Real Time Touch



new TOP 200 Companies filing patents this week

new Companies with the Most Patent Filings (2010+)




Real Time Touch

Statoil Petroleum As patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "S" | Statoil Petroleum As-related inventors


Method and system for generating geophysical data

A method of generating geophysical data using at least one source. The method may include the steps of generating a geophysical wavefield with a varying signature using at least one source, wherein the signature is varied in a periodic pattern.. ... Statoil Petroleum As

Method and system for processing a fluid produced from a well

A method of processing a fluid produced from a well, the produced fluid being a high pressure fluid, the method comprising: reducing the pressure of the fluid to a reduced pressure such that a gas phase and a liquid phase are formed; separating the gas phase from the liquid phase thus forming a gas product and a liquid product; and storing the liquid product in a storage tank at a pressure such that the liquid product remains in a stable liquid phase during storage, wherein the reduced pressure is greater than atmospheric pressure.. . ... Statoil Petroleum As

System and method for monitoring the state of a choke valve in a managed pressure drilling system

A method of monitoring the state of a choke valve 12 in a managed pressure drilling system 1 using a valve state parameter to represent the state of the choke valve 12, the method comprising: measuring the flow rate of a material across the choke valve 12, measuring the pressure differential of the material across the choke valve 12, obtaining a valve characteristic of the choke valve 12, and calculating the valve state parameter using the flow rate, the pressure differential and the valve characteristic.. . ... Statoil Petroleum As

Estimating flow rate at a pump

A method for determining an estimated flow rate of fluid flow in a pump comprises: obtaining measurements of the pressure and temperature of fluid at the intake to the pump, the pressure and temperature of the fluid at the discharge from the pump, and the electrical power supplied to the pump; determining values representing either the density of the fluid and the specific heat capacity of the fluid, or the specific fluid enthalpy based on measurements and/or historical data; and calculating an estimated efficiency of the pump and an estimated flow rate of the fluid based on the measured electrical power, the measured temperatures, the specific fluid enthalpy.. . ... Statoil Petroleum As

Method and system for lowering the water dew point of a hydrocarbon fluid stream subsea

The present invention concerns a method for lowering the water dew point subsea in a produced multiphase hydrocarbon fluid stream containing water, the method comprising the steps of: separating (10) the hydrocarbon fluid stream (1) into a liquid phase (3) and a first gas phase (2); cooling (20) the first gas phase in a controlled mariner to knock out water or condensing water and optionally other condensates while keeping the fluid above a hydrate formation temperature thereof; separating off condensed liquids (6) and a second gas phase; wherein the second gas phase (8) has a water dew point which is lower than that of the initial multiphase hydrocarbon fluid stream. The invention also concerns a system for lowering the water dew point subsea.. ... Statoil Petroleum As

Determining the phase composition of a fluid flow

A method of identifying the phase composition and/or changes in the phase composition of a fluid flowing through a turbomachine includes monitoring changes in at least one electrical parameter associated with operation of the turbomachine, and employing a known correlation between phase composition and or phase composition changes, and changes in the electrical parameter(s) to associate the monitored changes with changes in the actual phase composition of the fluid.. . ... Statoil Petroleum As

Combined dehydration of gas and inhibition of liquid from a well stream

A method and system for dehydration of a gas phase and hydrate inhibition of a liquid hydrocarbon phase in a multiphase hydrocarbon fluid stream containing water. The method may include (i) separating the hydrocarbon fluid stream into a liquid phase and a first gas phase, (ii) adding hydrate inhibitor to the first gas phase, and (iii) separating off condensed liquids and a second gas phase. ... Statoil Petroleum As

Method and apparatus for sealing an annulus around a drill-pipe when drilling down-hole

A method of sealing an annulus around a drill-pipe when drilling down-hole includes providing a deflated packer on a drill-pipe when drilling down-hole; opening one or more ports to the packer using a ball-activated valve; and circulating drilling fluid to inflate said packer through said one or more ports, to thereby form a seal in the annulus around the drill-pipe. An apparatus to carry out this method is also provided.. ... Statoil Petroleum As

Method for achieving zonal control in a wellbore when using casing or liner drilling

