A system for extending an electrical cable through a tubular member, including the electrical cable, a first cable hanger component for connecting with a first tubular member end, and a second cable hanger component for connecting with a second tubular member end. A method for extending an electrical cable through a tubular member, including mechanically and electrically connecting the electrical cable with the second cable hanger component, extending the electrical cable through the tubular member, connecting the second cable hanger component with the second tubular member end, extending the electrical cable through the first cable hanger component, connecting the first cable hanger component with the first tubular member end, mechanically and electrically connecting the electrical cable with the first cable hanger component, and tensioning the electrical cable.. ... Halliburton Energy Services Inc

06/11/15 / #20150160365

Full tensor micro-impedance imaging

Various systems and methods for implementing and using a full tensor micro-impedance downhole imaging tool that includes downhole emitters that induce, at azimuthally-spaced positions on a borehole wall, fields having components in three different non-coplanar directions within a formation and directionally sensitive downhole sensors that sense the components caused by each emitter. The tool further includes a downhole controller that processes signals received from the directionally sensitive downhole sensors to provide a set of measurements representative of a 3×3 impedance tensor at each position.. ... Halliburton Energy Services Inc

06/11/15 / #20150159077

Henna corrosion inhibitor for acid in a well

A method of treating a portion of a well including the steps of: (a) forming a fluid comprising: (i) an aqueous liquid phase; and (ii) a corrosion inhibitor selected from the group consisting of: (a) the leaves of henna, jewelweed, or any combination thereof; (b) an extract of the leaves of henna, jewelweed, or any combination thereof; (c) a plant source of a hydroxynaphthoquinone; (d) a hydroxynaphthoquinone; and (e) any combination an any of the foregoing; and (b) introducing the fluid into the portion of the well.. . ... Halliburton Energy Services Inc

06/11/15 / #20150158038

Electrostatic particulate coating methods and apparatus for fracturing fluids

Disclosed is a method and apparatus for making up fracturing fluid with coated proppant. The apparatus applies opposed electrical charges to the proppant and its coating to create a uniform coating without extensive mechanical mixing, and additionally, the apparatus applies opposed electrical charges to the coated proppant and fracturing fluid to enhance mixing.. ... Halliburton Energy Services Inc

06/04/15 / #20150154623

Menu level advocate and reward system

An advocate and reward process is dedicated to mobile users. The process includes the following steps: a consumer posts an advocate on the electronic menu and reward (emr) bank for an ordered product or service; the consumer earns certain value of reward points based on the influence level of the advocate. ... Halliburton Energy Services Inc

06/04/15 / #20150153917

Universal visualization component interface

According to aspects of the present disclosure, an example method for visualizing data may include generating an interface component in response to a first command from a processing component. The interface component may receive data in a first format from the processing component, and may determine an adapter associated with the processing component. ... Halliburton Energy Services Inc

06/04/15 / #20150153474

Multi -axial induction borehole imager

Various systems and methods are disclosed for implementing and using a multi-axial induction borehole imaging tool that includes emitters that induce, at azimuthally-spaced positions on a borehole wall, a plurality of fields having components in three non-coplanar directions within a formation. The tool also includes directionally sensitive inductive sensors that sense the components caused by each of the one or more inductive emitters, and a downhole controller that processes signals received from the directionally sensitive inductive sensors to provide a set of measurements representative of an impedance tensor at each position.. ... Halliburton Energy Services Inc

06/04/15 / #20150152723

Displaceable components in drilling operations

A well drilling system can include a drilling tool with at least one component which is displaced by a material that changes shape. The material can be a shape memory material. ... Halliburton Energy Services Inc

06/04/15 / #20150152717

Casing window assembly

A casing window assembly and methods for installing the casing window assembly.. . ... Halliburton Energy Services Inc

06/04/15 / #20150152715

Wellbore screens and methods of use thereof

This invention relates to wellbore equipment utilized in conjunction with operations performed in subterranean wells and, in particular, sand control screen assemblies providing secondary flow capabilities. Once sand control screen assembly includes a base pipe having an exterior surface and defining one or more perforations therein, a screen jacket disposed about the exterior surface of the base pipe and having a primary screen axially adjacent a secondary screen, and at least one relief valve configured to open upon experiencing a predetermined fluid pressure, wherein, once opened, the at least one relief valve diverts fluid flow from the primary screen and provides the fluid flow to the secondary screen.. ... Halliburton Energy Services Inc

06/04/15 / #20150152711

Locking mechanism for downhole positioning of sleeves

A well tool can include a chamber having a volume that changes when a member displaces, and a valve device that selectively opens and permits displacement of the member, and that selectively closes and prevents displacement of the member. A method of operating a well tool can include displacing a member, thereby changing a chamber volume, and then closing a valve device, thereby preventing displacement of the member. ... Halliburton Energy Services Inc

06/04/15 / #20150152703

Systems and methods of supporting a multilateral window

Disclosed are systems and methods for providing torque support to a multilateral window milling system. One milling system includes an elongate body having a first end, a second end, and a mill window defined through a portion of the body between the first and second ends, a mill movably arranged within the body, a whipstock assembly arranged at least partially within the body and configured to guide the mill out of the body through the mill window in order to mill a casing exit, and a torque sleeve coupled to the body and extending over a portion of the body between the first and second ends so as to increase a torsional resistance of the body.. ... Halliburton Energy Services Inc

06/04/15 / #20150152700

Pressure and flow control in continuous flow drilling operations

A method of providing substantially continuous circulation of fluid through a drill string and an annulus can include sealing off the annulus from atmosphere, regulating flow of the fluid from the annulus, thereby controlling pressure in the wellbore, and diverting flow of the fluid from a pump to an uppermost connector of the drill string and an inlet extending in a sidewall of the drill string, the regulating and the diverting being performed concurrently. A pressure and flow control system can include one or more flow control devices which divert flow from a pump to a valve which selectively permits and prevents communication between an uppermost connector of the drill string and a flow passage extending longitudinally through the drill string, and to a valve which selectively permits and prevents communication between the flow passage and an inlet extending in a sidewall of the drill string.. ... Halliburton Energy Services Inc

06/04/15 / #20150152689

Rotary drill bits with back-up cutting elements to optimize bit life

A multi-layer downhole drilling tool designed for drilling a wellbore including a plurality of formations is disclosed. The drilling tool includes a bit body including a rotational axis extending therethrough. ... Halliburton Energy Services Inc

06/04/15 / #20150152314

Cement composition comprising nano-platelets

A method of cementing a subterranean formation includes providing a cement composition comprising cementitious material, aqueous base fluid, graphene nano-platelets, and a dispersant; introducing the cement composition into a subterranean formation; and allowing the cement composition to set in the subterranean formation. Upon setting, the cement has at least one of enhanced compressive and tensile strength; reduced permeability; restricted penetration of carbon dioxide; and combinations thereof relative to an equivalent cement without graphene nano-platelets. ... Halliburton Energy Services Inc

05/28/15 / #20150145513

Hybrid saturation recovery-inversion recovery pulse sequence for improved nmr logging of boreholes

A nuclear magnetic resonance (nmr) logging method includes providing a hybrid pulse sequence having a saturation pulse, an inversion pulse, and a detection sequence. The method also includes measuring echo signals in response to the hybrid pulse sequence. ... Halliburton Energy Services Inc

05/28/15 / #20150145512

Downhole differentiation of light oil and oil-based filtrates by nmr with oleophilic nanoparticles

Downhole nuclear magnetic resonance (nmr) methods that utilize oleophilic nanoparticle may allow for differentiation of light oil and oil-based filtrates. For example, a method may involve drilling a wellbore penetrating a subterranean formation using an oil-based drilling fluid that comprises an oil base fluid and a plurality of oleophilic nanoparticles; performing a plurality of nmr measurements at a plurality of depths of investigation (doi) of a near-wellbore portion of the subterranean formation; and producing an invasion profile of an oil-based drilling fluid filtrate into the near-wellbore portion of the subterranean formation based on the plurality of nmr measurements.. ... Halliburton Energy Services Inc

05/28/15 / #20150144357

Use of multiple stacked coiled tubing (ct) injectors for running hybrid strings of ct and jointed pipe or multiple ct string

Methods and apparatus are disclosed concerning an injector apparatus, comprising: an upper injector coupled to a frame, wherein the upper injector has an upper injector passage; a lower injector coupled the frame, wherein the lower injector has a lower injector passage; wherein the upper injector and the lower injector are substantially axially aligned; and a work window between the upper injector and the lower injector.. . ... Halliburton Energy Services Inc

05/28/15 / #20150144340

Removal of casing slats by cutting casing collars

Embodiments herein include a casing cutting tool comprising a top mandrel operatively coupled to a conveyance; a first retractable wedge operatively coupled to the top mandrel; a jetting tool operatively coupled to the retractable wedge, the retractable wedge thereby interposing the top mandrel and the jetting tool, wherein the jetting tool has one or more jetting nozzles arranged thereon; and a bottom terminal operatively coupled to the jetting tool, the jetting tool thereby interposing the retractable wedge and the bottom terminal.. . ... Halliburton Energy Services Inc

05/28/15 / #20150144332

Modeling the suspendability of fibers in a treatment fluid using equations

A method of predictive modeling of a treatment fluid comprises: determining the value of properties of a base fluid and insoluble particulates; providing a proposed suspending agent; performing a first calculation of the suspendability of the proposed suspending agent as determined by a yield gravity function equation; evaluating if the result from the first calculation indicates a stable treatment fluid comprising the base fluid, the insoluble particulates, and the proposed suspending agent, or if the result does not indicate a stable treatment fluid, then: modifying the value of at least one of the properties of the proposed suspending agent, base fluid, and/or insoluble particulate; and performing a second calculation, wherein the same or different property values are continued to be modified and the calculation is continued to be performed until the result indicates a stable treatment fluid; and introducing the stable treatment fluid into a wellbore.. . ... Halliburton Energy Services Inc

05/28/15 / #20150144326

Swellable packer with enhanced operating envelope

A swellable packer can include a base pipe, at least one swellable seal on the base pipe, the seal comprising a swellable material, and at least one other swellable seal on the base pipe, the other swellable seal comprising another swellable material, and the swellable materials being different materials. Another swellable packer can include at least one swellable seal, the seal comprising a swellable material, and at least one other swellable seal, the other swellable seal comprising another swellable material, and wherein one swellable seal displaces the other swellable seal into contact with a well surface, in response to contact between the one swellable seal and an activating agent.. ... Halliburton Energy Services Inc

05/21/15 / #20150142320

Measurement transformation apparatus, methods, and systems

In some embodiments, an apparatus and a system, as well as a method and an article, may operate to receive electromagnetic measurement data characterizing a formation from at least one transmitter-receiver pair. Further activity includes transforming the electromagnetic measurement data into transformed measurement data by computing a wavelet transform over the electromagnetic measurement data to provide wavelet coefficients, removing the wavelet coefficients below a selected threshold to provide remaining coefficients, and synthesizing the transformed measurement data by computing a reverse wavelet transform over a combination of the remaining coefficients. ... Halliburton Energy Services Inc

05/21/15 / #20150141300

Fluorous additives for use in a fluorous-based treatment fluid

A treatment fluid comprises: a liquid fluorinated compound; and at least one additive, wherein the additive: (a) comprises carbon and at least one fluorine functional group; and (b) is soluble or dispersible in the liquid fluorinated compound. A method of treating a portion of a well comprises: forming the treatment fluid; and introducing the treatment fluid into the well.. ... Halliburton Energy Services Inc

05/21/15 / #20150139735

Methods and apparatus for arresting failures in submerged pipelines

A packer apparatus includes an actuator disk in axial moveable relation with a mandrel, an elastomeric expansion boot arranged between the actuator disk and the mandrel, and a brake pivotally connected to the mandrel. The actuator disk is configured to be actuated by fluid pressure within a pipeline to move axially toward the mandrel from a first position to a second position. ... Halliburton Energy Services Inc

05/21/15 / #20150137987

Joint time-frequency processing for borehole acoustic arrays

Various embodiments include apparatus and methods to process acoustic signals according to joint time-frequency processing. The joint time-frequency processing can combine features of both time-based processing and frequency-based processing. ... Halliburton Energy Services Inc

