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E21B33/0355
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B33/00
Sealing or packing boreholes or wells
Current Industry
E21B33/0355
Control systems
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Impact
Patents Grants
last 30 patents
Information
Patent Grant
Coiled piston assembly
Patent number
11,988,062
Issue date
May 21, 2024
Richard M. Murphy
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic control line filters for subsea high-pressure application
Patent number
11,988,061
Issue date
May 21, 2024
Oceaneering International, Inc.
Parteek Kapoor
E21 - EARTH DRILLING MINING
Information
Patent Grant
Subsea variable speed drive apparatus
Patent number
11,950,389
Issue date
Apr 2, 2024
Ana Maria Guimarães Guerreiro
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Casing slip hanger retrieval tool system and method
Patent number
11,939,832
Issue date
Mar 26, 2024
Baker Hughes Oilfield Operations LLC
Samuel Cheng
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pressure management sub-systems for subsea managed pressure operations
Patent number
11,933,128
Issue date
Mar 19, 2024
BLADE ENERGY PARTNERS LTD.
Oscar R. Gabaldon
E21 - EARTH DRILLING MINING
Information
Patent Grant
Electrical drilling and production systems and methods
Patent number
11,933,129
Issue date
Mar 19, 2024
Schlumberger Technology Corporation
Vikas Rakhunde
E21 - EARTH DRILLING MINING
Information
Patent Grant
Regulator having check valve manifold for use in subsea control cir...
Patent number
11,905,782
Issue date
Feb 20, 2024
National Coupling Company, Inc.
Chris Roy
E21 - EARTH DRILLING MINING
Information
Patent Grant
Low power consumption electro-hydraulic system with multiple solenoids
Patent number
11,885,200
Issue date
Jan 30, 2024
Halliburton Energy Services, Inc.
Lorenzzo Breda Minassa
E21 - EARTH DRILLING MINING
Information
Patent Grant
Single solenoid valve electro-hydraulic control system that actuate...
Patent number
11,873,699
Issue date
Jan 16, 2024
Halliburton Energy Services, Inc.
Lorenzzo Breda Minassa
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for initiating an emergency disconnect sequence
Patent number
11,873,694
Issue date
Jan 16, 2024
Bahaa Nouh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Modified riser joints for subsea managed pressure operations
Patent number
11,851,970
Issue date
Dec 26, 2023
BLADE ENERGY PARTNERS LTD.
Oscar R. Gabaldon
E21 - EARTH DRILLING MINING
Information
Patent Grant
Subsea deployable installation and workover control system skid and...
Patent number
11,846,162
Issue date
Dec 19, 2023
Ole Vidar Jonsjord
G08 - SIGNALLING
Information
Patent Grant
Systems and methods for retrievable hydraulic quick dump retrofit m...
Patent number
11,828,124
Issue date
Nov 28, 2023
Marlon J. Tesla
E21 - EARTH DRILLING MINING
Information
Patent Grant
Station keeping and emergency disconnecting capability for a vessel...
Patent number
11,802,460
Issue date
Oct 31, 2023
Transocean Sedco Forex Ventures Limited
Craig Mccormick
E21 - EARTH DRILLING MINING
Information
Patent Grant
Accumulator system
Patent number
11,795,978
Issue date
Oct 24, 2023
Schlumberger Technology Corporation
Christopher Nault
E21 - EARTH DRILLING MINING
Information
Patent Grant
Emergency disconnect system
Patent number
11,788,373
Issue date
Oct 17, 2023
NOBLE DRILLING A/S
Allan McColl
E21 - EARTH DRILLING MINING
Information
Patent Grant
Barrier arrangement in wellhead assembly
Patent number
11,773,678
Issue date
Oct 3, 2023
Dril-Quip, Inc.
Chris D. Bartlett
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for BOP stack structure
Patent number
11,761,284
Issue date
Sep 19, 2023
Benton Frederick Baugh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Electrical drilling and production systems and methods
Patent number
11,739,605
Issue date
Aug 29, 2023
Schlumberger Technology Corporation
Vikas Rakhunde
E21 - EARTH DRILLING MINING
Information
Patent Grant
Low power consumption electro-hydraulic system with pilot cartridge
Patent number
11,732,550
Issue date
Aug 22, 2023
Halliburton Energy Services, Inc.
