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Vetco Gray Inc patents

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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "V" | Vetco Gray Inc-related inventors

Dual bit run bushing system and method

A system includes a housing section positioned within a wellhead area, the housing section also includes a removable wellhead bushing arranged over at least one engagement feature of the housing. The system also includes a christmas tree including a treehead area, the treehead area includes a removable treehead bushing arranged over at least one engagement feature of the treehead area. ... Vetco Gray Inc

Seawater injection control methods and systems

A control method and system for controlling the operation of a seawater injection system comprising at least one water treatment line in which seawater is forced through one or more coarse filtration unit(s), ultrafiltration unit(s) and at least one of a reverse osmosis unit and/or a nanofiltration unit to a water injection pump, and wherein the flowrate required to create differential pressure across membrane(s) of the ultrafiltration unit(s) is obtained by a boosting pump. A controller “c” implemented operation control is applied to adjust automatically the outlet pressure and flow of the boosting pump such that an average flowrate through the ultrafiltration units is maintained and determined as boosting pump flow divided by the number of active ultrafiltration units. ... Vetco Gray Inc

Method and system for water injection into an oil and/or gas containing subterranean formation

A method and system for water injection into an oil and/or gas containing subterranean formation is shown, the method comprising: arranging a submerged water filtration station with a pump feeding inlet seawater through at least one filtering membrane to a water injection pump, subjecting the water to ionizing irradiation at a location between the seawater inlet and the water injection pump, whereby at said location the water is guided past a submerged radiation source which is distributed for penetration of the body of injection water.. . ... Vetco Gray Inc

Hydraulic tool for use with a clamp connector

A hydraulic tool for use with a clamp connector where a first clamping element and a second clamping element of the clamp connector are pivotable towards each other into a closed position by exerting a pulling force on an operating shaft and a pushing force on a spacer sleeve, and where said first and second clamping elements are lockable in said closed position by tightening a locking nut against a shoulder on the spacer sleeve. The tool includes a pulling element; a hydraulic power unit for moving the pulling element in relation to the spacer sleeve and thereby allow the hydraulic tool to exert a pulling force on the operating shaft and a pushing force on the spacer sleeve; a rotatable actuating member with a socket engageable with the locking nut; and a drive motor for rotating the actuating member to allow the actuating member to rotate the locking nut.. ... Vetco Gray Inc

Subsea horizontal connection arrangement

A horizontal connection arrangement for subsea connection of a first hub arranged on a first subsea module to a second hub arranged on a second subsea module. The first hub is fixed to a first holding unit and the second hub is fixed to a second holding unit. ... Vetco Gray Inc

Wellhead seal with pressure energizing from below

An annular seal for sealing an interface between a wellhead housing and a casing hanger. The annular seal includes a central body portion and a first pair of seal legs extending in a first direction from the central body portion. ... Vetco Gray Inc

A subsea installation and method for treatment of seawater

A water treatment subsea installation and method are disclosed, adapted for scaling prevention and treatment of raw seawater into process water suitable for use in subsea hydrocarbon production. The water treatment installation comprises a seawater inlet to a primary filtration unit wherein a filtration membrane separates a receiving chamber from a permeate chamber having an outlet for treated water. ... Vetco Gray Inc

Injection water pre-treatment and injection system and method

A system and a method for seawater pre-treatment and injection are disclosed. The seawater pre-treatment and injection system comprises at least one subsea water well connectable to a seawater injection system comprising at least a water injection pump in flow communication with a water injection well, wherein the subsea water well is made as a hole into a groundwater holding strata under the mud-line with a water permeable or non-permeable completion using the seafloor soil for filtration, with an inner tubing connectable to the seawater injection system via a valve.. ... Vetco Gray Inc

Wickers with trapped fluid recesses for wellhead assembly

A wellhead assembly includes a wellhead housing having a bore with a wellhead housing sidewall and a longitudinal axis. A hanger lands in the bore, the hanger having a hanger sidewall. ... Vetco Gray Inc

Control system and method for supply of power to active magnetic bearings in a rotating machine

A control system and a method arranged for redundant supply of power to active magnetic bearings adapted for support of a shaft or rotor in a rotating machine. The control system comprises at least two control modules which are supplied external power. ... Vetco Gray Inc

Subsea umbilical termination assembly

A subsea umbilical termination assembly comprising: an umbilical termination head fixed to the end of a subsea umbilical; and an electrical and/or optical distribution unit comprising a base frame and several connectors mounted to the base frame, wherein each connector is electrically connected to an electrical cable of the subsea umbilical via the umbilical termination head or optically connected to an optical cable of the subsea umbilical via the umbilical termination head. The umbilical termination head is mounted in a space provided inside the base frame of the distribution unit.. ... Vetco Gray Inc

Thread form for connector collar of offshore well riser pipe

A pipe connection includes a pin having circumferentially extending external grooves. A box has an annular base with deflectable fingers extending upward from the base. ... Vetco Gray Inc

Drop in anti-rotation key

A tubular member connection system includes a box having an inner diameter surface and internal box threads. A pin has an outer diameter surface and external pin threads, the pin threads shaped to mate with the box threads to releasably secure the pin to the box so that the pin and the box are aligned along a common central axis. ... Vetco Gray Inc

High voltage penetrator with electric field control

An electrical penetrator assembly is shown, configured to feed electrical voltage and current through a wall separating a first volume and a second volume, which may have different pressure and/or may be filled with different fluids. The connector comprises a wall or partition having a through opening. ... Vetco Gray Inc