05/21/15 / #20150137817

Casing mounted em transducers having a soft magnetic layer

Illustrative permanent electromagnetic (em) monitoring systems and methods have a casing string positioned inside a borehole and equipped with one or more em transducer modules having a layer of soft magnetic material that substantially encircles the casing string to amplify a signal response of a magnetic field transmitting and/or sensing element. The layer preferably has an axial dimension at least twice an axial dimension of the magnetic field sensing element, with a relative permeability at least twice that of the casing material. ... Halliburton Energy Services Inc

05/21/15 / #20150136516

Acoustic receiver assembly for downhole tools

The disclosure addresses acoustic receivers including an acoustic isolator structure, and an acoustic logging tool which incorporates the acoustic receiver. The acoustic receiver isolation structure is configured to minimize acoustic transmissions which could otherwise adversely affect acoustical measurements being made by an acoustic receiver. ... Halliburton Energy Services Inc

05/21/15 / #20150136391

Gravel packing apparatus having a jumper tube protection assembly

A gravel packing apparatus is provided, including first and second joints, each including a sand control screen assembly including a base pipe and a filter medium positioned exteriorly of the base pipe; and a slurry delivery subassembly positioned exteriorly of the sand control screen assembly, the slurry delivery subassembly including a ring assembly positioned around the base pipe; and a transport tube extending through the ring assembly and longitudinally along the sand control screen assembly; a jumper tube coupled to, and extending between, the transport tube of the first joint and the transport tube of the second joint; and a cage assembly extending circumferentially about respective portions of the first and second joints and positioned exteriorly of the jumper tube, the cage assembly comprising a plurality of cage sections that are each independently connected to the respective ring assemblies of the first and second joints. A method is also provided.. ... Halliburton Energy Services Inc

05/21/15 / #20150136387

Fluid excluder for logging in water based muds

A system and method for reducing borehole effects in a borehole within a subterranean formation is disclosed. The apparatus includes a fluid excluder, which includes a sleeve body and a sleeve opening defined by the sleeve body. ... Halliburton Energy Services Inc

05/21/15 / #20150135818

Protection of electronic devices used with perforating guns

A sensing subassembly for use with a downhole tool comprises a housing, a cavity disposed within the housing, an electronic board disposed within the cavity, a stiffening member engaging the electronic board and configured to limit flexing of the electronic board, and a spring member configured to provide an isolation mount for the electronic board within the cavity.. . ... Halliburton Energy Services Inc

05/07/15 / #20150127262

Method and apparatus for formation tester data interpretation with diverse flow models

Improved systematic inversion methodology applied to formation testing data interpretation with spherical, radial and/or cylindrical flow models is disclosed. A method of determining a parameter of a formation of interest at a desired location comprises directing a formation tester to the desired location in the formation of interest and obtaining data from the desired location in the formation of interest. ... Halliburton Energy Services Inc

05/07/15 / #20150123808

Eletric subsurface safety valve with integrated communications system

Certain aspects and features are directed to an electric subsurface safety valve including an integrated communications system that can be disposed in a wellbore. The electric subsurface safety valve can include a body adapted to be coupled to a cable, a communications system disposed in the body, and a closure mechanism. ... Halliburton Energy Services Inc

05/07/15 / #20150123665

Method and system for direct slowness determination of dispersive waves in a wellbore environment

A system and method for effective estimation of properties of a formation using acoustic array processing is disclosed. An acoustic tool is directed to a zone of interest in the formation and generates a first signal. ... Halliburton Energy Services Inc

05/07/15 / #20150122551

Rotary drill bit and method for designing a rotary drill bit for directional and horizontal drilling

A multi-layer downhole drilling tool designed for directional and horizontal drilling is disclosed. The drilling tool includes a bit body including a rotational axis extending therethrough. ... Halliburton Energy Services Inc

05/07/15 / #20150122506

System and method for actuating isolation valves in a subterranean well

A method of actuating one or more isolation valves in a well can include conveying a tubular string into the well, the tubular string including a shifting tool, inserting the shifting tool into an isolation valve, thereby opening the isolation valve, and withdrawing the shifting tool from the isolation valve, the isolation valve remaining open after the withdrawing. A completion system for use in a well can include multiple isolation valves, and a shifting tool which opens one isolation valve, allowing full bore inner diameter and not restricting flow, and closes another isolation valve. ... Halliburton Energy Services Inc

04/30/15 / #20150116124

Robust optical fiber-based distributed sensing systems and methods

An illustrative distributed sensing system includes a fiberoptic cable, a transmitter module, and a receiver module. The transmitter module is coupled to the fiberoptic cable to communicate light in each of multiple independent paths to each of multiple positions along the cable, the receiver module is coupled to the fiberoptic cable to receive backscattered light from said multiple positions along the cable via the multiple independent paths. ... Halliburton Energy Services Inc

04/30/15 / #20150116123

Methods and systems for tracking a toolstring at subsea depths

Disclosed are methods and systems for tracking a toolstring at subsea depths. One system includes a remote operated vehicle (rov), a wireless transmitter arranged on the toolstring and configured to transmit one or more wireless signals, a wireless receiver configured to perceive the one or more wireless signals, whereby the rov is able to locate a position of the toolstring in the oceanic environment.. ... Halliburton Energy Services Inc

04/30/15 / #20150115604

Systems and methods of coupling pipes

Disclosed are systems and methods of coupling plain end pipes. One system includes a coupling sleeve having opposing upper and lower ends and a plurality of axially extending slots defined in each end, wherein the upper end is configured to receive an end of a first pipe and the lower end is configured to receive an end of a second pipe, an upper sliding ring disposed about the coupling sleeve and axially movable in a first direction to force the upper end into gripping engagement with an outer surface of the first pipe, and a lower sliding ring disposed about the coupling sleeve and axially movable in a second direction to force the lower end into gripping engagement with an outer surface of the second pipe.. ... Halliburton Energy Services Inc

04/30/15 / #20150115146

Nanofiber spectral analysis

Apparatus, systems, and methods may operate to transmit energy to a nanofiber sampling coil and/or a nanofiber reference coil. Further activity may include receiving the energy as modified by evanescent interaction with a sampled material located proximate to the sampling coil and/or as modified by propagation through the reference coil, and comparing the energy modified by evanescent interaction with the energy modified by propagation through the reference coil to determine a spectroscopic property of the sampled material. ... Halliburton Energy Services Inc

04/30/15 / #20150114656

Riser displacement and cleaning systems and methods of use

Disclosed are systems and methods of effectively wiping and displacing a deep water riser prior to disconnection from a blowout preventer. An exemplary riser displacement system includes a mandrel coupled to a work string, a seal containment canister arranged about at least a portion of the mandrel, and a seal assembly movable between an un-deployed configuration, where the seal assembly is arranged within the seal containment canister, and a deployed configuration, where the seal assembly is arranged outside of the seal containment canister, the seal assembly including a sleeve movably arranged about the mandrel and one or more sealing elements disposed at a distal end of the sleeve.. ... Halliburton Energy Services Inc

04/30/15 / #20150114127

Distributed acoustic sensing systems and methods employing under-filled multi-mode optical fiber

An illustrative distributed acoustic sensing system includes a multi-mode optical fiber cable for distributed sensing and a distributed acoustic sensing interrogator coupled to the multi-mode optical fiber cable via a single mode optical fiber. The interrogator derives distributed acoustic measurements from rayleigh backscattering light that is initiated with a substantially under-filled launch configuration that is designed to excite only the lowest-order modes of the multi-mode optical fiber. ... Halliburton Energy Services Inc

04/23/15 / #20150112949

Systems and methods for anonymizing and interpreting industrial activities as applied to drilling rigs

Various systems and methods are disclosed for making and using an anonymized database for an industrial enterprise, such as oilfield operations. Providing statistical performance indicators for groupings of an activity in the oilfield allow for the information in confidential data sets to be shared without compromising the confidentiality of any one data entry. ... Halliburton Energy Services Inc

04/23/15 / #20150110439

Distributed fiber optic sensing devices for monitoring the health of an electrical submersible pump

A method of determining a parameter of at least one component of an artificial lift system located in a subterranean formation comprises: introducing a distributed fiber optic sensing device into the subterranean formation, wherein the distributed fiber optic sensing device comprises: a fiber optic cable, wherein at least a portion of the fiber optic cable is positioned proximate to the at least one component of the artificial lift system; an optical signal source, wherein the optical signal source transmits an optical signal through the fiber optic cable; and a detector, wherein the detector measures the optical signal returned from the fiber optic cable; and a processor, wherein the processor is operatively connected to the detector; and determining the parameter of the at least one component of the artificial lift system via the processor.. . ... Halliburton Energy Services Inc

04/23/15 / #20150108767

Constant velocity device for downhole power generation

A disclosed example embodiment of a constant velocity device positionable in a well bore includes a continuously-variable transmission, including an input race coupled to a rotational power input shaft, an output race, and a plurality of transmission elements disposed between the input race and the output race in a planetary formation. The transmission elements are configured to transmit rotational power from the input race to the output race. ... Halliburton Energy Services Inc

04/23/15 / #20150108339

Pulsed-neutron tool methods and systems for monitoring casing corrosion

Casing condition is an important concern to oilfield operators. Systems and methods are disclosed herein for using neutron logging tools to measure casing condition, using windows in the gamma energy spectrum that are sensitive and insensitive to casing condition to obtain a ratio having a value that ranges between one extreme representative of completely absent casing and an opposite extreme representative of casing in good condition. ... Halliburton Energy Services Inc

04/23/15 / #20150107860

Formation tester tool assembly and method of use

A formation tester tool can include a longitudinal probe drill collar having a surface, a formation probe assembly located within the probe drill collar, the formation probe assembly including a piston reciprocal between a retracted position and an extended position beyond the probe drill collar surface, the piston being slidingly retained within a chamber, a seal pad located at an end of the piston, the seal pad including an outer surface defining a partial cylindrical surface. The piston includes an outer surface having non-circular cross-sectional shape and the chamber includes an inner surface having a non-circular shape similar to the shape of the piston outer surface. ... Halliburton Energy Services Inc

04/23/15 / #20150107855

Device that undergoes a change in specific gravity due to release of a weight

A method of performing an operation in a wellbore using a device, the method comprises: introducing the device into the wellbore, wherein the device initially comprises a body and a weight; causing or allowing the weight to become disassociated from the body, wherein after disassociation, the device comprises the body, and wherein the specific gravity of the device decreases after the weight becomes disassociated from the body; and causing or allowing at least the body to move towards a wellhead of the wellbore after the weight is disassociated from the body.. . ... Halliburton Energy Services Inc

04/23/15 / #20150107843

Completing long, deviated wells

A buoyancy fluid is sealed in an interior central bore of a completion liner with a plug assembly in the interior central bore. The buoyancy fluid has a lower density than the fluid contained in the wellbore. ... Halliburton Energy Services Inc

04/23/15 / #20150107838

Consolidating spacer fluids and methods of use

Disclosed are spacer fluids and methods of use in subterranean formations. Embodiments may include use of consolidating spacer fluids in displacement of drilling fluids from a well bore annulus.. ... Halliburton Energy Services Inc

04/23/15 / #20150107830

Method and apparatus for generating seismic pulses to map subterranean fractures

The methods described are for determining distribution, orientation and dimensions of networks of hydraulically-induced fractures within a subterranean formation containing fluids. Micro-seismic events are generated by particles introduced into the fractures which are capable of explosive or chemical reaction. ... Halliburton Energy Services Inc

04/23/15 / #20150107490

Calcium phosphate cement compositions comprising pumice and/or perlite and associated methods

Methods and compositions are provided that related to cementing operations. Methods and compositions that include pumice and/or perlite as a replacement for fly ash.. ... Halliburton Energy Services Inc

04/16/15 / #20150106017

Visual interface for identifying layers within a subterranean formation

The present disclosure relates to a visual interface for identifying layers within a subterranean formation. One example method includes identifying one or more sets of data associated with a subterranean formation; computing, by operation of one or more processors, a working line based on the one or more sets of data, the working line representing a numerical average of the one or more sets of data; presenting the working line and the one or more sets of data in a common plot in a visual interface; identifying one or more layer boundaries for one or more of the layers of the subterranean formation; and generating layer data based on the one or more identified layer boundaries and the working line.. ... Halliburton Energy Services Inc

