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E21B34/14
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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
Wireline retrievable flapper and seat
Patent number
12,320,234
Issue date
Jun 3, 2025
Halliburton Energy Services, Inc.
Merced Gonzalez
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cementing a wellbore
Patent number
12,320,231
Issue date
Jun 3, 2025
Saudi Arabian Oil Company
Muataz S. Al-Ghamdi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Radial wellbore satellite launcher system
Patent number
12,320,215
Issue date
Jun 3, 2025
Isolation Equipment Services Inc.
Ed St George
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for a plug with a retractable pivoting mechani...
Patent number
12,312,907
Issue date
May 27, 2025
Gregoire Max Jacob
E21 - EARTH DRILLING MINING
Information
Patent Grant
Full bore electric flow control valve system
Patent number
12,312,910
Issue date
May 27, 2025
Schlumberger Technology Corporation
Jerome Prost
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and systems associated with converting landing collar to hy...
Patent number
12,312,908
Issue date
May 27, 2025
Vertice Oil Tools Inc.
Mohamed Ibrahim Saraya
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multi-cycle counter system
Patent number
12,312,911
Issue date
May 27, 2025
Nine Downhole Technologies, LLC
Viggo Brandsdal
E21 - EARTH DRILLING MINING
Information
Patent Grant
Positional-release mechanism for a downhole tool
Patent number
12,312,913
Issue date
May 27, 2025
Schlumberger Technology Corporation
William Ryan Sisak
E21 - EARTH DRILLING MINING
Information
Patent Grant
Selectively activated friction reduction tool and method
Patent number
12,305,481
Issue date
May 20, 2025
Rival Downhole Tools LC
Gunther H H von Gynz-Rekowski
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and systems for FRAC plugs and downhole tools
Patent number
12,305,483
Issue date
May 20, 2025
Vertice Oil Tools, Inc.
Mohamed Saraya
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pre-positioning a meltable seal for plug and abandonment
Patent number
12,305,484
Issue date
May 20, 2025
Halliburton Energy Services, Inc.
David Lyall Mitchell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole shunt tube isolation valve system
Patent number
12,305,482
Issue date
May 20, 2025
Halliburton Energy Services, Inc.
Finn Gamble McCarthy
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic trigger for isolation valves
Patent number
12,297,929
Issue date
May 13, 2025
Schlumberger Technology Corporation
Bo Chen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Friction reduction assembly
Patent number
12,297,708
Issue date
May 13, 2025
IMPULSE DOWNHOLE SOLUTIONS LTD.
Douglas Kinsella
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tubing retrievable safety valve assembly with secondary flapper and...
Patent number
12,291,941
Issue date
May 6, 2025
Halliburton Energy Services, Inc.
Merced Gonzalez
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multi position single direction sleeve, method, and system
Patent number
12,286,864
Issue date
Apr 29, 2025
Todd C. Jackson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole tool, method and system
Patent number
12,281,546
Issue date
Apr 22, 2025
Baker Hughes Oilfield Operations LLC
Herb Dhuet
E21 - EARTH DRILLING MINING
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
Luis Seczon
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
Bandar S. Al-Malki
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
Patents Applications
last 30 patents
Information
Patent Application
METHODS OF FORMING AND RESTRICTING FLUID FLOW WITH A VALVE ASSEMBLY
Publication number
20250172055
Publication date
May 29, 2025
ChampionX LLC
Juan Felipe Correa Pugliese
E21 - EARTH DRILLING MINING
Information
Patent Application
DUAL SLEEVE VALVE SYSTEM
Publication number
20250163776
Publication date
May 22, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Houssem Kharrat
E21 - EARTH DRILLING MINING
Information
Patent Application
SAFETY VALVE HARNESSING WEIGHT AND GRAVITY FOR FAIL-SAFE CLOSURE
Publication number
20250154853
Publication date
May 15, 2025
Halliburton Energy Services, Inc.
Mohan GUNASEKARAN
E21 - EARTH DRILLING MINING
Information
Patent Application
TANGENTIAL PIN CONNECTION
Publication number
20250146521
Publication date
May 8, 2025
Kaizen Well Solutions Ltd.
Michael T. Sutherland
E21 - EARTH DRILLING MINING
Information
Patent Application
INFLOW CONTROL VALVE HAMMER FOR OVERCOMING SCALE AND STICKING
Publication number
20250137353
Publication date
May 1, 2025
Halliburton Energy Services, Inc.
Michael Linley Fripp
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE SHUNT TUBE ISOLATION VALVE SYSTEM
Publication number
20250137352
Publication date
May 1, 2025
Halliburton Energy Services, Inc.
Finn Gamble McCarthy
E21 - EARTH DRILLING MINING
Information
Patent Application
HYBRID FRAC COMPLETION
Publication number
20250129698
Publication date
Apr 24, 2025
Saudi Arabian Oil Company
Khalid Mohammed Alruwaili
E21 - EARTH DRILLING MINING
Information
Patent Application
Systems And Methods For Activating A Pressure-Sensitive Downhole Tool
Publication number
20250129681
Publication date
Apr 24, 2025
Robertson Intellectual Properties, LLC
Michael C. Robertson
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTATIONAL FLOW TRIM FOR A FLOW CONTROL VALVE
Publication number
20250129688
Publication date
Apr 24, 2025
Halliburton Energy Services, Inc.
Matthew S. GRAY
E21 - EARTH DRILLING MINING
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