Lorenzzo Breda Minassa
G05 - CONTROLLING REGULATING
Information
Patent Grant
Completing wells
Patent number
11,719,064
Issue date
Aug 8, 2023
New Subsea Technology AS
Thor Andre Løvoll
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fluid connection assembly
Patent number
11,692,408
Issue date
Jul 4, 2023
FHE USA LLC
Matthew E. Kibler
E21 - EARTH DRILLING MINING
Information
Patent Grant
High pressure blowout preventer system
Patent number
11,692,410
Issue date
Jul 4, 2023
Baker Hughes Energy Technology UK Limited
John Steven Holmes
G05 - CONTROLLING REGULATING
Information
Patent Grant
Pressure-retaining connector
Patent number
11,680,456
Issue date
Jun 20, 2023
FHE USA LLC
Keith C. Johansen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Reliability assessable systems for actuating hydraulically actuated...
Patent number
11,668,149
Issue date
Jun 6, 2023
Transocean Innovation Labs Ltd.
Andrew Leach
E21 - EARTH DRILLING MINING
Information
Patent Grant
Valve assembly for controlling fluid communication along a well tub...
Patent number
11,668,150
Issue date
Jun 6, 2023
Expro North Sea Limited
Dariusz Krzysztof Szpunar
E21 - EARTH DRILLING MINING
Information
Patent Grant
Christmas tree and assembly for controlling flow from a completed well
Patent number
11,668,152
Issue date
Jun 6, 2023
AKER SOLUTIONS AS
Torgeir Skauen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Remote underwater robotic actuator
Patent number
11,661,811
Issue date
May 30, 2023
Kinetic Pressure Control Ltd.
Steven Angstmann
E21 - EARTH DRILLING MINING
Information
Patent Grant
Blowout preventer with reduced fluid volume
Patent number
11,629,570
Issue date
Apr 18, 2023
Schlumberger Technology Corporation
Pascal Berthaud
E21 - EARTH DRILLING MINING
Information
Patent Grant
Accumulator system
Patent number
11,624,254
Issue date
Apr 11, 2023
Schlumberger Technology Corporation
Christopher Nault
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
FLEXIBLE LINEAR ACCESSIBLE CONTROLS SUBSEA
Publication number
20240151115
Publication date
May 9, 2024
Hydril USA Distribution LLC
Amine Abou-Assaad
E21 - EARTH DRILLING MINING
Information
Patent Application
SINGLE SOLENOID VALVE ELECTRO-HYDRAULIC CONTROL SYSTEM THAT ACTUATE...
Publication number
20240125204
Publication date
Apr 18, 2024
Halliburton Energy Services, Inc.
Lorenzzo Breda Minassa
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Regulator Having Check Valve Manifold for Use in Subsea Control Cir...
Publication number
20240125192
Publication date
Apr 18, 2024
National Coupling Company, Inc.
Chris ROY
E21 - EARTH DRILLING MINING
Information
Patent Application
LOW POWER CONSUMPTION ELECTRO-HYDRAULIC SYSTEM WITH MULTIPLE SOLENOIDS
Publication number
20240102354
Publication date
Mar 28, 2024
Halliburton Energy Services, Inc.
Lorenzzo Breda Minassa
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
INTEGRATED CURRENT LOAD AS WELLHEAD FATIGUE DAMAGE RATE INDICATOR
Publication number
20240084692
Publication date
Mar 14, 2024
Chevron U.S.A. Inc.
Xiaorui Guan
E21 - EARTH DRILLING MINING
Information
Patent Application
Subsea Wellhead Monitoring System
Publication number
20240068319
Publication date
Feb 29, 2024
Brandon Beau Beaver
E21 - EARTH DRILLING MINING
Information
Patent Application
ELECTRIC ACTUATOR BUS SYSTEM
Publication number
20240035349
Publication date
Feb 1, 2024
Onesubsea IP UK Limited
Burkhard SOMMER
E21 - EARTH DRILLING MINING
Information
Patent Application
BARRIER ARRANGEMENT IN WELLHEAD ASSEMBLY
Publication number
20230392466
Publication date
Dec 7, 2023
Dril-Quip, Inc.
Chris D. Bartlett
E21 - EARTH DRILLING MINING
Information
Patent Application
LIGHTWEIGHT FLOW MODULE
Publication number
20230383617
Publication date
Nov 30, 2023
FMC Technologies, Inc.
Paul L. Riley
E21 - EARTH DRILLING MINING
Information
Patent Application
Electrical Drilling and Production Systems and Methods
Publication number
20230332477
Publication date
Oct 19, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
Vikas RAKHUNDE
E21 - EARTH DRILLING MINING
Information
Patent Application
DEPTH COMPENSATED ACCUMULATOR SYSTEM FOR GENERATION OF HYDRAULIC PO...
Publication number
20230313817
Publication date
Oct 5, 2023
OBS TECHNOLOGY AS
Nils Terje OTTESTAD
E21 - EARTH DRILLING MINING
Information
Patent Application
ADVANCED EXTENDED FLOWBACK SYSTEM
Publication number
20230287764
Publication date
Sep 14, 2023
Marine Well Containment Company LLC
David Nickerson
E21 - EARTH DRILLING MINING
Information
Patent Application
Regulator Having Check Valve Manifold for Use in Subsea Control Cir...