04/16/15 / #20150106016

Measurement calibration apparatus, methods, and systems

In some embodiments, an apparatus and a system, as well as a method and an article, may operate to determine spatial orientations of one or more transmitters attached to a first downhole component, relative to one or more receivers attached to a second downhole component, at common points in time during rotation of the first and the second downhole components. The first downhole component may be variably, rotationally coupled to the second downhole component. ... Halliburton Energy Services Inc

04/16/15 / #20150105912

Systems and methods of drilling control

A system to optimize a drilling parameter of a drill string includes a drill string control subsystem. The system includes an optimization controller to coordinate operations of the drill string control subsystem during a drilling process at least in part by: determining a first optimized rate of penetration based on a drilling parameter model and a first drilling parameter estimate; providing a first set of commands to the drill string control subsystem based on the first optimized rate of penetration; determining a second drilling parameter estimate during the drilling process based, at least in part, on the drilling parameter model and feedback corresponding to the drill string control subsystem; determining a second optimized rate of penetration during the drilling process based on the second drilling parameter estimate; and providing a second set of commands to the drill string control subsystem based on the second optimized rate of penetration.. ... Halliburton Energy Services Inc

04/16/15 / #20150101866

Ambient-activated switch for downhole operations

In some embodiments, an apparatus includes a radiation source to output radiation after power is supplied. The apparatus also includes a power source to supply power. ... Halliburton Energy Services Inc

04/16/15 / #20150101832

Forming inclusions in selected azimuthal orientations from a casing section

A method of forming multiple inclusions into a subterranean formation can include initiating the inclusions into the formation, the inclusions extending outwardly in respective multiple azimuthal orientations from a casing section, and flowing fluid into each of the inclusions individually, thereby extending the inclusions into the formation one at a time. A system for initiating inclusions outwardly into a subterranean formation from a wellbore can include a casing section having multiple flow channels therein, each of the flow channels being in communication with a respective one of multiple openings formed between adjacent pairs of circumferentially extendable longitudinally extending portions of the casing section. ... Halliburton Energy Services Inc

04/16/15 / #20150101806

Method for providing step changes in proppant delivery

A method of creating a step-change in proppant concentration in a fracturing fluid at a desired location within the conduit or wellbore of an oil or gas well includes the steps of connecting an in-line mixer at an end of a conveyance, placing the in-line mixer within a conduit proximate to the desired location, providing a flow of a clean fluid from an upper portion of the conduit past the in-line mixer and into a lower portion of the conduit, introducing a proppant slurry into the conveyance, and injecting the proppant slurry into the clean fluid from the in-line mixer to generate a first step-change from the clean fluid to a flow of a mixture of the proppant slurry and the clean fluid within the desired location.. . ... Halliburton Energy Services Inc

04/16/15 / #20150101800

Variable stiffness downhole tool housing

Various systems and methods for implementing and using a variable stiffness downhole tool housing include cylindrical segments positioned along a common axis, with a pair of segments each coupled to a bulkhead and positioned at either axial end of the tool housing. The housing also includes a flexible cylindrical sleeve, positioned along the common axis between two of the plurality of cylindrical segments, that includes a first and second region with an outer diameter no larger than a common segment inner diameter and a third region located between the first and second regions and with an outer diameter no larger than a common segment outer diameter (the first and second regions each at least partially inserted into an end of one segment). ... Halliburton Energy Services Inc

04/16/15 / #20150101790

Time delayed secondary retention mechanism for safety joint in a wellbore

Certain aspects and features of the present invention are directed to a safety joint that can be disposed in a wellbore through a fluid-producing formation. The safety joint can include a body configured to be disposed in the wellbore, a primary retention mechanism, a secondary retention mechanism, and a time delay mechanism. ... Halliburton Energy Services Inc

04/09/15 / #20150098673

Geo-locating positions along optical waveguides

A method of correlating physical locations with respective positions along an optical waveguide can include transmitting to the waveguide a signal including an indication of the transmitting location, and the waveguide receiving the signal. A system for correlating a physical location with a position along an optical waveguide can include a transmitter which transmits to the optical waveguide a signal including an indication of the transmitter location, and a computer which correlates the location to the position, based on the signal as received by the waveguide. ... Halliburton Energy Services Inc

04/09/15 / #20150098486

Assembly for measuring temperature of materials flowing through tubing in a well system

An assembly for measuring a temperature of a fluid flowing through a tubing section is provided. The assembly can include the tubing section that can include a reduced-width portion. ... Halliburton Energy Services Inc

04/09/15 / #20150096765

Fluid container reloading tool

A fluid container reloading tool for a downhole fluid sampling tool is described. The reloading tool includes an elongated cylindrical body. ... Halliburton Energy Services Inc

04/02/15 / #20150091577

Downhole gradiometric ranging for t-intersection and well avoidance utilizing transmitters & receivers having magnetic dipoles

A ranging system utilizes gradiometric data to determine the direction to and distance between a first and second well without any knowledge or involvement of the borehole or formation characteristics in order to intersect and/or avoid the second well. In general, this is achieved by deploying a downhole assembly comprising transmitters and receivers having magnetic dipoles, along with bucking receivers positioned between the transmitters and receivers.. ... Halliburton Energy Services Inc

04/02/15 / #20150090458

Pulsating rotational flow for use in well operations

A system for use with a subterranean well can include a fluid oscillator which discharges pulsating fluid from a tubular string in a direction at least partially toward an end of the tubular string proximate a surface of the earth. A method can include discharging a fluid from the tubular string, thereby applying a reaction force to the tubular string, which reaction force biases the tubular string at least partially into the well. ... Halliburton Energy Services Inc

03/26/15 / #20150088426

Detecting bed boundary locations based on measurements from multiple tool depths in a wellbore

Systems, methods, and software for detecting bed boundary locations are described. In some aspects, the boundaries of a subsurface layer are identified based on a measurement from a logging point and a gradient associated with the measurement from the logging point. ... Halliburton Energy Services Inc

03/26/15 / #20150087564

Novel method for enhancing fracture conductivity

Propping compositions comprising: a hardenable, liquid external phase comprising an element selected from the group consisting of: a cement, a cement foam, a polymer, a resin, an aluminum, a flowable carrier fluid, and any combination thereof; and an internal phase that is either gas or liquid and that is immiscible with the external phase; wherein the internal phase exits the propping composition as the hardenable external phase hardens, leaving behind an hardened, interconnected porous network. Some propping compositions may require contact with a treatment for removal from the hardenable external phase and the treatment for removal may comprise at least one material selected from the group consisting of: an acid, a base, a chelant, an oxidizer, a solvent, and any combination thereof.. ... Halliburton Energy Services Inc

03/26/15 / #20150086152

Quasioptical waveguides and systems

Various embodiments include systems and methods to communicate along pipes using a conductive waveguide at quasioptical frequencies. The communication can be conducted as propagation to and from a tool at the quasioptical frequencies. ... Halliburton Energy Services Inc

03/26/15 / #20150085611

Acoustic monitoring of well structures

An embodiment of a monitoring system for inspecting underground well structures includes a transmitter, a receiver, a processing module, and a power supply. The monitoring system is used to monitor pipe casings and structures surrounding the exterior of the pipe casings of a well. ... Halliburton Energy Services Inc

03/26/15 / #20150084782

Reducing distortion in amplified signals in well logging tools

Technologies are described for reducing distortion in amplified signals in well logging tools based on spectral analyses of the amplified signals. For example, a system includes a well logging tool. ... Halliburton Energy Services Inc

03/26/15 / #20150084726

Variable reluctance transducers

An example variable reluctance device includes a load structure connected to an armature through a connecting arm. The armature is positioned between two oppositely oriented core structures. ... Halliburton Energy Services Inc

03/26/15 / #20150083905

Pulsed neutron tool for downhole oil typing

Methods for determining a value indicative of liquid density of a formation include obtaining an inelastic count rate and a capture count rate of a gamma detector for a particular borehole depth, calculating a ratio of an inelastic count rate to a capture count rate for the particular borehole depth, determining a value indicative of liquid density based on the ratio of the inelastic count rate to the capture count rate for the particular borehole depth, repeating the obtaining, calculating and determining for a plurality of borehole depths, and producing a plot of the value indicative of liquid density of the formation as a function of borehole depth.. . ... Halliburton Energy Services Inc

03/26/15 / #20150083541

Anti-stall mechanism

The subject matter of this specification can be embodied in, among other things, a locking clutch that includes a collection of movable locking blocks slidably coupled to the rotatable output shaft. The movable locking blocks slide radially inwardly and outwardly with respect to a central longitudinal axis of the rotatable output shaft, and are spaced apart circumferentially about the rotatable output shaft, with each movable locking block having a first contacting face and a second contacting face. ... Halliburton Energy Services Inc

03/26/15 / #20150083518

Acoustic source apparatus, systems, and methods

In some embodiments, an apparatus and a system, as well as a method and an article, may operate to rotate a rotatable driving member having at least one driving lobe, and to periodically contact at least one cam on a unitary driven member with the at least one driving lobe during rotation of the rotatable driving member, to set the driven member in motion. This motion can be used to launch an acoustic wave along an axis substantially orthogonal to the axis of rotation of the driving member, where the driving member disposed completely within the driven member. ... Halliburton Energy Services Inc

03/26/15 / #20150083497

Hydraulic activation of mechanically operated bottom hole assembly tool

A method of hydraulically activating a mechanically operated wellbore tool in a bottom hole assembly includes: holding moveable elements of the wellbore tool in an unactivated position using a shear pin; inserting one or more drop balls into a drilling fluid; and flowing the drilling fluid with the drop balls to a flow orifice located in or below the wellbore tool. The flow orifice is at least partially plugged with the drop balls to restrict fluid flow and correspondingly increases the hydraulic pressure of the drilling fluid. ... Halliburton Energy Services Inc

03/26/15 / #20150083496

Positionable downhole gear box

The subject matter of this specification can be embodied in, among other things, a tool string positionable in a wellbore that includes a spur gear driven by a source of input rotation, a planetary gearbox having an attachment structure to connect to the spur gear. The gearbox includes a central sun gear, a collection of planet gears disposed in a planet gear carrier disposed around the central sun gear, and a ring gear disposed around the planet gears and planet gear carrier. ... Halliburton Energy Services Inc

03/26/15 / #20150083428

Auto-filling of a tubular string in a subterranean well

A system can include at least one check valve which prevents outward flow through a wall of a tubular string in a well, the wall surrounding a longitudinally extending flow passage of the tubular string. The check valve can include a ball or poppet which sealingly engages a seat. ... Halliburton Energy Services Inc

03/26/15 / #20150083410

Wiper plug for determining the orientation of a casing string in a wellbore

A system for determining the orientation of a casing string in a wellbore. The system includes a downhole tool disposed interiorly of the casing string in a known orientation relative to at least one feature of the casing string. ... Halliburton Energy Services Inc

03/26/15 / #20150083409

Rotationally-independent wellbore ranging

In one example of a rotationally independent wellbore ranging system, a housing attached to a rotary component is positioned in a first wellbore and remains substantially stationary relative to the first wellbore when the rotary component rotates in the first wellbore. Multiple sensors affixed to the housing are operable to receive multiple ranging signals from a second wellbore while the rotary component rotates in the first wellbore, and provide the multiple ranging signals to a processor to determine a position of the first wellbore relative to the second wellbore.. ... Halliburton Energy Services Inc

03/26/15 / #20150083408

Device for measuring and transmitting downhole tension

A system is disclosed that includes a tool string including one or more perforating guns, a conveyance operably coupled to the tool string at a socket coupling location and configured to help convey the tool string downhole, a load-measuring device arranged on the tool string and including one or more tension sensors configured to measure tensile load on the conveyance, the load-measuring device further including communication equipment capable of transmitting one or more uphole signals, wherein the one or more uphole signals includes measurement signals corresponding to the tensile load, and a computer system locatable at or near the surface location and communicably coupled to the tool string, the computer system being configured to receive and process the one or more uphole signals and further configured to transmit one or more downhole signals to the tool string to operate the one or more perforating guns.. . ... Halliburton Energy Services Inc

