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E21B34/14
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B34/00
Valve arrangements for boreholes or wells
Current Industry
E21B34/14
operated by movement of tools
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Patents Grants
last 30 patents
Information
Patent Grant
Downhole valve assemblies and methods of recirculating fluid using...
Patent number
12,270,279
Issue date
Apr 8, 2025
Oilfield Equipment Development Center Limited
E21 - EARTH DRILLING MINING
Information
Patent Grant
Lost circulation material tool
Patent number
12,270,268
Issue date
Apr 8, 2025
Saudi Arabian Oil Company
E21 - EARTH DRILLING MINING
Information
Patent Grant
Reverse circulator and method
Patent number
12,264,557
Issue date
Apr 1, 2025
ConocoPhillips Company
Jason Burke
E21 - EARTH DRILLING MINING
Information
Patent Grant
Flow regulating valve
Patent number
12,258,838
Issue date
Mar 25, 2025
Saudi Arabian Oil Company
Jinjiang Xiao
E21 - EARTH DRILLING MINING
Information
Patent Grant
Compensator piston for a shunt closure
Patent number
12,258,839
Issue date
Mar 25, 2025
Halliburton Energy Services, Inc.
Scott Crowley
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for pressure activation of a tool in a wellbore
Patent number
12,252,945
Issue date
Mar 18, 2025
Saudi Arabian Oil Company
Hassan W. Otaif
E21 - EARTH DRILLING MINING
Information
Patent Grant
Electro-mechanical clutch employing a magnetized output coupler hou...
Patent number
12,252,958
Issue date
Mar 18, 2025
Halliburton Energy Services, Inc.
Nicholas Robert Wood
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and methodology for actuating a downhole device
Patent number
12,247,459
Issue date
Mar 11, 2025
Schlumberger Technology Corporation
Cassius Elston
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for opening a completion isolation valve with e-line powered...
Patent number
12,241,337
Issue date
Mar 4, 2025
Halliburton Energy Services, Inc.
Simon Whye Kwong Wai
E21 - EARTH DRILLING MINING
Information
Patent Grant
Self-regulating frac pump suction stabilizer/dampener
Patent number
12,241,353
Issue date
Mar 4, 2025
U.S. WELL SERVICES, LLC
Jared Oehring
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multiple position sleeve system for improved wellbore injection
Patent number
12,241,344
Issue date
Mar 4, 2025
Schlumberger Technology Corporation
Robert Matthew Graham
E21 - EARTH DRILLING MINING
Information
Patent Grant
Closing inflow control device using dissolvable balls and plugs
Patent number
12,234,708
Issue date
Feb 25, 2025
Saudi Arabian Oil Company
Qadir Looni
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and systems for opening a subsurface safety valve
Patent number
12,228,012
Issue date
Feb 18, 2025
Saudi Arabian Oil Company
Ali S. Alghamdi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tangential pin connection
Patent number
12,228,164
Issue date
Feb 18, 2025
KAIZEN WELL SOLUTIONS LTD.
Michael T. Sutherland
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for increasing force on downhole tool
Patent number
12,228,013
Issue date
Feb 18, 2025
Schlumberger Technology Corporation
Sean Gray Borschneck
E21 - EARTH DRILLING MINING
Information
Patent Grant
Gas-actuated dump bailer
Patent number
12,221,857
Issue date
Feb 11, 2025
BiSN Tec Ltd
Didhiti Talapatra
E21 - EARTH DRILLING MINING
Information
Patent Grant
Internal blowout-prevention gas-retaining connector for mine
Patent number
12,221,849
Issue date
Feb 11, 2025
Sichuan University
Mingzhong Gao
E21 - EARTH DRILLING MINING
Information
Patent Grant
Differential pressure sliding sleeve, and oil and gas well fracturi...
Patent number
12,215,580
Issue date
Feb 4, 2025
China Petroleum and Chemical Corporation
Shunqu Hu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Ball check-valve for linear reciprocating downhole pumps
Patent number
12,209,484
Issue date
Jan 28, 2025
CHAMPIONX LLC
Juan Felipe Correa Pugliese
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole valve device of a downhole completion system
Patent number
12,203,340
Issue date
Jan 21, 2025
Welltec Manufacturing Center Completions ApS
Ricardo Reves Vasques
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wash tool apparatus and method of using the same
Patent number
12,203,342
Issue date
Jan 21, 2025
TD Tools, Inc.
