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2026
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Invention
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Multiple circumferential actuators for actuating downhole valves.
A valve system controls flow i... |
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2025
|
Invention
|
Redundant seal assembly. A valve assembly includes a valve seat, a valve member, a compliant seal... |
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Invention
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Redundant seal assembly.
A valve assembly includes a valve seat, a valve member, a compliant sea... |
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Invention
|
Selective isolation of surface controlled gas lift valve. A surface controlled flow control valve... |
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|
Invention
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Selective isolation of surface controlled gas lift valve.
A surface controlled flow control valv... |
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|
Invention
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Hydraulic locking mechanism for downhole valve.
A bi-directional valve with valve elements havin... |
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|
Invention
|
Modified gas assisted plunger lift. A piloted valve in a production string is actuated for inject... |
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Invention
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System for control and treatment in a well. A production string is installed in a well that inclu... |
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|
Invention
|
System for control and treatment in a well.
A production string is installed in a well that incl... |
|
|
Invention
|
Modified gas assisted plunger lift.
A piloted valve in a production string is actuated for injec... |
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2024
|
Invention
|
Multiple circumferential actuators for actuating downhole valves |
|
|
Invention
|
Multiple circumferential actuators for actuating downhole valves. 1,21,21,21,21,21,21,21,21,2) an... |
|
|
Invention
|
Multiple circumferential actuators for actuating downhole valves. A valve system controls flow in... |
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|
Invention
|
Dual direction lift gas valve with cavitation prevention. A bi-directional valve with valve eleme... |
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|
Invention
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Contingency sealing option for surface controlled flow control device. A contingency valve provid... |
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|
Invention
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Contingency for surface controlled gas lift valve. A contingency for non-operation of a valve in ... |
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2023
|
Invention
|
Hydraulic locking mechanism for downhole valve. A bi-directional valve with valve elements having... |
|
|
Invention
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Hydraulic locking mechanism for downhole valve |
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|
Invention
|
Wireless gas lift |
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|
Invention
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Wireless gas lift. A well system having a wellbore that intersects a subterranean formation, a va... |
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Invention
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Selectively injectable chemical additive |
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|
Invention
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Selectively injectable chemical additive. An apparatus for producing fluid from a wellbore includ... |
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|
Invention
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Dual direction lift gas valve with cavitation prevention |
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2021
|
Invention
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Selectively injectable tracer flowmeter. Gas and liquid velocities of fluid in a lift gas assiste... |
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|
Invention
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Wellbore system having an annulus safety valve. An annulus safety valve assembly for controlling ... |
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|
Invention
|
Pressure protection system for lift gas injection. A lift gas injection system (10) that is used ... |
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|
Invention
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Hybrid gas lift system. Liquid is unloaded from a well with a hybrid gas lift system that include... |
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|
Invention
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System and method of well operations using a virtual plunger. A method and system of producing fl... |
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2020
|
Invention
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Pressure protection system for lift gas injection. A lift gas injection system that is used for i... |
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|
Invention
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Well operation optimization. Fluid is produced from a well that is equipped with a plunger lift s... |
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2019
|
Invention
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Method of wellbore operations. A method of estimating a real time production flowrate from a well... |
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2016
|
Invention
|
Balanced valve assembly. A downhole tool has a pressure differential from one side of the tool to... |
|
2015
|
P/S
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Downhole machines for use in oil and gas wells, and downhole tools for use in oil and gas wells, ... |
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P/S
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Machines and machines tools for the oil and gas industry;
downhole machines for use in oil and g... |
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P/S
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Machines and machine tools for the oil and gas industry, namely, machines and machine tools for o... |