03/26/15 / #20150083401

Drilling operation control using multiple concurrent hydraulics models

A control system for drilling a subterranean well can include multiple concurrently running hydraulics models, each of the hydraulics models outputting a pressure setpoint, in real time during a drilling operation. A method of controlling a drilling operation can comprise concurrently running multiple hydraulics models during the drilling operation, and switching between outputs of the multiple hydraulics models to control the drilling operation, the switching being performed during the drilling operation. ... Halliburton Energy Services Inc

03/26/15 / #20150083400

System and method for changing proppant concentration

Disclosed are systems and methods utilizing multiple parallel pumps to deliver a mixture of the proppant and clean fluid via a manifold trailer. One method of providing a step-change in proppant concentration includes selecting a first flow rate for a first pump connected between a first input node and first output node, calculating a first transit time for a flow of a fluid at the first flow rate through a first flow path extending from the first inlet node, through the first pump, and to the first outlet node, and calculating a second flow rate for a second pump connected between the first input node and the first output node such that a second transit time for a flow of the fluid through a second flow path extending from the first inlet node, through the second pump, and to the first outlet node is equal to the first transit time.. ... Halliburton Energy Services Inc

03/26/15 / #20150083399

Evaluation of downhole electric components by monitoring umbilical health and operation

A method for monitoring the health of a downhole electrical system including a umbilical cable that connects a downhole electric tool to a power source or controller includes delivering electric signals, such as voltage pulses, to the downhole electric tool, which may be an electric submersible pump. The signals are delivered via the cable from a signal generator and are partially reflected by impedance mismatches in the cable or at other points in the system. ... Halliburton Energy Services Inc

03/26/15 / #20150083395

Mitigating leaks in production tubulars

A well system can include a generally tubular production string extending to a surface location. A production packer seals off an annulus external to the production string. ... Halliburton Energy Services Inc

03/19/15 / #20150080272

Alkyl polyglycoside derivative as biodegradable spacer surfactant

A spacer fluid comprising: (a) water; and (b) an alkyl polyglycoside derivative, wherein the alkyl polyglycoside derivative is selected from the group consisting of sorbitan fatty acids; functionalized sulfonates, functionalized betaines, an inorganic salt of any of the foregoing, and any combination of any of the foregoing. Preferably, the spacer fluid additionally comprises a solid particulate, such as a weighting agent. ... Halliburton Energy Services Inc

03/19/15 / #20150077265

Telemetry on tubing

In some embodiments, an apparatus and a system, as well as a method and an article, may operate to program a first acoustic repeater to transmit information at a first operating frequency; to couple the first acoustic repeater circumferentially around a coiled tubing portion, an inner diameter of the first acoustic repeater being about equal to an outer diameter of the coiled tubing portion; to program a second acoustic repeater to receive information transmitted by the first acoustic repeater; and to receive sensor information transmitted at the first operating frequency by the first acoustic repeater and relayed by the second acoustic repeater, the second acoustic repeater being coupled to the coiled tubing portion uphole from the first acoustic repeater. Additional apparatus, systems, and methods are disclosed.. ... Halliburton Energy Services Inc

03/19/15 / #20150075875

Multilevel force balanced downhole drilling tools and methods

Various downhole drilling tools designed and manufactured at least in part on evaluating respective forces acting on respective groups and sets of cutting elements during simulated engagement with the downhole end of a wellbore and drilling from a first downhole formation into a second downhole formation. Simulating forces acting on each cutting element as the cutting element contacts a downhole formation may be used to force balance downhole drilling tools during transition drilling or non-uniform downhole drilling conditions. ... Halliburton Energy Services Inc

03/19/15 / #20150075871

Drilling assembly with high-speed motor gear system

Drill string assemblies, bottom hole assemblies (bhas), and powertrains for a bha in a drill string are presented herein. A bha for use in a drill string to drill boreholes in an earth formation is disclosed. ... Halliburton Energy Services Inc

03/19/15 / #20150075817

Swellable packer with enhanced anchoring and/or sealing capability

A swellable packer for use with a subterranean well can include a swellable seal having a circumferentially extending recess formed on a surface of the seal. Another swellable packer can include a swellable seal having a helically extending recess formed in the seal. ... Halliburton Energy Services Inc

03/19/15 / #20150075804

Offshore universal riser system

An offshore universal riser system. A riser system includes a valve module which selectively permits and prevents fluid flow through a flow passage extending longitudinally through a riser string. ... Halliburton Energy Services Inc

03/19/15 / #20150075789

Boronated biopolymer crosslinking agents and methods relating thereto

Boronated biopolymer crosslinking agents useful in producing viscosified treatment fluids that include an aqueous fluid, a base polymer, and the boronated biopolymer crosslinking agent, wherein the boronated biopolymer crosslinking agent comprises a biopolymer derivatized with a boronic acid, a boronate ester, or both. Such viscosified treatment fluids may be useful in fracturing operations, gravel packing operations, drilling operations, and the like.. ... Halliburton Energy Services Inc

03/19/15 / #20150075780

Multi-zone completion systems and methods

A completion system is disclosed that includes an outer completion string having at least one sand screen arranged thereabout, one or more control lines extending externally along the outer completion string and having one or more gauges operatively coupled thereto and arranged adjacent the at least one sand screen, the one or more gauges being configured for real-time monitoring and reporting of well environment parameters, a service tool arranged within the outer completion string and having an inner tubing that defines a valve conduit, and a valve arranged within the service tool and being movable between a first position, where fracturing fluid is allowed to circulate through the at least one sand screen and the valve and into the valve conduit, and a second position, where the valve prevents the fracturing fluid from entering the valve conduit.. . ... Halliburton Energy Services Inc

03/19/15 / #20150075779

Designing an injection treatment for a subterranean region based on stride test data

In some aspects, response data from an injection test of a subterranean region are accessed. An injection treatment is designed based on the response data. ... Halliburton Energy Services Inc

03/19/15 / #20150075778

Controlling an injection treatment of a subterranean region based on stride test data

In some aspects, response data from an injection test of a subterranean region are received during an injection treatment of the subterranean region. The injection treatment is modified based on the response data. ... Halliburton Energy Services Inc

03/19/15 / #20150075777

Injection testing a subterranean region

In some aspects, an injection rate of an injection test applied to a subterranean region is controlled. The injection test includes a series of injection periods and shut-in intervals. ... Halliburton Energy Services Inc

03/19/15 / #20150075768

Well tools operable via thermal expansion resulting from reactive materials

Methods of actuating a well tool can include releasing chemical energy from at least one portion of a reactive material, thermally expanding a substance in response to the released chemical energy, and applying pressure to a piston as a result of thermally expanding the substance, thereby actuating the well tool, with these steps being repeated for each of multiple actuations of the well tool. A well tool actuator can include a substance contained in a chamber, one or more portions of a reactive material from which chemical energy is released, and a piston to which pressure is applied due to thermal expansion of the substance in response to each release of chemical energy. ... Halliburton Energy Services Inc

03/12/15 / #20150070000

Single magnet fluid densitometer

An instrument for determining fluid properties is provided. The instrument (300) includes a tube (304) receiving the fluid, a single magnet (302) attached to the tube, and a single coil (306) wound around the single magnet. ... Halliburton Energy Services Inc

03/12/15 / #20150069755

High pressure remote connector with self-aligning geometry

A connector can include multiple circumferentially distributed engagement structures which clamp two hubs together, and a biasing device which biases the engagement structures toward an open configuration thereof, in which the hubs are separable from each other. Another connector can include multiple circumferentially distributed engagement structures, each having a recess which receives hubs therein, and a sleeve which encircles the engagement structures and prevents the engagement structures from displacing radially outward from an open configuration thereof, in which the hubs are separable from each other. ... Halliburton Energy Services Inc

03/12/15 / #20150068772

Downhole ball dropping systems and methods with redundant ball dropping capability

A downhole ball dropping system operable to be positioned in a well. The system includes a tool string having a flow path. ... Halliburton Energy Services Inc

03/12/15 / #20150068771

Downhole ball dropping systems and methods

A downhole ball dropping system operable to be positioned in a well. The system includes a tool string having a flow path. ... Halliburton Energy Services Inc

03/12/15 / #20150068744

Fluid mobility modifiers for increased production in subterranean formations

Embodiments including methods comprising providing a treatment fluid comprising a first aqueous base fluid and a polymeric gelling agent, wherein the treatment fluid comprises a first surface tension; introducing a fluid mobility modifier into the treatment fluid, wherein the fluid mobility modifier comprises: a first surfactant selected from the group consisting of a non-ionic surfactant; a cationic surfactant; and any combination thereof, and a solvent-surfactant blend comprising a second aqueous base fluid, a second surfactant, a solvent, and a co-solvent, wherein the ratio of the first surfactant to the solvent-surfactant blend is in the range of between about 1:5 to about 5:1, wherein the fluid mobility modifier causes the treatment fluid to adopt a second surface tension that is less than the first surface tension; and introducing the treatment fluid into a subterranean formation.. . ... Halliburton Energy Services Inc

03/12/15 / #20150068736

Formation environment sampling apparatus, systems, and methods

In some embodiments, an apparatus and a system, as well as a method and an article, may operate to advance a sampling and guard probe (100) with a surrounding sealing pad (108) against a borehole wall, to adjust the size of the area associated with a fluid flow inlet of the probe, where the size of the inlet area (104) is selectably and incrementally variable, and to draw fluid into the fluid flow inlet by activating at least one pump (344) coupled to at least one fluid passage (128) in the probe. Additional apparatus, systems, and methods are disclosed.. ... Halliburton Energy Services Inc

03/12/15 / #20150068735

Systems and methods for optimized well creation in a shale formation

Systems and methods for optimized well creation in a shale formation are described herein. The method may include determining a first planned stimulation location within the formation. ... Halliburton Energy Services Inc

03/12/15 / #20150068298

Apparatus for downhole power generation

Apparatus is provided for use in power generation, including a fluid-flow-driven power generator for use in a fluid-containing pipe such as a drill pipe as used in oil and gas exploration and extraction. Parts of the generator are removable from the pipe—for example while a drill pipe is downhole within a drilling well—to leave a clear through bore for survey and fishing operations and to enable replacement of the removed parts. ... Halliburton Energy Services Inc

03/05/15 / #20150066883

Managing versions of cases

A computer system records a plurality of cases. Each case is used with a software system. ... Halliburton Energy Services Inc

03/05/15 / #20150066463

Block matrix solver for well system fluid flow modeling

In some aspects, techniques and systems for operating a subterranean region model are described. A block matrix is identified. ... Halliburton Energy Services Inc

03/05/15 / #20150066462

Modeling fluid flow interactions among regions of a well system

In some aspects, techniques and systems for simulating well system fluid flow are described. Multiple subsystem models each include fluid flow variables and represent well system fluid dynamics associated with a sub-region in a subterranean region. ... Halliburton Energy Services Inc

03/05/15 / #20150066457

Modeling fluid displacement in a well system environment

In some aspects, a one-dimensional flow model is generated. The one-dimensional flow model can represent flow of a first fluid and a second fluid in a flow path in a well system environment. ... Halliburton Energy Services Inc

03/05/15 / #20150066456

Multi-thread block matrix solver for well system fluid flow modeling

In some aspects, techniques and systems for operating a subterranean region model are described. Sub-matrices and entries outside the sub-matrices in a first band matrix are identified. ... Halliburton Energy Services Inc

03/05/15 / #20150066455

Proppant transport model for well system fluid flow simulations

In some aspects, a one-dimensional proppant transport flow model represents flow of a proppant-fluid mixture in a subterranean region. The one-dimensional proppant transport flow model includes a proppant momentum conservation model that balances axial proppant momentum in an axial flow direction of the proppant-fluid mixture against dynamic changes in transverse proppant momentum. ... Halliburton Energy Services Inc