Publication number
20230287753
Publication date
Sep 14, 2023
National Coupling Company, Inc.
Chris ROY
E21 - EARTH DRILLING MINING
Information
Patent Application
Subsea Tree Including a Fluid Swivel
Publication number
20230265729
Publication date
Aug 24, 2023
Pivotree Pty Ltd
Christopher Merrick
E21 - EARTH DRILLING MINING
Information
Patent Application
Hydraulic control line filters for subsea high-pressure application
Publication number
20230265730
Publication date
Aug 24, 2023
OCEANEERING INTERNATIONAL, INC.
Parteek KAPOOR
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS FOR REDUCING FLUID HAMMER IN SUBSEA SYSTEMS
Publication number
20230203905
Publication date
Jun 29, 2023
TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC
Craig MCCORMICK
E21 - EARTH DRILLING MINING
Information
Patent Application
WELLHEAD SYSTEMS AND METHODS
Publication number
20230193726
Publication date
Jun 22, 2023
Cameron International Corporation
Jose NAVAR
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR INITIATING AN EMERGENCY DISCONNECT SEQUENCE
Publication number
20230145664
Publication date
May 11, 2023
KONGSBERG MARITIME INC.
BAHAA NOUH
E21 - EARTH DRILLING MINING
Information
Patent Application
MODIFIED RISER JOINTS FOR SUBSEA MANAGED PRESSURE OPERATIONS
Publication number
20230138273
Publication date
May 4, 2023
BLADE ENERGY PARTNERS, LTD.
Oscar R. GABALDON
E21 - EARTH DRILLING MINING
Information
Patent Application
PRESSURE MANAGEMENT SUB-SYSTEMS FOR SUBSEA MANAGED PRESSURE OPERATIONS
Publication number
20230135617
Publication date
May 4, 2023
BLADE ENERGY PARTNERS, LTD.
Oscar R. GABALDON
E21 - EARTH DRILLING MINING
Information
Patent Application
AUTONOMOUS SURFACE SYSTEM
Publication number
20230112716
Publication date
Apr 13, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
Hugues Trifol
E21 - EARTH DRILLING MINING
Information
Patent Application
SELF-PROPELLED VALVE ACTUATOR ON A RAIL TRANSPORT SYSTEM FOR MANIFO...
Publication number
20230111005
Publication date
Apr 13, 2023
Vetco Gray Scandinavia AS
Dawid BIERNACIK
E21 - EARTH DRILLING MINING
Information
Patent Application
TEMPERATURE GAUGE FOR AN ACCUMULATOR NITROGEN TANK APPARATUS, SYSTE...
Publication number
20230083472
Publication date
Mar 16, 2023
Reel Power Licensing Corp.
Nathan Schmidt
E21 - EARTH DRILLING MINING
Information
Patent Application
AUTOMATIC CHOKING HYDRAULIC SHOCK REDUCTION VALVE
Publication number
20230075775
Publication date
Mar 9, 2023
Baker Hughes Oilfield Operations LLC
Alexander McAuley
E21 - EARTH DRILLING MINING
Information
Patent Application
AUTONOMOUS BLOWOUT PREVENTER
Publication number
20230057814
Publication date
Feb 23, 2023
STYLIANOS PAPADIMITRIOU
E21 - EARTH DRILLING MINING
Information
Patent Application
VALVE ASSEMBLY FOR CONTROLLING FLUID COMMUNICATION ALONG A WELL TUB...
Publication number
20230036622
Publication date
Feb 2, 2023
EXPRO NORTH SEA LIMITED
Dariusz Krzysztof Szpunar
E21 - EARTH DRILLING MINING
Information
Patent Application
Method for producing extra force and reduced hydraulic supply for s...
Publication number
20230036377
Publication date
Feb 2, 2023
Benton Frederick Baugh
E21 - EARTH DRILLING MINING
Information
Patent Application
Method for BOP Stack Structure
Publication number
20230028550
Publication date
Jan 26, 2023
Benton Frederick Baugh
E21 - EARTH DRILLING MINING
Information
Patent Application
PRESSURE CONTROL APPARATUS ACTIVATION MONITORING
Publication number
20230003770
Publication date
Jan 5, 2023
Kinetic Pressure Control. Ltd.
Billy Gallagher
E21 - EARTH DRILLING MINING
Information
Patent Application
A Subsea Deployable Installation and Workover Control System Skid a...
Publication number
20220389794
Publication date
Dec 8, 2022
FMC Kongsberg Subsea AS
Ole Vidar Jonsjord
G08 - SIGNALLING