A method for achieving zonal control in a wellbore when using casing or liner drilling includes providing a slotted tubular section in a wellbore while drilling; providing a sleeve adjacent to and radially overlapping with the slotted tubular section, while drilling; and moving the sleeve relative to the slotted tubular section so as to permit and/or restrict flow through the slotted tubular section in one or more selected zones.. . ... Statoil Petroleum As

Method and apparatus for dehydration of a hydrocarbon gas

A method of dehydrating a hydrocarbon gas stream including stripping water from a liquid desiccant stream using a water-undersaturated portion of the gas stream, drying the gas stream to extract the stripped water, and then further drying the partially-dried gas stream using the stripped desiccant to achieve a low water content level in the gas stream for pipeline transportation. In one embodiment, the liquid desiccant is supplied by a regeneration facility at a remote location and the liquid desiccant is returned to the regeneration facility for regeneration after drying the gas. ... Statoil Petroleum As

Method and apparatus for plugging a well

A method of plugging a well extending into a formation to facilitate temporary or permanent abandonment of the well. The method comprises conveying in one trip, a plug assembly and one or more explosive charges through the well together with a structure for providing wet sealant. ... Statoil Petroleum As

Efficient solutions of inverse problems

A method of solving a geophysical inverse problem for estimating a physical parameter, the method comprising providing a model vector representing the physical parameter, transforming the model vector by a first operator to provide a first transformed model vector, solve the inverse problem for the first transformed model vector to provide a first solution, transforming the model vector by a second operator to produce a second transformed model vector, solve the inverse problem for the second transformed model vector to provide a second solution, calculating a weighted sum of the first solution and the second solution.. . ... Statoil Petroleum As

Model compression

A method of estimating a set of physical parameters, the method comprising iteratively inverting an equation to minimise an error between simulated data and measured data and to provide an estimated set of physical parameters, wherein said iteratively inverting comprises at least a first inversion step and a second inversion step and wherein the simulated data depend on a model vector representing the set of physical parameters, applying a compression operator to the model vector representing the set of physical parameters to reduce the number of free variables and to produce a compressed model vector and varying the compression operator between the first inversion step and the second inversion step.. . ... Statoil Petroleum As

A method of identifying a material and/or condition of a material in a borehole

A method of identifying a material and/or condition of a material in a borehole is described, together with related apparatus. The material may either be between first and second tubulars or between a first tubular and a wall of the borehole. ... Statoil Petroleum As

05/10/18 / #20180128088

Method for inverting oil continuous flow to water continuous flow

The present invention provides a method for inverting oil continuous flow to water continuous flow and reaching one or more desired production parameters in a well producing fluid containing oil and water or inverting oil continuous flow to water continuous flow and reaching one or more desired transport parameters in a pipeline transporting fluid containing oil and water wherein there is a pump in the well or transport pipeline, comprising the following steps: (a) reducing the pump frequency until either inversion from oil continuous production to water continuous flow is achieved or a predefined stopping condition is reached; (b) if inversion has not been achieved in step (a), adjusting the wellhead pressure in the well or the pressure at the reception side of the transport line to achieve the inversion; (c) stabilising the flow at the condition reached in steps (a) or (b); and (d) carefully adjusting one or both of the wellhead pressure and pump frequency to reach the one or more desired production parameters.. . ... Statoil Petroleum As

04/05/18 / #20180094520

Calibration of in-line monitoring instruments in a subsea installation

A method of calibration of an in-line monitoring instrument in a subsea installation (6), comprises using an umbilical (4) for transportation of a sample fluid from the subsea installation (6) to a topside installation (2) and/or for transportation of a reference fluid from the topside installation (2) to the subsea installation (6); comparing measurements of the sample fluid or the reference fluid by the in-line monitoring instrument with measurements of the same fluid obtained previously or subsequently by topside instruments; and adjusting the calibration of the in-line monitoring instrument in the subsea installation (6), if required, based on the results of the comparison of measurements.. . ... Statoil Petroleum As

02/22/18 / #20180052126

Dew point and carry-over monitoring

The invention relates to a method for automatically monitoring the liquid content in a gas, and in particular the gas leaving a scrubber and entering a compressor. In the method, a sample of fluid is taken from the outlet of the compressor, its temperature and pressure are automatically varied, and the pressure and temperature at which condensation forms is automatically detected. ... Statoil Petroleum As