03/05/15 / #20150066454

Multi-thread band matrix solver for well system fluid flow modeling

In some aspects, techniques and systems for operating a subterranean region model are described. A band matrix that represents well system fluid flow in a subterranean region is accessed. ... Halliburton Energy Services Inc

03/05/15 / #20150066453

Injection treatment simulation using condensation

An injection treatment on a subterranean zone is simulated by modeling physically separate rock blocks of the subterranean zone by separate block models. The block model for each physically separate rock block represents intra-block mechanics of the rock block by finite element method. ... Halliburton Energy Services Inc

03/05/15 / #20150066452

Determining fracturing rheological behavior of fracturing fluids

In one example of determining fracturing rheological behavior of fracturing fluids, a reference viscosity and fluid properties of a fracturing fluid are received. A fracturing rheological behavior of the fracturing fluid is modeled using a fluid model that models the fracturing rheological behavior of newtonian and non-newtonian fluids based, in part, on the received reference viscosity and the received fluid properties of the fracturing fluid. ... Halliburton Energy Services Inc

03/05/15 / #20150066451

Determining acid injection treatment parameters

The present disclosure relates to determining acid injection treatment parameters. One example method includes identifying one or more characteristics of a rock structure; and determining one or more parameters of an acid injection treatment to produce a specified flow structure in the rock structure when the acid injection treatment is applied, the one or more parameters of the acid injection treatment determined based on the one or more characteristics of the rock structure and including at least one of an injection flow velocity or a characteristic of an acid to be used in the acid injection treatment.. ... Halliburton Energy Services Inc

03/05/15 / #20150066447

Generating a flow model grid based on truncation error threshold values

In some aspects, locations for nodes are computed for a one-dimensional flow model that models well system fluid flow in a subterranean region. Truncation error threshold data indicate a truncation threshold value for each of the nodes. ... Halliburton Energy Services Inc

03/05/15 / #20150066446

Connection conditions for modeling fluid transport in a well system environment

In some aspects, flow path connection conditions are generated for a flow path intersection in a one-dimensional fluid flow model. The one-dimensional fluid flow model represents a flow of well system fluid in a well system environment. ... Halliburton Energy Services Inc

03/05/15 / #20150066445

Generating a smooth grid for simulating fluid flow in a well system environment

In some aspects, a grid-point-spacing ratio is computed for a one-dimensional fluid flow model. The one-dimensional fluid flow model represents a flow path for well system fluid in a subterranean region, and the grid-point-spacing ratio is computed based on a parameter of the flow path. ... Halliburton Energy Services Inc

03/05/15 / #20150063921

Methods and apparatus for arresting failures in submerged pipelines

A packer apparatus includes a first spindle in axial moveable relation with a second spindle. The first spindle includes a pressure plate and the second spindle includes a base plate. ... Halliburton Energy Services Inc

03/05/15 / #20150063920

Methods and apparatus for arresting failures in submerged pipelines

A wet buckle packer includes a first disk and a second disk offset from and axially aligned with the first disk. A mandrel, elastomeric expansion boot, and brake are disposed between and axially aligned with the first and second disks. ... Halliburton Energy Services Inc

03/05/15 / #20150063919

Methods and apparatus for arresting failures in submerged pipelines

A packer apparatus is configured to be arranged within and arrest a failure of a submerged pipeline. In one example, the packer apparatus includes first and second mandrels coupled in selectively axial moveable relation to one another, and an elastomeric expansion boot circumferentially disposed around a portion of the second mandrel. ... Halliburton Energy Services Inc

03/05/15 / #20150063918

Methods and apparatus for arresting failures in submerged pipelines

A packer apparatus includes an actuator disk and a seal disk in axial moveable relation with a mandrel, and a brake pivotally connected to the mandrel. The actuator disk includes a tapered outer surface. ... Halliburton Energy Services Inc

03/05/15 / #20150063915

Methods and apparatus for arresting failures in submerged pipelines

A packer apparatus is configured to be arranged within and arrest a failure of a submerged pipeline. In one example, the packer apparatus includes first and second mandrels in axially moveable relation to one another, a brake connected to the second mandrel, and an elastomeric expansion boot circumferentially disposed around a portion of the first and second mandrels. ... Halliburton Energy Services Inc

03/05/15 / #20150063914

Methods and apparatus for arresting failures in submerged pipelines

A packer apparatus includes a spindle including a pressure plate disposed adjacent a first end of the packer apparatus, a first end cap defining the second end of the packer apparatus; a seal plate disposed between the pressure plate and the first end cap; a mandrel and a brake disposed between the pressure and seal plates, and an elastomeric expansion boot disposed between the seal plate and the first end cap. The mandrel includes a tapered outer surface and the brake includes a tapered inner surface abutting the tapered inner surface of the mandrel. ... Halliburton Energy Services Inc

03/05/15 / #20150063650

Identifying potential fracture treatment locations in a formation based on production potential

The present disclosure relates to identifying potential fracture treatment locations in a rock formation for oil and/or gas production based on production potential. One example method includes receiving internal imaging data of a core sample of a rock formation; generating a digital core sample model of the structure of the core sample based on the internal imaging data; analyzing the core sample model to determine the density distribution of a deposit in the core sample; and determining a production potential value from the density distribution of the deposit.. ... Halliburton Energy Services Inc

03/05/15 / #20150062300

Wormhole structure digital characterization and stimulation

The present disclosure relates to digitally characterizing and simulating wormhole structures in rock. One example method includes receiving internal imaging data of a core sample of a rock formation; generating, by one or more processors of a computing system, a digital core sample model of the structure of the core sample based on the internal imaging data; and analyzing, by the one or more processors, the core sample model to determine the porosity value of the core sample.. ... Halliburton Energy Services Inc

03/05/15 / #20150061665

Azimuthally-selective downhole nuclear magnetic resonance (nmr) tool

In some aspects, a downhole nuclear magnetic resonance (nmr) tool includes a magnet assembly and an antenna assembly. The nmr tool can operate in a wellbore in a subterranean region to obtain nmr data from the subterranean region. ... Halliburton Energy Services Inc

03/05/15 / #20150061664

Downhole nuclear magnetic resonance (nmr) tool with transversal-dipole antenna configuration

In some aspects, a downhole nuclear magnetic resonance (nmr) tool includes a magnet assembly and an antenna assembly. The nmr tool can operate in a wellbore in a subterranean region to obtain nmr data from the subterranean region. ... Halliburton Energy Services Inc

03/05/15 / #20150060150

Mass balancing drill bit design methods and manufacturing

One disclosed method includes generating a design model for a drill bit, the design model including one or more blades and channels, determining a rotational axis of the design model, dividing the design model into a plurality of unitary volume parallelepipedic elements distributed over at least a portion of the design model, determining a material density and mass of each unitary volume parallelepipedic element and using the material density and mass of each unitary volume parallelepipedic element to calculate a total mass of the design model, calculating a location of an inertia axis of the design model, determining a resulting centrifugal force of the design model upon applying a given angular velocity to the design model and using at least a portion of the total mass and the inertia axis, and modifying the design model to compensate for the resulting centrifugal force and thereby generating a modified design model.. . ... Halliburton Energy Services Inc

03/05/15 / #20150060086

Running tool with retractable collet for liner string installation in a wellbore

A running tool for installing a liner string having a profile in a wellbore. The running tool includes a mandrel, a prop assembly positioned about the mandrel and a collet assembly slidably positioned on the mandrel. ... Halliburton Energy Services Inc

03/05/15 / #20150060080

Methods and apparatus for disconnecting a line from a device disposed within a pipe or wellbore

A tool is configured to be deployed via a hoist line in the inner diameter of a pipe or a wellbore. The tool includes an end cap including an aperture, a disconnect device including a collet, at least a portion of which collet is received within the aperture, and an actuated member configured to move from a first position to a second position relative to the disconnect device. ... Halliburton Energy Services Inc

03/05/15 / #20150060070

Methods of cementing and lassenite-containing cement compositions

Cement compositions and methods of making the same are provided. The composition comprises cement or lime, water and lassenite, a pozzolanic strength retrogression inhibitor.. ... Halliburton Energy Services Inc

03/05/15 / #20150060049

Retractable collet assembly for liner string installation in a wellbore

A collet assembly for installing a liner string having a profile in a wellbore. The collet assembly has a generally cylindrical collet collar with a plurality of collet fingers extending therefrom each having a collet head on a distal end thereof. ... Halliburton Energy Services Inc

03/05/15 / #20150059903

Methods and apparatus for arresting failures in submerged pipelines

A packer apparatus is configured to be arranged within and arrest a failure of a submerged pipeline. The packer apparatus is configured to automatically respond to water invasion into the inner diameter of pipe in an offshore pipeline and rapidly deploy a sealing system that will prevent or inhibit the laid pipeline and pipeline above the packer from being flooded with water.. ... Halliburton Energy Services Inc

02/26/15 / #20150057985

Real-time stimulated reservoir volume calculation

In some aspects, data for a new microseismic event associated with a stimulation treatment of a subterranean region is received. A boundary that was previously computed to enclose locations of prior microseismic events associated with the stimulation treatment is identified. ... Halliburton Energy Services Inc

02/26/15 / #20150057934

Identifying uncertainty associated with a stimulated reservoir volume (srv) calculation

In some aspects, first and second boundaries are computed based on locations of microseismic events associated with a stimulation treatment of a subterranean region. Based on the first and second boundaries, an uncertainty associated with a stimulated reservoir volume (srv) for the stimulation treatment is identified. ... Halliburton Energy Services Inc

02/26/15 / #20150057933

Indentifying a stimulated reservoir volume from microseismic data

In some aspects, a closed boundary is computed based on locations of microseismic events associated with a stimulation treatment of a subterranean region. Based on the boundary, a stimulated reservoir volume (srv) for the stimulation treatment is identified. ... Halliburton Energy Services Inc

02/26/15 / #20150055437

Identifying an axis of a stimulated reservoir volume for a stimulation treatment of a subterranean region

In some aspects, a boundary is computed based on locations of microseismic events associated with a stimulation treatment of a subterranean region. A major axis of a stimulated reservoir volume (srv) for the stimulation treatment is identified based on the boundary. ... Halliburton Energy Services Inc

02/26/15 / #20150055436

Identifying overlapping stimulated reservoir volumes for a multi-stage injection treatment

In some aspects, a first boundary is computed based on microseismic event locations associated with a first stage of a multi-stage injection treatment of a subterranean region. A second boundary is computed based on microseismic event locations associated with a second stage of the multi-stage injection treatment. ... Halliburton Energy Services Inc

02/26/15 / #20150054503

Nuclear magnetic resonance logging tool having multiple pad-mounted atomic magnetometers

Various disclosed nuclear magnetic resonance (nmr) logging systems and methods employ a plurality of nmr sensors, including atomic magnetometers, mounted on pads. Certain method embodiments include: utilizing the earth magnetic field to pre-polarize the protons in a formation; utilizing a plurality of atomic magnetometers to obtain nmr measurements; and determining at least one characteristic relaxation time of the formation. ... Halliburton Energy Services Inc

02/26/15 / #20150053421

Two line operation of two hydraulically controlled downhole devices

A downhole hydraulic control system includes a hydraulic control module positioned in a well. First and second hydraulically controlled devices are positioned in the well. ... Halliburton Energy Services Inc

02/26/15 / #20150053420

Flow control device for controlling flow based on fluid phase

A flow control device can include water in a chamber, the chamber having a variable volume, a flow restricting member which displaces in response to a change in the chamber volume, and a biasing device which influences a pressure in the chamber. A method of controlling flow of steam in a well can include providing a flow control device which varies a resistance to flow in the well, the flow control device including a chamber having a variable volume, water disposed in the chamber, and a biasing device. ... Halliburton Energy Services Inc

02/26/15 / #20150053417

Autonomous inflow control device having a surface coating

An autonomous inflow control system for use downhole comprises a flow ratio control system comprising one or more fluid inlets, and a pathway dependent resistance system comprising a vortex chamber. The one or more fluid inlets provide fluid communication between the flow ratio control system and the pathway dependent resistance system, and at least one of the one or more fluid inlets comprises a super hydrophobic surface.. ... Halliburton Energy Services Inc