Earl H. Dearborn
E21 - EARTH DRILLING MINING
Information
Patent Grant
Spacer window sleeve
Patent number
12,188,333
Issue date
Jan 7, 2025
Halliburton Energy Services, Inc.
David Joe Steele
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for activating a pressure-sensitive downhole tool
Patent number
12,180,796
Issue date
Dec 31, 2024
Robertson Intellectual Properties, LLC
Michael C. Robertson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Devices, systems, and methods for selectively engaging downhole too...
Patent number
12,180,797
Issue date
Dec 31, 2024
Advanced Upstream Ltd.
Tom Watkins
E21 - EARTH DRILLING MINING
Information
Patent Grant
Plug and abandon operation in a hydrocarbon well by cementing the a...
Patent number
12,163,400
Issue date
Dec 10, 2024
ConocoPhillips Company
James Rutherford
E21 - EARTH DRILLING MINING
Information
Patent Grant
Flow tube and flapper configuration of a safety valve for a product...
Patent number
12,163,403
Issue date
Dec 10, 2024
Halliburton Energy Services, Inc.
Xiaoguang Allan Zhong
E21 - EARTH DRILLING MINING
Information
Patent Grant
Relating to well abandonment and slot recovery
Patent number
12,163,389
Issue date
Dec 10, 2024
ARDYNE HOLDINGS LIMITED
Michael Wardley
E21 - EARTH DRILLING MINING
Information
Patent Grant
Devices, systems, and methods for selectively engaging downhole too...
Patent number
12,163,390
Issue date
Dec 10, 2024
Advanced Upstream Ltd.
Tom Watkins
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fluid control system
Patent number
12,139,999
Issue date
Nov 12, 2024
Inflow Control AS
Vidar Mathiesen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Interventionless injection safety valve
Patent number
12,134,954
Issue date
Nov 5, 2024
Schlumberger Technology Corporation
Justin David Elroy Lamb
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
THROUGH-TUBING PLUG
Publication number
20250109648
Publication date
Apr 3, 2025
Saudi Arabian Oil Company
Ali AL SHAIKH
E21 - EARTH DRILLING MINING
Information
Patent Application
INJECTING A CHEMICAL INHIBITOR INTO A WELLBORE
Publication number
20250101834
Publication date
Mar 27, 2025
Saudi Arabian Oil Company
Shoaib Murtaza
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE FLOW CONTROL VALVE FOR WELL SYSTEMS
Publication number
20250101832
Publication date
Mar 27, 2025
Halliburton Energy Services, Inc.
Hadi Arabnejad Khanouki
E21 - EARTH DRILLING MINING
Information
Patent Application
Engineered Acoustics For Downhole Equipment
Publication number
20250092775
Publication date
Mar 20, 2025
Chevron U.S.A. Inc.
John B. Weirich
E21 - EARTH DRILLING MINING
Information
Patent Application
ACTUATION DEVICE FOR ACTUATING A TARGET SLEEVE VALVE ASSEMBLY, AND...
Publication number
20250092760
Publication date
Mar 20, 2025
INTERRA ENERGY SERVICES LTD.
Serhiy ARABSKYY
E21 - EARTH DRILLING MINING
Information
Patent Application
SCREEN-OUT FLOW DEVICE AND PROCESS
Publication number
20250075603
Publication date
Mar 6, 2025
Matthew Joseph Brooks
E21 - EARTH DRILLING MINING
Information
Patent Application
Valve Assemblies For High-Temperature Wells
Publication number
20250067145
Publication date
Feb 27, 2025
NCS MULTISTAGE INC.
Michael Werries
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE VALVE ASSEMBLY
Publication number
20250059852
Publication date
Feb 20, 2025
NCS MULTISTAGE INC.
Michael WERRIES
E21 - EARTH DRILLING MINING
Information
Patent Application
DEPLOYMENT TOOL AND METHOD
Publication number
20250052123
Publication date
Feb 13, 2025
IMDEX TECHNOLOGIES PTY LTD
Andrew Phillip Beach
E21 - EARTH DRILLING MINING
Information
Patent Application
TUBING DRAIN FOR TUBING USED WITH DOWNHOLE PUMP
Publication number
20250052131
Publication date
Feb 13, 2025
Andrew WRIGHT
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR MULTISTAGE FRACTURING
Publication number
20250043655
Publication date
Feb 6, 2025
The WellBoss Company, LLC
Ryan D. Rasmussen
E21 - EARTH DRILLING MINING
Information
Patent Application
WIRELINE SUBSURFACE SAFETY VALVE SYSTEMS, SUBSURFACE SAFETY VALVE T...