01/25/18 / #20180023351

Increasing hydrocarbon recovery from reservoirs

A method, system and apparatus for producing hydrocarbons from a low permeability reservoir formation. A wellbore with a plurality of fractures designated as one of a first or a second set of fractures is provided. ... Statoil Petroleum As

01/18/18 / #20180017186

Direct tie-in of pipelines by added curvature

A method and apparatus for direct tie-in of pipelines are disclosed. An apparatus is attached to a portion of a pipeline, the apparatus including a tensioning member and a buoyancy element attached to the tensioning member such that, when submerged, the pipeline is deflected as a result of a buoyancy force tensioning the tensioning member, and on releasing the buoyancy element, direct tie-in of the pipeline is performed.. ... Statoil Petroleum As

01/18/18 / #20180016883

Enhanced oil recovery and environmental remediation

The invention provides an isolated bacterial strain selected from the group of bacterial strains deposited under accession number ecacc 15010609; ecacc 15010601; ecacc 15010602; ecacc 15010603; ecacc 15010604; ecacc 15010605; ecacc 15010606; ecacc 15010607; ecacc 15010608; and a bacterial strain having all the identifying characteristics of one or more of the strains. The use of said bacterial strains in a method of treating an oil reservoir, a method of bioremediation and a method for the production of a biosurfactant-like substance is also provided. ... Statoil Petroleum As

01/18/18 / #20180016545

Automated method for selecting microbial strains which can degrade or emulsify oil

The invention provides an automated method for selecting a microbial strain from within a microbial strain library which can degrade or emulsify a target oil substrate. An apparatus, device or system adapted to perform the method of the invention is further provided. ... Statoil Petroleum As

01/11/18 / #20180010713

Pipeline method and apparatus

A method and apparatus are provided for laying pipelines. The apparatus is attached to a portion of a pipeline and includes a tensioning member and a buoyancy element attached to a mid-portion of the tensioning member. ... Statoil Petroleum As

01/04/18 / #20180003008

Subsea wellhead assembly

A subsea wellhead assembly 1 comprises: a subsea wellhead 2; a template 6 associated with the wellhead; subsea riser system equipment 4 connected to the wellhead and one or more connection members. The subsea riser system equipment 4 is also connected to the template 6 by the one or more connection members so that lateral support is provided to the subsea riser system equipment 4 from the template. ... Statoil Petroleum As

12/07/17 / #20170350999

Logging system and method for evaluation of downhole installation

A downhole installation comprises: a first pipe layer 8, a second pipe layer 10 about the first pipe layer 8, an annulus 12 between the first pipe layer 8 and the second pipe layer, and a geological formation out-side of the second pipe layer 10. A logging system for evaluation of the downhole installation comprises: a logging tool 4 including an angled acoustic transmitter 20 for exciting a flexural wave in the first pipe layer 8, and three or more 10 angled acoustic receivers 14, 16, 38, 40, 42 spaced apart along the tool 4 such that, in use, the receivers are at different locations along the length of the pipe layers 8, 10, the receivers 4, 16, 38, 40, 42 each being for obtaining third interface echo data from the second pipe layer 10; and a processor arranged to process acoustic data from the receivers in order to: identify trends in the amplitude of the third interface echo as it propagates along the length of 1 the pipes, calculate an estimated exponential decay for the third interface echo when reinforcement from other acoustic energy is disregarded, use this estimation to predict if the material behind the second pipe layer 10 is fluid or solid, and analyse the third interface echo data in light of the determined material state in order to thereby evaluate material conditions in the annulus 12 outside the second pipe layer 10.. ... Statoil Petroleum As

12/07/17 / #20170350231

Evaluation of downhole installation

A downhole installation comprises: a first pipe layer 8, a second pipe layer 10 about the first pipe layer 8, an annulus 12 between the first pipe layer 8 and the second pipe layer, and a geological formation outside of the second pipe layer 10. A method for evaluating the downhole installation comprises: exciting a flexural wave in the first pipe layer 8 using an angled acoustic transmitter 20; receiving third interface echo data using a plurality of angled acoustic receivers 14, 16 at different locations along the longitudinal extent of the pipe layers 8, 10; generating acoustic resonance across the thickness of the first pipe layer 8 and the second pipe layer 10 by use of full waveform excitation; receiving the acoustic response wave field generated by the full waveform; identifying a suitable component of the acoustic response wave field as being representative of the material state behind the second pipe layer 10; determining, based on the amplitude of the identified component and a suitable threshold value, if the material outside the second pipe layer 12 is fluid or solid; and analysing the third interface echo data in light of the determined material state in order to thereby evaluate material conditions in the annulus 12 outside the second pipe layer 10.. ... Statoil Petroleum As