02/26/15 / #20150053399

Systems and methods for cleaning a well face during formation testing operations

A method of cleaning a well face during formation testing at a drill site is disclosed. A collection chamber disposed in a formation tester tool may be at least partially filled with cleansing fluid. ... Halliburton Energy Services Inc

02/26/15 / #20150053396

Packer end ring with polymer gripping device

A packer can include an end ring positioned proximate a seal element on a base pipe, and a gripping device which is compressed radially inward by a surface formed in the end ring, the surface encircling the base pipe. A method of constructing a packer can include positioning an end ring on a base pipe proximate a seal element, and radially compressing a gripping device in the end ring, so that the gripping device grips the base pipe, radial compression of the gripping device resulting from longitudinal displacement of the gripping device relative to the end ring.. ... Halliburton Energy Services Inc

02/26/15 / #20150053393

Downhole sensor tool for logging measurements

A downhole measurement apparatus includes a tool body supporting a logging tool. The logging tool includes a detector outsert coupled into and exposed through an exterior pocket of the tool body to position the outer surface of the outsert adjacent or in close proximity to the outer diameter of the tool body. ... Halliburton Energy Services Inc

02/19/15 / #20150051878

Modeling intersecting flow paths in a well system environment

In some aspects, techniques and systems for modeling fluid flow are described. A flow model represents intersecting flow paths for well system fluid. ... Halliburton Energy Services Inc

02/19/15 / #20150049585

Acoustic logging systems and methods employing multi-mode inversion for anisotropy and shear slowness

Acoustic logging systems and methods are provided with multi-mode inversion for at least vertical shear slowness and shear anisotropy. At least some method embodiments acquire waveforms for multiple acoustic wave modes as a function of tool position in a borehole, derive position-dependent mode dispersion curves from the waveforms, match the derived dispersion curves with parameterized dispersion curves to determine a vertical shear slowness and a shear anisotropy as a function of position, and displaying a borehole log that represents at least one of the vertical shear slowness and the shear anisotropy as a function of position. ... Halliburton Energy Services Inc

02/19/15 / #20150047902

Systems and methods of robust determination of boundaries

Various embodiments include apparatus and methods to operate a drilling operation relative to formation boundaries. The apparatus and methods can include operating one or more transmitters in a borehole in a formation having a thickness between two boundaries, selecting thickness models based on applying responses from operating the one or more transmitters such that the thickness of the formation is between the two thickness models, and generating a value of a distance to a nearest boundary based on linearization of the thickness models with respect to a long distance investigation parameter and a short distance investigation parameter. ... Halliburton Energy Services Inc

02/19/15 / #20150047844

Downhole supercapacitor device

Certain aspects and features of the present invention are directed to a supercapacitor device that can be disposed in a wellbore through a fluid-producing formation. The supercapacitor device can include a body that can be disposed in the wellbore, a supercapacitor disposed in the body, at least two terminals disposed at least partially outside the body, and an actuation mechanism. ... Halliburton Energy Services Inc

02/19/15 / #20150047836

Combination power source for a magnetic ranging system

According to aspects of the present disclosure, a magnetic ranging system is described herein. The magnetic ranging system may comprise a downhole apparatus tool (350) that is sized to couple to a drill string (375). ... Halliburton Energy Services Inc

02/12/15 / #20150046091

System and method of determining a value indicative of hydrogen index

Determining a value indicative of hydrogen index. At least some of the example embodiments are methods including obtaining an inelastic count rate and a capture count rate of a first gamma detector for a particular borehole depth, obtaining an inelastic count rate and a capture count rate of a second gamma detector for the particular borehole depth, calculating a ratio of an inelastic count rate to a capture count rate for the first gamma detector, thereby creating a first value, calculating a ratio of an inelastic count rate to a capture count rate for the second gamma detector, thereby creating a second value, calculating a ratio of the first and second values, and determining a value indicative of hydrogen index based on the ratio of the first and second values.. ... Halliburton Energy Services Inc

02/12/15 / #20150045969

Orka subsea pigging and hydrotesting unit

A subsea pipeline apparatus is disclosed, including a multifunction unit, an inlet to direct fluid toward the multifunction unit, and energy storage unit connected to the multifunction unit, and an outlet configured to receive fluid passed through the multifunction unit. The multifuntion unit may operate in at least two modes: a generator mode, allowing the generation of energy from the flow of fluid, and a motor mode, allowing the fluid to be forced to the outlet and into the subsea pipeline.. ... Halliburton Energy Services Inc

02/12/15 / #20150042487

Latching assembly for wellbore logging tools and method of use

A latching assembly for wellbore logging tools includes a bottom hole assembly to be disposed on a distal end of a drill string. The bottom hole assembly includes a landing sub (310) having a bore with a latching mechanism that includes latch jaws (321) and bias springs (323). ... Halliburton Energy Services Inc

02/12/15 / #20150041633

System and method of determining a value indicative of hydrogen index

Determining a value indicative of hydrogen index. At least some of the example embodiments are methods including obtaining an inelastic count rate and a capture count rate of a gamma detector for a particular borehole depth in a formation, calculating a ratio of an inelastic count rate to a capture count rate for the particular borehole depth, and determining a value indicative of hydrogen index based on the ratio of the inelastic count rate to the capture count rate for the particular borehole depth.. ... Halliburton Energy Services Inc

02/12/15 / #20150041141

Mechanically actuated device positioned below mechanically actuated release assembly utilizing j- slot device

A tool string carrying an external tool, such as a liner hanger, on a release mechanism is lowered into the wellbore. Interlocking lugs and j-slot profile, defined between the exterior surface of the mandrel and interior surface of the release mechanism, allow relative movement of release mechanism and mandrel without releasing the release mechanism. ... Halliburton Energy Services Inc

02/12/15 / #20150041116

Coupling for a cement head

Disclosed is an improved coupling for cement heads. One exemplary cement head includes a first module comprising a first end, a first outer surface, and a plurality of first protrusions extending radially outward from the first outer surface, each of the plurality of first protrusions comprising a first profile in which (i) a first engagement surface faces axially away from the first end and (ii) a first support surface forms a first oblique angle relative to an axis; and a bridge configured to engage the plurality of first protrusions.. ... Halliburton Energy Services Inc

02/12/15 / #20150040657

Automatic optimizing methods for reservoir testing

A method of determining a reservoir parameter of a subterranean formation comprising: initiating an initial pressure pulse in the subterranean formation; initiating a series of subsequent pressure pulses in the subterranean formation until the reservoir parameter may be determined, wherein each subsequent pressure pulse is optimized utilizing analytical and/or numerical simulation models; and determining the reservoir parameter.. . ... Halliburton Energy Services Inc

02/05/15 / #20150039235

Permeability prediction systems and methods using quadratic discriminant analysis

Permeability prediction systems and methods using quadratic discriminant analysis are presented. At least one disclosed method embodiment includes: acquiring formation property measurements at a plurality of positions along at least one borehole in a study area; identifying clusters in a plurality of points representing the formation property measurements at the plurality of postions; and determining a system permeability value for each cluster. ... Halliburton Energy Services Inc

02/05/15 / #20150039231

Measurement correction apparatus, methods, and systems

In some embodiments, an apparatus and a system, as well as a method and an article, may operate to calculate a map that transforms fast modeled measurement results into accurate modeled measurement results within a modeled data space, to make actual measurements using a tool disposed in a borehole, to transform a plurality of modeling parameter vectors into the fast modeled measurement results via modeling, to transform the fast modeled measurement results into the accurate modeled measurement results using the map, to locate a matching modeling parameter vector as one of the plurality of modeling parameter vectors that matches the accurate modeled measurement results to the actual measurement, and to display at least a portion of the matching modeling parameter vector to represent at least one property of a geological formation. Additional apparatus, systems, and methods are described.. ... Halliburton Energy Services Inc

02/05/15 / #20150039230

Downhole formation testing with automation and optimization

A method, and corresponding system, for formation testing includes establishing a control parameter and a test criterion for testing a formation, providing a formation tester equipped with the control parameter and the test criterion in a well bore at a test location, performing a first formation test, controlling the first formation test using the control parameter and the test criterion, collecting test data from the first formation test, and adjusting the control parameter using the test data. The method may include performing a second formation test, and controlling the second formation test using the adjusted control parameter and the test criterion. ... Halliburton Energy Services Inc

02/05/15 / #20150038645

Biomimetic adhesive compositions comprising a phenolic polymer and methods for use thereof

Biomimetic adhesive compositions can be used in various aspects of subterranean treatment operations. Methods for treating a subterranean formation can comprise: providing an adhesive composition that comprises a first polymer comprising a plurality of monomers that comprise a phenolic moiety, a biopolymer that is crosslinkable with the first polymer, a crosslinking agent, and an oxidizing agent; introducing the adhesive composition into a subterranean formation; and forming a coacervate-bound surface in the subterranean formation by crosslinking the first polymer.. ... Halliburton Energy Services Inc

02/05/15 / #20150036968

Improved optical fiber feedthrough incorporating fiber bragg grating

Methods and systems for effectively sealing a fiber optic line to a pressure gauge device are disclosed. A pressure gauge device has an outer body, a reference volume within the outer body and a pressure sensor having a first side and a second side. ... Halliburton Energy Services Inc

02/05/15 / #20150035536

Detecting boundary locations of multiple subsurface layers

Systems, methods, and software for detecting boundary locations of multiple subsurface layers are described. In some aspects, the boundaries of multiple subsurface layers in a subterranean region are identified based on measurements associated with multiple different transmitter-receiver spacings. ... Halliburton Energy Services Inc

02/05/15 / #20150034339

Self-setting downhole tool

A setting apparatus for use on a downhole tool in a wellbore is described. The setting apparatus comprises an expandable member configured for axial expansion under fluid pressure wherein said expansion moves said downhole tool from an unset position to a set position. ... Halliburton Energy Services Inc

02/05/15 / #20150034333

Annular flow control devices and methods of use

Disclosed are annular flow control devices and their methods of use. One flow control device includes an annular inner shroud coupled to a work string that defines one or more flow ports therein, and an annular outer shroud also coupled to the work string and radially offset from the inner shroud such that a channel is defined between at least a portion of the inner and outer shrouds, the channel being in fluid communication with at least one of the one or more flow ports and configured to restrict a flow rate of a fluid.. ... Halliburton Energy Services Inc

02/05/15 / #20150034332

Method and apparatus for restricting fluid flow in a downhole tool

A ball seat valve employed in a downhole tool string includes a split-ring baffle that is configured to radially expand and to radially contract to catch a dropped ball.. . ... Halliburton Energy Services Inc

02/05/15 / #20150034331

Clutch apparatus and method for resisting torque

A clutch employed in a tool string includes an annular housing and an annular sleeve arranged and moveable within the housing. The sleeve is configured to move into engagement with the housing to inhibit relative rotation and axial translation between the housing and the sleeve.. ... Halliburton Energy Services Inc

02/05/15 / #20150034330

Tool with pressure-activated sliding sleeve

A downhole tool and system for actuation of the tool. The tool includes a sliding sleeve assembly that is urged toward an opening position due to an interior pressure in the tool. ... Halliburton Energy Services Inc

02/05/15 / #20150034305

Acoustic coupling of electrical power and data between downhole devices

An apparatus for communicating electrical power and data between downhole devices. The apparatus includes a wellbore tubular having a wall. ... Halliburton Energy Services Inc

02/05/15 / #20150034301

Economical construction of well screens

A well screen for use in a subterranean well can include a loose filter media, a sandstone, a square weave mesh material, a foam, and/or a nonmetal mesh material. A method of installing a well screen in a subterranean well can include dispersing a material in a filter media of the well screen, after the well screen has been installed in the well, thereby permitting a fluid to flow through the filter media. ... Halliburton Energy Services Inc

02/05/15 / #20150034300

Well packer with nonrotating mandrel lock device

A method of constructing a packer assembly can include installing a body lock ring on a mandrel, and then outwardly surrounding the body lock ring with a structure displaceable relative to the mandrel by a setting mechanism. A packer assembly can include a setting mechanism which displaces a structure relative to a mandrel, and a mandrel lock device which permits one way displacement of the structure relative to the mandrel, the mandrel lock device including a body lock ring and a bias sleeve which urges the body lock ring into gripping engagement with the mandrel, the bias sleeve and the structure being separate elements of the packer assembly. ... Halliburton Energy Services Inc