Publication number
20250043658
Publication date
Feb 6, 2025
Saudi Arabian Oil Company
Raissan F. Albeshri
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM AND METHOD FOR INCREASING FORCE ON DOWNHOLE TOOL
Publication number
20240426191
Publication date
Dec 26, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Sean Gray BORSCHNECK
E21 - EARTH DRILLING MINING
Information
Patent Application
WIRELINE AUTOMATION SYSTEMS AND METHODS
Publication number
20240418057
Publication date
Dec 19, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Jisheng Li
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE TOOL SYSTEM COMPRISING HYDRAULICALLY ACTUATED SHIFTING ASS...
Publication number
20240418056
Publication date
Dec 19, 2024
2345434 Alberta Inc.
Mark Andreychuk
E21 - EARTH DRILLING MINING
Information
Patent Application
SELECTIVELY ACTIVATED FRICTION REDUCTION TOOL AND METHOD
Publication number
20240410252
Publication date
Dec 12, 2024
Rival Downhole Tools LC
Gunther HH von Gynz-Rekowski
E21 - EARTH DRILLING MINING
Information
Patent Application
Hydraulic Actuator Device
Publication number
20240410253
Publication date
Dec 12, 2024
Viking Completion Technology FZCo
Simon Peter Leiper
E21 - EARTH DRILLING MINING
Information
Patent Application
POSITIONAL-RELEASE MECHANISM FOR A DOWNHOLE TOOL
Publication number
20240401434
Publication date
Dec 5, 2024
William Ryan Sisak
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM AND METHOD FOR PRESSURE ACTIVATION OF A TOOL IN A WELLBORE
Publication number
20240392641
Publication date
Nov 28, 2024
Saudi Arabian Oil Company
Hassan W. Otaif
E21 - EARTH DRILLING MINING
Information
Patent Application
Flow Control Device With Washpipe Free Feature In One Housing
Publication number
20240392651
Publication date
Nov 28, 2024
Halliburton Energy Services, Inc.
Ibrahim El Mallawany
E21 - EARTH DRILLING MINING
Information
Patent Application
LINEAR ESCAPEMENT FOR A SUBTERRANEAN VALVE
Publication number
20240384615
Publication date
Nov 21, 2024
Halliburton Energy Services, Inc.
Michael Reid
E21 - EARTH DRILLING MINING
Information
Patent Application
TUBING INSERT ISOLATION VALVE FOR USE WITH LEGACY WELLS, AND METHOD...
Publication number
20240376798
Publication date
Nov 14, 2024
Sabre Machining Ltd.
Gregg LACUSTA
E21 - EARTH DRILLING MINING
Information
Patent Application
PISTON AND CYLINDER ASSEMBLY OF A DOWNHOLE TOOL, DOWNHOLE TOOL WITH...
Publication number
20240376783
Publication date
Nov 14, 2024
ROCKATEK LIMITED
Daniel Brendan CROWLEY
E21 - EARTH DRILLING MINING
Information
Patent Application
CHOKE MECHANISM FOR A LUBRICATOR
Publication number
20240368964
Publication date
Nov 7, 2024
Flowco Production Solutions, LLC
Garrett S. Boyd
E21 - EARTH DRILLING MINING
Information
Patent Application
REDUNDANT TRIGGER SYSTEM
Publication number
20240368968
Publication date
Nov 7, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Maria Fernanda Tafur
E21 - EARTH DRILLING MINING
Information
Patent Application
CONTINUOUS CHOKE FOR DOWNHOLE VALVE
Publication number
20240368966
Publication date
Nov 7, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Ivan CANDIANI
E21 - EARTH DRILLING MINING
Information
Patent Application
Flow Control Valve for Permanent Magnet ESP
Publication number
20240360739
Publication date
Oct 31, 2024
Baker Hughes Oilfield Operations LLC
Ahmed Fehri
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDRAULIC TRIGGER FOR ISOLATION VALVES
Publication number
20240353023
Publication date
Oct 24, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Bo Chen
E21 - EARTH DRILLING MINING
Information
Patent Application
NORMALIZED SHIFTING VISUALIZER
Publication number
20240353810
Publication date
Oct 24, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Clement Laplane
E21 - EARTH DRILLING MINING
Information
Patent Application
SELECTIVELY ACTIVATING A WELLBORE CHECK VALVE
Publication number
20240344426
Publication date
Oct 17, 2024
Royal Completion Tools, LLC
Zachary SILVA
E21 - EARTH DRILLING MINING