12/07/17 / #20170349841

Process for removing metal naphthenate from crude hydrocarbon mixtures

The present invention provides a process for removing metal naphthenate from a crude hydrocarbon mixture comprising: —mixing said crude hydrocarbon mixture (1) comprising metal naphthenate with an acid (3) in the presence of water, wherein said acid converts said metal naphthenate to naphthenic acids and metal salts; —allowing said metal salt to partition into a water phase; —separating said crude heavy hydrocarbon mixture (5) comprising naphthenic acid and said water phase (6) comprising said metal salt; and —preferably pumping said water phase comprising metal salt to a formation.. . ... Statoil Petroleum As

11/16/17 / #20170328162

Subsea equipment-protection apparatus

A subsea equipment-protection apparatus including: a cap (1) and a sleeve (2), wherein the cap and the sleeve are configured to be supportable by a foundation (6) of the subsea equipment (16). The cap and the sleeve are arranged such that at least a portion of the cap may enter an opening of the sleeve and be supported by the sleeve; and thereby the cap and sleeve cover and protect the subsea equipment.. ... Statoil Petroleum As

11/16/17 / #20170328161

Method of lowering an apparatus

A method of lowering an apparatus (1) through a body of water comprising lowering a guiding element (25) and a weight (27) through the body of water, the lower end of the guiding (element 25) being attached to the weight (27) such that the guiding element (25) is under tension and is maintained in a generally vertical orientation when in its lowered position, and lowering the apparatus (1) through the body of water whilst being guided by the guiding element.. . ... Statoil Petroleum As

08/24/17 / #20170241226

A method and system for removing iron-containing casing from a well bore

There is provided a method of chemically removing iron-containing casing from a well bore comprising injecting an acidic solution into said well bore, wherein said solution contacts said iron-containing casing and thereby accelerates oxidation of iron to iron cations, allowing said iron cations to dissolve in said solution, and removing said solution from said well bore. There is further provided a batch method of removing iron-containing casing from a well bore comprising injecting an acidic solution into said well bore, wherein said acidic solution contacts said iron-containing casing and thereby accelerates oxidation of iron to iron cations, and allowing said iron cations to dissolve in said acidic solution, wherein said well bore is at least partially open to the atmosphere.. ... Statoil Petroleum As

08/24/17 / #20170241225

Method

There is provided a method for removing iron-containing casing from a well bore comprising providing a cathode in said well bore, wherein said cathode is connected to the negative pole of a power source; connecting said iron-containing casing to the positive pole of said power source; injecting an electrolyte into said well bore, wherein said electrolyte contacts said iron-containing casing and said cathode; applying a current so that the iron in said iron-containing casing is oxidised to iron cations; allowing said iron cations to dissolve in said electrolyte; and removing said electrolyte from said well bore. Also provided are a system for removing iron-containing casing from a well bore, a method for monitoring the removal of an iron-containing casing from a well bore and a method for plugging and abandoning a well.. ... Statoil Petroleum As

08/17/17 / #20170235001

Method and apparatus for measuring seismic data

The present invention relates to a method of processing seismic data. The method may include calculating a number of calculated structure tensors for each of a number of seismic data lines, the seismic data lines being spatially distributed about an area of the surface of the earth. ... Statoil Petroleum As

08/17/17 / #20170234098

Wellhead assembly

There is provided a wellhead assembly that includes a production well, a first valve, process equipment, a transport pipe for transporting fluid away from the wellhead assembly, and piping fluidly connecting the production well to the first valve, the process equipment, and the transport pipe. The first valve is located between the production well and the process equipment, and there is a fall in the piping between the first valve and the transport pipe such that when the first valve is closed liquid will drain from the first valve into the transport pipe under the action of gravity. ... Statoil Petroleum As