02/05/15 / #20150034299

Well packer with shock dissipation for setting mechanism

A packer assembly can include a setting mechanism with a shock dissipation device that deforms and thereby dissipates shock produced by the setting mechanism. A method of constructing a packer assembly can include assembling a setting mechanism by releasably securing a piston of the setting mechanism, the piston displacing in response to a predetermined pressure differential being applied across the piston, and positioning a shock dissipation device with the piston, the shock dissipation device dissipating shock produced by displacement of the piston when the predetermined pressure differential is applied. ... Halliburton Energy Services Inc

01/29/15 / #20150033080

Cause and effect mapping for failure mode effect analysis creation and risk management

Disclosed are methods and computer-readable instructions for capturing and reporting information for a failure mode effects analysis. One method includes populating and generating a cause and effect map via a graphical user interface, the cause and effect map having a plurality of events interconnected with one or more propagation lines and of the plurality of events being associated with one or more potential failures of a component or subsystem of a system, performing a failure mode effects analysis (fmea) on the cause and effect map, graphically depicting the cause and effect map to reflect risk based on the fmea, and visually distinguishing at least one of the plurality of events.. ... Halliburton Energy Services Inc

01/29/15 / #20150032425

Determining flow through a fracture junction in a complex fracture network

Determining flow through a fracture junction in a complex fracture network. A flow of a fracturing fluid through a fracture junction of a complex fracture network is modeled using a fluid flow model that models flow based, in part, on mass balance and momentum balance. ... Halliburton Energy Services Inc

01/29/15 / #20150032376

Apparatus and methods of skin effect correction

Various embodiments include apparatus and methods to provide a skin-effect correction. The skin-effect correction can be based on a pre-calculated correction coefficient library. ... Halliburton Energy Services Inc

01/29/15 / #20150027783

Nanoparticle kinetic gas hydrate inhibitors

Inhibiting gas hydrate formation while transporting hydrocarbon fluids may include providing a kinetic gas hydrate inhibitor, adding the kinetic gas hydrate inhibitor to a fluid capable of producing gas hydrates, and transporting the fluid that comprises the kinetic gas hydrate inhibitor. Generally a kinetic gas hydrate inhibitor may include a heterocyclic compound comprising nitrogen, e.g., poly(vinyl pyrrolidone).. ... Halliburton Energy Services Inc

01/29/15 / #20150027735

Electrical power storage for downhole tools

A method of activating a downhole tool can include configuring the tool having an electrical power source, an electrical load, control circuitry which controls the electrical load, and a switch which selectively permits current flow between the power source and the circuitry, and generating electricity, thereby causing the switch to permit current flow between the power source and the circuitry. A downhole tool can include an electrical power source, an electrical load, control circuitry, a switch which selectively permits current flow between the power source and the circuitry, and a generator. ... Halliburton Energy Services Inc

01/29/15 / #20150027727

Tubular string displacement assistance

A displacement assistance device can include at least two flow paths in fluid communication with a flow passage, and a blocking member that blocks flow through each flow path in response to the flow through that flow path. A method of assisting displacement of a tubular string can include installing the tubular string, then discharging a blocking member into the tubular string, and flowing a fluid through a flow passage extending longitudinally through a displacement assistance device connected in the tubular string, thereby causing the member to repeatedly block flow through at least two flow paths in succession. ... Halliburton Energy Services Inc

01/29/15 / #20150027723

Selective electrical activation of downhole tools

A method of activating a tool can include displacing a device in the tool, the device transmitting energy to a receiver of the tool, thereby activating the tool, and the transmitting including a control circuitry increasing electrical current flow between an electrical power source and a transmitter in response to a sensor detecting a predetermined stimulus downhole. A system can include a tool including a receiver and an electrical load, and a device which displaces relative to the tool, the device including a transmitter, a sensor and an electrical power source. ... Halliburton Energy Services Inc

01/29/15 / #20150027714

Swelling debris barrier and methods

The present invention provides systems and methods for protecting the lower main wellbore of whipstocks and completion deflectors from debris accumulation. A well system subassembly includes a deflector tool arranged within a casing string and defining a deflector surface and an inner bore extending longitudinally from the deflector surface and one or more seal stacks disposed about the inner bore of the deflector tool. ... Halliburton Energy Services Inc

01/29/15 / #20150027710

Poly(alkyenylamide)-polysaccharide hydrogels for treatment of subterranean formations

The present invention provides compositions including poly(alkenylamide)-polysaccharide hydrogels for treating a subterranean formation and methods of using the same. In various embodiments, the present invention provides a method of treating a subterranean formation, including obtaining or providing a composition including a poly(alkenylamide)-polysaccharide hydrogel. ... Halliburton Energy Services Inc

01/29/15 / #20150027707

Engineered methods and materials for wellbore strengthening in subterranean operations

A method of wellbore strengthening may include providing a wellbore strengthening fluid comprising a drilling fluid, a particulate, and a fiber; introducing the wellbore strengthening fluid into a wellbore penetrating a subterranean formation; and forming a plug comprising the particulate and the fiber in a void near the wellbore, the plug being capable of maintaining integrity at about 1000 psi or greater overbalance pressure.. . ... Halliburton Energy Services Inc

01/29/15 / #20150027704

Packer end ring with device for gripping base pipe

A packer can include an end ring positioned proximate a seal element on a base pipe, and a gripping device which is compressed radially inward by a surface formed in the end ring, the surface encircling the base pipe. A method of constructing a packer can include positioning an end ring on a base pipe proximate a seal element, and radially compressing a gripping device in the end ring, so that the gripping device grips the base pipe, radial compression of the gripping device resulting from longitudinal displacement of the gripping device relative to the end ring.. ... Halliburton Energy Services Inc

01/29/15 / #20150027692

Multi-interval wellbore treatment method

A method of servicing a subterranean formation comprising providing a wellbore penetrating the subterranean formation and having a casing string disposed therein, the casing string comprising a plurality of points of entry, wherein each of the plurality of points of entry provides a route a fluid communication from the casing string to the subterranean formation, introducing a treatment fluid into the subterranean formation via a first flowpath, and diverting the treatment fluid from the first flowpath into the formation to a second flowpath into the formation.. . ... Halliburton Energy Services Inc

01/29/15 / #20150027689

Expandable bullnose assembly for use with a wellbore deflector

Disclosed are embodiments of expandable bullnose assemblies for use in a well system. One well system includes a deflector arranged within a main bore of a wellbore and defining a first channel that exhibits a predetermined diameter and communicates with a lower portion of the main bore, and a second channel that communicates with a lateral bore, and a bullnose assembly including a body and a bullnose tip arranged at a distal end of the body, the bullnose tip being actuatable between a default configuration, where the bullnose tip exhibits a first diameter, and an actuated configuration, where the bullnose tip exhibits a second diameter different than the first diameter, wherein the deflector is configured to direct the bullnose assembly into one of the lateral bore and the lower portion of the main bore based on a diameter of the bullnose tip as compared to the predetermined diameter.. ... Halliburton Energy Services Inc

01/29/15 / #20150027216

Method and apparatus for formation testing and sampling when performing subterranean operations

Methods and systems for improving operations of a formation tester are disclosed. The formation tester (400) is placed in a wellbore at a location of interest. ... Halliburton Energy Services Inc

01/22/15 / #20150025858

Simulating well system fluid flow based on a pressure drop boundary condition

In some aspects, techniques and systems for modeling fluid flow are described. Pressure gradient values for respective nodes of a one-dimensional flow model are computed. ... Halliburton Energy Services Inc

01/22/15 / #20150025806

Mud pulse telemetry

Mud pulse telemetry. The various embodiments are directed to methods and systems of encoding data in a mud pulse telemetry system, where at least a portion of the data is encoded the time between pressure transitions. ... Halliburton Energy Services Inc

01/22/15 / #20150024976

Predicting properties of well bore treatment fluids

Methods and systems for predicting properties of well bore treatment fluids are disclosed. An embodiment includes a method of predicting fluid properties comprising: determining an operational window for a well bore fluid system; collecting data at vertices of the operational window; and developing a model comprising predicted properties for a plurality of data points within the operational window, wherein developing the model uses barycentric interpolation.. ... Halliburton Energy Services Inc

01/22/15 / #20150021051

Bonded slickline and methods of use

Disclosed is an improved tension member or slickline used in wellbore intervention operations. One exemplary tension member includes a first portion comprising a metallic material and having a distal end, a second portion comprising a non-metallic material and having a proximal end, and a joint coupling the proximal end of the second portion to the distal end of the first portion.. ... Halliburton Energy Services Inc

01/22/15 / #20150021021

Multiple-interval wellbore stimulation system and method

Disclosed are systems and methods for carrying out multiple-interval stimulation of a wellbore. One disclosed method includes introducing one or more wellbore projectiles into a work string including a completion assembly having a first downhole tool arranged within a first interval, a second downhole tool arranged within a second interval, and a third downhole tool arranged within a third interval that interposes the first and second intervals, detecting the one or more wellbore projectiles with first and second sensors of the first and second downhole tools, opening first and second sliding sleeves arranged within the first and second downhole tools, treating the first and second intervals, sealing the first and second intervals, detecting a wellbore projectile with a third sensor of the third downhole tool, opening a third sliding sleeve arranged within the third downhole tool, and treating the third interval independent of the first and second intervals.. ... Halliburton Energy Services Inc

01/22/15 / #20150021019

Downhole fluid flow control system and method having autonomous closure

A fluid flow control system includes a flow control assembly having a fluid flow path for a flowing fluid. First and second flow control components are disposed in parallel in the fluid flow path, the first having a positive flowrate response to decreasing fluid viscosity and the second having a negative flowrate response to decreasing fluid viscosity. ... Halliburton Energy Services Inc

01/22/15 / #20150021009

Modulated opto-acoustic converter

An opto-acoustic subsystem is provided. The subsystem includes an optical transmitter and an actuator device. ... Halliburton Energy Services Inc

01/22/15 / #20150020598

Apparatus and method of distributed pressure sensing

Various embodiments include apparatus and methods to measure pressure using an optical fiber. The optical fiber can be structured with fiber bragg gratings arranged along the optical fiber. ... Halliburton Energy Services Inc

01/15/15 / #20150015884

Methods for assaying polymers using an integrated computational element

Various molecular characteristics of a polymer may be determined using an integrated computational element to assay the polymer. Methods for assaying a polymer can comprise optically interacting electromagnetic radiation with a polymer and an integrated computational element; and determining a molecular characteristic of the polymer, using the integrated computational element. ... Halliburton Energy Services Inc

01/15/15 / #20150015413

Downhole telemetry systems and methods with time-reversal pre-equalization

Specific embodiments of disclosed downhole telemetry systems and methods employ time-reversal pre-equalization. One downhole telemetry system embodiment includes an acoustic transducer and a digital signal processor. ... Halliburton Energy Services Inc

01/15/15 / #20150014521

Reducing disturbance during fiber optic sensing

Reducing disturbance during fiber optic sensing. An in-well fiber optic sensing system includes a device insulated to be disturbance-resistant. ... Halliburton Energy Services Inc

01/15/15 / #20150013989

Interval control valve with varied radial spacings

A flow control device for use with a subterranean well, can include inner and outer flow trim sleeves. A radial spacing between the inner and outer flow trim sleeves increases in a direction of flow through the radial spacing. ... Halliburton Energy Services Inc

01/15/15 / #20150013988

Mitigating annular pressure buildup using temperature-activated polymeric particulates

A variety of methods and compositions are disclosed, including, in one embodiment, a method that comprises providing a treatment fluid comprising a carrier fluid and temperature-activated polymeric particulates, wherein a compressible gas is trapped in the polymeric particulates; and introducing the treatment fluid into a well bore annulus.. . ... Halliburton Energy Services Inc

