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2019
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Invention
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Wellbore seal energizing ring with retaining feature. A wellhead assembly includes an outer wellh... |
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2018
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Invention
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Tubing hanger setting confirmation system. A subsea wellhead assembly provides a positive indicat... |
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Invention
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Self-limiting c-ring system and method. Embodiments of the present disclosure include an apparatu... |
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Invention
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Systems and methods for monitoring subsea wellhead systems. A system includes a wellhead monitori... |
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Invention
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Duan bit run bushing system and method. A system includes a housing section (18, 20) positioned w... |
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2017
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Invention
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Tensioner cylinder with internal gas bladder in high pressure chamber. A hydraulic cylinder enclo... |
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Invention
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Wellhead seal with pressure energizing from below. An annular seal for sealing an interface betwe... |
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Invention
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Wickers with trapped fluid recesses for wellhead assembly. A wellhead assembly includes a wellhea... |
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Invention
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Thread form for connector collar of offshore well riser pipe. A pipe connection includes a pin ha... |
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Invention
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Self-limiting c-ring system and method.
Embodiments of the present disclosure include an apparat... |
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Invention
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Drop in anti-rotation key. A tubular member connection system (11) includes a box (27) having an ... |
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Invention
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Wellhead metal seal with energizing ring having trapped fluid reliefs. A wellhead housing has a b... |
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Invention
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Inverted pull-up riser tensioner. Embodiments of the present disclosure include a riser tensioner... |
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2016
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Invention
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Powder coating compositions for reducing friction and wear in high temperature high pressure appl... |
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Invention
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Installation assembly for a subsea wellhead.
A system for load transfer from a wellhead to the s... |
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Invention
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Installation assembly for a subsea wellhead. A system for load transfer from a wellhead to the se... |
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Invention
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Wellhead seal assembly with lockdown and slotted arrangement. A wellhead assembly has a casing ha... |
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Invention
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Remotely operated external tieback connector. An external tieback connector secures to a lower en... |
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Invention
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Anti-rotation key for threaded connectors. A tubular member connection system (11) includes a pin... |
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Invention
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System and method for monitoring tool orientation in a well.
A system for monitoring equipment i... |
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Invention
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Carbon fiber composite reinforcement with circumferential and axial interlocking.
A carbon fiber... |
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Invention
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Valve vented redundant stem seal system. A valve stem packing assembly (33) can seal a valve stem... |
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2015
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Invention
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Solution based polymer nanofiller-composites synthesis. A solution based polymer nanofiller compo... |
|
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Invention
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Positive retention lock ring for tubing hanger. A wellhead assembly includes a wellhead housing w... |
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Invention
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Hydraulic lockdown. A subsea well connector for connecting a tubular member to a subsea wellhead ... |
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Invention
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Casing hanger shoulder ring for lock ring support. A wellhead assembly has a casing hanger (25) f... |
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Invention
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Lockdown mechanism and lockdown system for wellhead connector. A mechanical lockdown system for a... |
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Invention
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Internal tieback with outer diameter sealing capability. A method for tying back a subsea well as... |
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Invention
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Wellbore sealing with hybrid wicker system. A wellbore system includes a sealing assembly (114, 1... |
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|
Invention
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Wellhead component with seal surface and method of forming the seal.
A subset wellhead component... |
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Invention
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Ratcheted e-ring retention device. A wellhead assembly (10) includes an outer tubular wellhead me... |
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|
Invention
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Cold forming and heat treatment process for tubulars. A method for forming an elongated tubular m... |
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Invention
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Cold forming and heat treatment process for tubulars.
A method for forming an elongated tubular ... |
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Invention
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Marine riser tensioner with load transferring centralization. A tensioner for maintaining a tensi... |
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Invention
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Insert for use with wellhead housing having flow-by path. A wellhead assembly (36) having an inse... |
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Invention
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Wear bushing with hanger lockdown. A wear bushing assembly (20) protects and locks down a hanger ... |
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Invention
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Seal element having contoured v- spring. A gate valve (10) for use in oil field applications havi... |
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Invention
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Annulus seal utilizing energized discrete soft interfacial sealing elements. A seal assembly for ... |
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Invention
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Multifunctional test tool for subsea applications. A tool (10) for testing pressure in a wellhead... |
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2014
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Invention
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Casing hanger shoulder ring for lock ring support. A wellhead assembly has a casing hanger for su... |
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Invention
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Alignment guide feature for metal to metal seal protection on mechanical connections and coupling... |
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Invention
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Oil and gas riser spider with low frequency antenna apparatus and method. Apparatus and methods f... |
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Invention
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Stress amplification factor analysis methodology for assessing fatigue performance of threaded co... |
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Invention
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Wellbore sealing with hybrid wicker system. A wellbore system includes a sealing assembly for cre... |
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Invention
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Seal with soft material inlay.
A wellhead assembly includes an inner wellhead member with wicker... |
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Invention
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Multifunctional test tool for subsea applications.
A tool for testing pressure in a wellhead, ha... |
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Invention
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Seal element having contoured v-spring.
A gate valve for use in oil field applications having a ... |
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1979
|
G/S
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Hydraulically Operated Connectors for Connecting the Blowout Preventer Stack to the Wellhead or t... |
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1966
|
G/S
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Subsurface and above ground oil, gas, water and sulphur well tools and equipment namely sucker ro... |
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1965
|
G/S
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SUBSURFACE AND ABOVE GROUND OIL, GAS, WATER, AND SULPHUR WELL TOOLS AND EQUIPMENT-NAMELY, SUCKER ... |