08/03/17 / #20170218708

Drill pipe completion device

A method of completing a well which has a longitudinal axis along a direction with a horizontal component, the method comprising rotating a first string and moving the first string into the well along the longitudinal axis of the well, providing a swivel joint rotatably connecting the first string to a second string, moving the second string along the longitudinal axis of the well into the well, wherein the second string comprises completion equipment, moving the completion equipment into the well along the longitudinal axis of the well.. . ... Statoil Petroleum As

07/27/17 / #20170211369

Compact hydrocarbon wellstream processing

A system (2) for offshore hydrocarbon processing comprises a host (6) at surface level, a subsea processing plant (4), and an umbilical (8) connecting the host and the subsea processing plant. The subsea processing plant is adapted to receive a multi-phase hydrocarbon stream (10) from a wellhead and to output at least a hydrocarbon gas-phase stream (14) satisfying a rich gas pipeline transportation specification to a pipeline. ... Statoil Petroleum As

07/27/17 / #20170211345

Estimating cuttings removal

A first property, derivable from mass, of a drilling fluid is measured at a point upstream of a cuttings removal device. A second property (also derivable from mass) is measured at a point downstream of the cuttings removal device. ... Statoil Petroleum As

05/04/17 / #20170122079

Flexible line installation and removal

A method of removing a flexible line deployed between an offshore platform and a subsea structure, where the platform has a landing deck on which the flexible line is installed, the landing deck facing away from the platform towards an installation side. The method comprises: decoupling a topside end of the flexible line from the landing deck; lowering the topside end from the landing deck to the sea bed using a platform mounted winch, and detaching the winch from the topside end; moving the platform in a direction away from the installation side and positioning an installation vessel on the installation side; lowering a recovery line from the installation vessel and attaching an end of the recovery line to the topside or subsea end of the riser; raising the attached topside or subsea end onto the installation vessel from the seabed using the recovery line; and recovering the flexible line onto the installation vessel, whereupon the platform can be moved back to an operating position.. ... Statoil Petroleum As

04/20/17 / #20170108143

Deployment and direct tie-in of subsea pipelines

A method of installing a subsea pipeline having a direct tie-in to a subsea structure includes, during introduction of the pipeline into the sea from a pipe laying vessel, applying a plastic deformation to a region of the pipeline at or close to an end of the pipeline to be tied-in and, either during or following tie-in, elastically deforming the region to increase its radius of curvature.. . ... Statoil Petroleum As

04/20/17 / #20170106312

Co2 desorption without stripper

A co2 desorption method and equipment for performing this method is described. More specific, a method for desorbing co2 from an absorption fluid without involving a traditional stripper but instead using a heat exchanger as a flash-tank is disclosed. ... Statoil Petroleum As

03/16/17 / #20170075014

Seismic sensor recording system

A sensor system for deployment on or close to the seabed in marine seismic surveys includes a central hub, and a plurality of arms coupled to the central hub. Each arm has a degree of freedom of movement with respect to the central hub. ... Statoil Petroleum As

03/16/17 / #20170075008

P/s wave measurement and compensation

A method for use in surveying a subsurface region beneath a body of water by detecting s waves propagating through the subsurface region. The method comprises using a first sensor configuration to detect mixed s and p waves on or in the subsurface region, using a second sensor configuration located on or in relatively close proximity to the subsurface region to detect p waves in the water, and using the p waves detected in the water to compensate the detected mixed s and p waves, and thereby attenuate the effects of p waves in the mixed s and p waves.. ... Statoil Petroleum As

03/16/17 / #20170074055

Centralizer

A centralizer includes a centralizer body to be situated at the outer surface of a pipe string in the form of casing, liner, or the like used while drilling, the centralizer body being formed with a plurality of outer centralizer blades arranged in an inclined manner to the longitudinal axis thereof, wherein the centralizer body has an separate split inner tube secured to the pipe string by means of a press fit, and low friction inner surface of the centralizer body and separate center tube facing each other are made from low friction material.. . ... Statoil Petroleum As

03/09/17 / #20170067329

Producing hydrocarbons from a subsurface formation

A system and method for producing hydrocarbons from a subsurface hydrocarbon-bearing formation. The system includes a production well, at least part of the production well located in a portion of the hydrocarbon-bearing formation. ... Statoil Petroleum As








ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009



###

This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Statoil Petroleum As in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Statoil Petroleum As with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

###