01/15/15 / #20150013983

Solid-supported crosslinker for treatment of a subterranean formation

The present invention relates to solid-supported crosslinkers for treatment of a subterranean formation. In various embodiments, the present invention provides a method of treating a subterranean formation. ... Halliburton Energy Services Inc

01/15/15 / #20150013975

Method and system for monitoring and managing fiber cable slack in a coiled tubing

A method and system for monitoring a cable within a coiled tubing is disclosed. A first set of excitation signals is applied to the coiled tubing at a first point in time. ... Halliburton Energy Services Inc

01/15/15 / #20150013970

Sand control screen assembly with internal control lines

Disclosed are sand control screens and completion assemblies that receive, retain, and protect control lines during installation and operation thereof. One disclosed completion assembly includes a base pipe, at least one screen jacket positioned around the base pipe and operable to prevent an influx of particulate matter of a predetermined size therethrough, a control line housing arranged uphole from the at least one screen jacket and having a fiber optic splicing block disposed therein, the at least one fiber optic splicing block being communicably coupled to a control line that extends uphole from the control line housing, and one or more hydraulic conduits arranged longitudinally between the at least one screen jacket and the base pipe and extending from the control line housing.. ... Halliburton Energy Services Inc

01/15/15 / #20150013448

System and method for improved cuttings measurements

Systems and methods for improved cuttings measurements are described. Embodiments of the invention compare real-time, continuous measurements of cuttings coming over shakers to predictions of the amount of cuttings expected to be coming over the shakers. ... Halliburton Energy Services Inc

01/15/15 / #20150013447

Method and apparatus for in-situ fluid injector unit

Disclosed is a method of testing liquids at a test pressure. A first fluid is placed in a first chamber of a test system. ... Halliburton Energy Services Inc

01/15/15 / #20150013436

Diagnostic system for bulk well material handling plants

Diagnostic system for bulk well material handling plants that includes multiple fluid flow pathways to transport well materials. The bulk well material handling system includes multiple connections, each connected to a fluid flow pathway. ... Halliburton Energy Services Inc

01/08/15 / #20150012220

Shear wave source for vsp and surface seismic exploration

Seismic shear-wave survey systems and methods that employ inclined borehole pairs with directional detonations. If the boreholes have substantially equal inclinations in opposite azimuthal directions, the resulting signal traces can be combined to isolate shear wave energy contributions, thereby offering potentially enhanced resolution and reduced-complexity interpretation. ... Halliburton Energy Services Inc

01/08/15 / #20150011442

Method of treating a high-temperature well with a fluid containing a viscosifier and a stabilizer package

A treatment fluid for treating a portion of a high-temperature subterranean formation comprises: a base fluid, wherein the base fluid comprises water; a viscosifier, wherein the viscosifier is a polymer, and wherein the viscosifier is thermally stable up to a temperature of 325° f.; and a stabilizer package, wherein the stabilizer package: (a) comprises a first stabilizer and a second stabilizer, wherein the first stabilizer is an oxygen scavenger and the second stabilizer is a ph adjustor; and (b) is capable of increasing the thermal stability of the viscosifier to a temperature greater than 350° f., wherein the portion of the subterranean formation has a bottomhole temperature greater than 350° f. A method of treating a high-temperature subterranean formation comprises introducing the treatment fluid into the portion of the subterranean formation.. ... Halliburton Energy Services Inc

01/08/15 / #20150008001

Subsurface well systems with multiple drain wells extending from production well and methods for use thereof

Drain wells can be used to direct a fluid to a central production well in a subsurface well system. Subsurface well systems can include a production well extending from the earth's surface, a collection region having a fluid connection to the production well and either being contiguous with the production well or comprising a collection well that intersects or is in fluid communication with the production well, and at least one branched drain well extending laterally from the production well and including one or more branches that extend from the at least one branched drain well, wherein at least one of the one or more branches intersects or is in fluid communication with the collection region.. ... Halliburton Energy Services Inc

01/08/15 / #20150007993

Protection of casing lowside while milling casing exit

The lowside of a casing joint is protected from wear while milling a casing exit for a lateral borehole. The casing joint is coupled to a casing string and is made of a material that is softer than that of the casing string. ... Halliburton Energy Services Inc

01/08/15 / #20150007984

Formation thermal measurement apparatus, methods, and systems

In some embodiments, an apparatus and a system, as well as a method and an article, may operate to activate a thermal source in a borehole to heat a portion of a geological formation proximate to the borehole, to move the thermal source or thermal receivers within the borehole (to reduce the distance between the location of heating by the thermal source and one or more of the thermal receivers), to receive signals from one or more of the thermal receivers, responsive to activation of the thermal source, wherein the moving serves to reduce a time between heating the location and the receiving, and processing the signals, distance information related to the moving, and time of the receiving to determine a thermal property of the geological formation. Additional apparatus, systems, and methods are described.. ... Halliburton Energy Services Inc

01/08/15 / #20150007975

Downhole supercapacitor device

Certain aspects and features of the present invention are directed to a supercapacitor device that can be disposed in a wellbore through a fluid-producing formation. The supercapacitor device can include a body that can be disposed in the wellbore, a supercapacitor disposed in the body, at least two terminals disposed at least partially outside the body, and an actuation mechanism. ... Halliburton Energy Services Inc

01/08/15 / #20150007631

Sensor conditioning apparatus, systems, and methods

In some embodiments, an apparatus and a system, as well as a method and an article may operate to move fluid from at least one fluid container into a flow line so as to cause the fluid to contact at least one surface having a condition affecting sensor information provided by a sensor. Additional activities may include adjusting operation of a fluid transport mechanism based on the sensor information and baseline information, to continue moving the fluid and change the condition until the fluid is depleted from the at least one fluid container or the sensor information conforms to the baseline information to a selected degree. ... Halliburton Energy Services Inc

01/01/15 / #20150005206

High-temperature crosslinked polymer for use in a well

A method comprising the steps of: (a) forming a fluid comprising a crosslinked polymer, wherein the crosslinked polymer comprises: (i) a first monomeric unit of one or more n-vinyl lactams; and (ii) a crosslinker selected from the group consisting of: divinyl ether, diallyl ether, vinyl or allyl ethers of polyglycols or polyols, divinylbenzene, 1,3-divinylimidazolidin-2-one, divinyltetrahydropyrimidin-2(1h)-one, dienes, allyl amines, n-vinyl-3(e)-ethylidene pyrrolidone, ethylidene bis(n-vinylpyrrolidone), and any combination of any of the foregoing; and (b) introducing the fluid into a portion of a well. The crosslinked polymer may additionally comprise: a second monomeric unit selected from the group consisting of: acrylamide, n-substituted acrylamides, methacrylamide, n-substituted methacrylamides, acrylates, methacrylates, acrylic acid, methacrylic acid, n-vinylamides, n-allyl amides, vinyl alcohol, vinyl ethers, vinyl esters, allyl alcohol, allyl ethers, allyl esters, vinylpyridine, vinyl sulfonates, allyl sulfonates, vinylimidazole, allylimidazole, diallyldimethylammonium chloride, and any combination of any of the foregoing.. ... Halliburton Energy Services Inc

01/01/15 / #20150005204

Methods of using downhole compositions including an ion-sequestering compound

The present invention relates to methods and compositions for the treatment of subterranean formations. In various embodiments, the method includes obtaining or providing a composition including at least one-ion sequestering compound, sequestering at least one ion from a polymer in the composition with the at least one ion-sequestering compound, and contacting a subterranean material downhole with the composition.. ... Halliburton Energy Services Inc

01/01/15 / #20150002306

Borehole array for ranging and crosswell telemetry

An example method includes polling a plurality of reference nodes distributed along one or more reference wells. The method also includes steering a bottomhole assembly in another well based at least in part on information obtained from said polling. ... Halliburton Energy Services Inc

01/01/15 / #20150000988

Cutter for use in well tools

Position indication in multiplexed downhole well tools. A method of selectively actuating and indicating a position in a well includes selecting at least one well tool from among multiple well tools for actuation by flowing direct current in one direction through a set of conductors in the well, the well tool being deselected for actuation when direct current flows through the set of conductors an opposite direction; and detecting a varying resistance across the set of conductors as the selected well tool is actuated, the variation in resistance providing an indication of a position of a portion of the selected well tool.. ... Halliburton Energy Services Inc

01/01/15 / #20150000985

Crosslinked n-vinylpyrrolidone polymers for use in subterranean formations and wells

Crosslinked polymers that may be useful, for example, as viscosifiers or fluid-loss control additives for well treatment and servicing fluids are provided. In one embodiment, the methods comprise: providing a treatment fluid comprising a base fluid and a crosslinked polymer composition comprising at least one polymer that comprise at least one n-vinyl lactam monomeric unit, and at least one crosslinker selected from the group consisting of: an acrylamide-based crosslinker, an acrylate-based crosslinker, an ester-based crosslinker, an amide-based crosslinker, any derivative thereof, and any combination thereof; and introducing the treatment fluid into at least a portion of a wellbore penetrating at least a portion of a subterranean formation.. ... Halliburton Energy Services Inc

01/01/15 / #20150000984

Reducing sugar-based sulfide scavengers and methods of use in subterranean operations

Improved methods and additives for eliminating or reducing concentrations of hydrogen sulfide or soluble sulfide ions for use in subterranean formations and fluids are provided. In one embodiment, the methods comprise: providing a treatment fluid comprising a base liquid and a sulfide scavenging additive comprising one or more reducing sugars; introducing the treatment fluid into at least a portion of a subterranean formation; and allowing at least a portion of the sulfide scavenging additive to interact with hydrogen sulfide or sulfide ions present in the treatment fluid to produce a precipitate comprising one or more sulfur species.. ... Halliburton Energy Services Inc

01/01/15 / #20150000918

Catalyzed polyamine sulfide scavengers and methods of use in subterranean treatment fluids

Improved methods and additives for eliminating or reducing concentrations of hydrogen sulfide or soluble sulfide ions for use in subterranean formations and fluids are provided. In one embodiment, the methods comprise: providing a treatment fluid comprising an oil-based liquid and a sulfide scavenging additive comprising one or more polyaliphatic amines and a catalyst comprising one or more quaternary ammonium salts; introducing the treatment fluid into at least a portion of a subterranean formation; and allowing the sulfide scavenging additive to interact with hydrogen sulfide or sulfide ions present in the treatment fluid.. ... Halliburton Energy Services Inc

01/01/15 / #20150000912

In-situ downhole heating for a treatment in a well

The invention provides methods for treating a portion or treatment zone of a well that include introducing one or more treatment fluids into the well, wherein the one or more treatment fluids include: (i) a first reactant and a second reactant, wherein the first reactant and second reactant are selected for being capable of reacting together in an exothermic chemical reaction, and wherein the first and second reactant are in at least sufficient concentrations in the carrier fluid to generate a theoretical heat of reaction of at least 500 kj/liter of at least one of the treatment fluids; and (ii) a treatment chemical in at least one of the treatment fluids, wherein the treatment chemical is selected for chemically reacting with a substance of a material in the portion or treatment zone of the well. The exothermic reactants and the treatment chemical can be introduced in a single treatment fluid or in separate treatment fluids.. ... Halliburton Energy Services Inc

01/01/15 / #20150000910

Methods for improved proppant suspension in high salinity, low viscosity subterranean treatment fluids

Methods of treating a subterranean formations including providing a treatment fluid comprising a high salt concentration base fluid, a charged polymeric gelling agent, and proppant particulates suspended therein; wherein the high salt concentration base fluid comprises a concentration of salt in the range of from about 0.5% to saturation, and wherein the treatment fluid has a bulk viscosity of from about 30 cp to about 150 cp at a shear rate of about 40 sec−1; and introducing the treatment fluid comprising the proppant particulates into the subterranean formation.. . ... Halliburton Energy Services Inc

01/01/15 / #20150000897

Expandable well screen having enhanced drainage characteristics when expanded

An expandable well screen can include a filter section which is displaced outward when the well screen is positioned downhole, the filter section including an outer surface that is recessed relative to a raised boundary of the filter section adjacent the recessed outer surface. Another filter section can include an outer surface having one more structures thereon which space the outer surface away from a well surface when the filter section is displaced outward. ... Halliburton Energy Services Inc








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