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2019
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Invention
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Wellhead seal energized by fluid pressure. An annulus seal for sealing an interface between a wel... |
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Invention
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Pressure energized seal actuator ring. An energizing ring for setting a downhole sealing element ... |
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Invention
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No-bolt latching system. A system includes an actuator housing having a plurality of adapter lugs... |
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Invention
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Axially restricted pressure shuttle. Embodiments of the present disclosure include a system for c... |
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Invention
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Safety systems for isolating overpressure during pressurized fluid operations. An overpressure sa... |
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2018
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Invention
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Compound express actuator connection. A system for securing a valve actuator to a valve assembly ... |
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Invention
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System and method for assessing sand flow rate. Embodiments of the present disclosure include a m... |
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Invention
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System and method for preventing inadvertent valve closures. Embodiments of the present disclosur... |
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Invention
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System and method for expandable landing locking shoulder. Embodiments of the present disclosure ... |
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Invention
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Dynamic stem packing. A valve assembly having a dynamic stem seal assembly includes a valve stem ... |
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2017
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Invention
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Electric actuator system and method. An actuator with a motor produces a motive force to control ... |
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2016
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Invention
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Adjustable lock-out ram for production bop applications. Systems and methods for gripping a polis... |
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Invention
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Offset adjustment rings for wellhead orientation. Systems and methods for positioning tubular mem... |
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Invention
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Coiled tubing split-type running and retrievable clamp tool. A method for completing a well inclu... |
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Invention
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Corrugated energizing ring for use with a split lockdown ring. A wellhead assembly includes first... |
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Invention
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Subsea multibore drilling and completion system. Systems and methods for drilling multiple wells ... |
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2015
|
Invention
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Flexible emergency hanger and method of installation. A hanger assembly for supporting a tubular ... |
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Invention
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Multi-chamber diaphragm actuator with synchronized supply system. An apparatus for actuating a va... |
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2014
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Invention
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Stem head adapter with pistons. A casing head assembly for landing on a stem head of a floating s... |
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Invention
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Seal lock down. A wellhead assembly includes an outer wellhead member, the outer wellhead member ... |
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Invention
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Hydraulic conductor pipe connector. A conductor pipe connector assembly for coupling a pressure c... |
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Invention
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Dual seal fluid fitting. A fluid fitting for use with a hydrocarbon production device includes an... |
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Invention
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Combination fluid pumping sub and hanger lockdown tool. A tool for retaining an activator ring of... |
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2013
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Invention
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Valve body filtration system. A gate valve includes a valve body with a How passage intersected b... |
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Invention
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Dual seal fire safe stem packing orientation. A valve with a packing assembly includes a valve bo... |
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Invention
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Tension tubing hanger and method of applying tension to production tubing. A tubing hanger assemb... |
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Invention
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Quick connect valve actuator. An actuator for operating a linear valve, such as a gate valve, inc... |
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2011
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Invention
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Mandrel casing hanger and running tool system. A method for rotating a casing string in a borehol... |
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2004
|
Invention
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High energy dissipative and erosion resistant fluid flow enhancer. Methods and apparatus for use ... |