10/12/17 / #20170292639

Carbon fiber composite reinforcement with circumferential and axial interlocking

A carbon fiber reinforcement for reinforcing a pipe connection between two pipes includes a carbon fiber composite having a substantially circular cross-section, a length, a central axis along the length, an outer surface, and an inner surface, wherein the outer surface of the reinforcement is configured to bond with an inner surface of one of the two pipes. A method for reinforcing a pipe connection between two pipes includes forming a carbon fiber composite reinforcement having a substantially circular cross-section, a length, a central axis along the length, an outer surface, and an inner surface, and bonding the outer surface of the reinforcement to an inner surface of one of the two pipes.. ... Vetco Gray Inc

10/05/17 / #20170284165

Wellhead metal seal with energizing ring having trapped fluid reliefs

A wellhead housing has a bore with an inner seal surface. A hanger with an outer seal surface lands in the bore. ... Vetco Gray Inc

09/07/17 / #20170254159

Inverted pull-up riser tensioner

Embodiments of the present disclosure include a riser tensioner includes a cylinder barrel, a rod reciprocally carried within the cylinder barrel and having an external end sealingly extending out of a proximal end of the cylinder barrel, and a piston on an interior end of the rod that slides and seals against an inner surface of the cylinder barrel. The tensioner further includes a selectively sealed low pressure chamber in the cylinder barrel between the piston and a distal end of the cylinder barrel and fillable with a low pressure fluid, and a selectively sealed annulus between the rod and the cylinder barrel, the annulus extending between the piston and the proximal end of the cylinder barrel and fillable with an annulus fluid at a pressure higher than the low pressure fluid, thereby urging the piston and rod towards retraction.. ... Vetco Gray Inc

06/15/17 / #20170165809

Release of subsea clamp connector by waterjet cutting of drive screw

Methods and arrangements are provided for release of an rov operable subsea clamp connector, the clamp connector comprising at least two clamp segments hinged to move pivotally, and a drive screw connecting the clamp segments by threaded engagement with trunnions arranged rotatable in the pivoting ends of the clamp segments, the threads of the drive screw and trunnions turned such that the trunnions travel along the drive screw in mutually opposite directions when the drive screw is turned. An axial bore in the drive screw is adapted for accommodation of a waterjet cutting tool having a sideways pointing nozzle in a forward end, the waterjet cutting tool rotatable inside the bore while feeding high-pressure water through the nozzle, towards the wall of the drive screw until the wall of the drive screw is cut through.. ... Vetco Gray Inc

05/11/17 / #20170130871

Pipeline termination arrangement

A pipeline termination arrangement to be mounted to a pipeline end section to support a pipeline hub of the pipeline end section during and after a subsea connection of the pipeline hub to a spool piece hub fixed to a spool piece termination structure is provided. The pipeline termination arrangement includes a landing structure for supporting the spool piece termination structure; a connection porch fixed to the landing structure; and a support structure which is fixed to the pipeline end section and provided with a guide frame. ... Vetco Gray Inc

05/11/17 / #20170130547

Installation assembly for a subsea wellhead

A system for load transfer from a wellhead to the sea bed adjacent a subsea well, including a suction pile for securing to the sea bed, and a wellhead housing assembly having a longitudinal axis and attached to the suction pile, the wellhead housing for subjection to an axial load acting in a direction parallel to the longitudinal axis, and a bending load acting in a direction not parallel to the longitudinal axis. The system further includes a suction pile connector that transmits the axial load and the bending load from the wellhead housing through the suction pile toward the sea bed, and that is attached to the suction pile, the suction pile connector engaged with the wellhead housing to substantially maintain the relative positions of the wellhead housing and the suction pile.. ... Vetco Gray Inc

05/11/17 / #20170130546

Remotely operated external tieback connector

An external tieback connector secures to a lower end of a driller riser. The tieback connector has a locking element that engages an external profile on the wellhead housing and an actuating piston within a piston chamber. ... Vetco Gray Inc

05/11/17 / #20170130060

Powder coating compositions for reducing friction and wear in high temperature high pressure applications

The invention provides a powder coating composition comprising of thermoplastic polymers, ceramic particles, and cermet particles for lowering the friction coefficient, and improving wear and corrosion resistance of coated surfaces in high-temperature, high-pressure, and corrosive environments. It also provides a method of coating application for improving adhesion of the coating to the substrate. ... Vetco Gray Inc

05/04/17 / #20170122058

Wellbore seal energizing ring with retaining feature

A wellhead assembly includes an outer wellhead member having a bore and an inner wellhead member located in the bore, defining an annular pocket between the outer and inner wellhead members. A sealing assembly is located within the annular pocket, the sealing assembly having an annular seal and an energizing ring. ... Vetco Gray Inc

04/27/17 / #20170114605

Wellhead seal assembly with lockdown and slotted arrangement

A wellhead assembly has a casing hanger for supporting a string of casing, the casing hanger having an external upward-facing shoulder. A radially movable annular lockdown member is carried on the shoulder for movement between a retracted position while the casing hanger is being run and an expanded position. ... Vetco Gray Inc

04/13/17 / #20170101828

Pre-installed anti-rotation key for threaded connectors

A tubular member connection system includes a pin having a central axis, external pin threads, and an annular pin lip at a shoulder surface. A box has internal box threads and an annular box lip at an end surface of the box. ... Vetco Gray Inc

03/30/17 / #20170089162

External locking mechanism for seal energizing ring

A wellhead housing has a bore with a sanding shoulder aid an annular retaining groove spaced above the landing shoulder. A casing hanger connects to a string of easing and lands on the landing shoulder. ... Vetco Gray Inc

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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with Vetco Gray Inc 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 Vetco Gray Inc with additional patents listed. Browse our Agent directory for other possible listings. Page by