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E21B4/02
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E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B4/00
Drives used in the borehole
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E21B4/02
Fluid rotary type drives
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Patents Grants
last 30 patents
Information
Patent Grant
Hydrojets rotary drill bit
Patent number
11,988,046
Issue date
May 21, 2024
Cool Edge Bits
Anatoli Alimpievich Borissov
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill string-connected protection from borehole pulsation energies
Patent number
11,988,071
Issue date
May 21, 2024
PERFORMANCE PULSATION CONTROL, INC.
John Thomas Rogers
E21 - EARTH DRILLING MINING
Information
Patent Grant
Modified torque generator and methods of use
Patent number
11,982,147
Issue date
May 14, 2024
CT Energy Ltd.
Josh Campbell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Electric driven hydraulic fracking operation
Patent number
11,976,525
Issue date
May 7, 2024
Halliburton Energy Services, Inc.
John Fischer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Parameter monitoring and control for an electric driven hydraulic f...
Patent number
11,976,524
Issue date
May 7, 2024
Halliburton Energy Services, Inc.
John Fischer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Adjustable fins on a turbine
Patent number
11,971,004
Issue date
Apr 30, 2024
Schlumberger Technology Corporation
Annabel Felton
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Wear resistant self-lubricating additive manufacturing parts and pa...
Patent number
11,965,398
Issue date
Apr 23, 2024
Schlumberger Technology Corporation
Manuel Marya
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Wired downhole adjustable mud motors
Patent number
11,952,895
Issue date
Apr 9, 2024
National-Oilwell Varco, L.P.
Jeffery Ronald Clausen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic tools, drilling systems including hydraulic tools, and me...
Patent number
11,946,341
Issue date
Apr 2, 2024
Baker Hughes Holdings LLC
Carsten Hohl
E21 - EARTH DRILLING MINING
Information
Patent Grant
Horizontal directional drill with freewheel mode
Patent number
11,946,372
Issue date
Apr 2, 2024
Vermeer Manufacturing Company
Ethan Roth
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotor bearing system
Patent number
11,939,844
Issue date
Mar 26, 2024
National-Oilwell Varco, L.P.
Michael J. Guidry
E21 - EARTH DRILLING MINING
Information
Patent Grant
Variable frequency drive configuration for electric driven hydrauli...
Patent number
11,939,828
Issue date
Mar 26, 2024
Halliburton Energy Services, Inc.
John Fischer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wireless integrated data recorder
Patent number
11,933,166
Issue date
Mar 19, 2024
SANVEAN TECHNOLOGIES LLC
Junichi Sugiura
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for deploying and cementing liners across chal...
Patent number
11,913,297
Issue date
Feb 27, 2024
Saudi Arabian Oil Company
Abdullah H. Alotaibi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for testing and confirming a successful downli...
Patent number
11,913,308
Issue date
Feb 27, 2024
Nabors Drilling Technologies USA, Inc.
Austin Groover
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulically driven rotating string reamer and methods
Patent number
11,905,794
Issue date
Feb 20, 2024
Saudi Arabian Oil Company
Salem Alharbi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Coupling with enhanced torsional, fatigue strength, and wear resist...
Patent number
11,905,764
Issue date
Feb 20, 2024
IBEX Drilling Solutions, Inc.
James Kraus
E21 - EARTH DRILLING MINING
Information
Patent Grant
Coring apparatus for rubber stator
Patent number
11,905,792
Issue date
Feb 20, 2024
Clean-Tube LLC
Paul D. Jezek
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Driving system for core drilling rig
Patent number
11,905,775
Issue date
Feb 20, 2024
Shenzhen University
Mingzhong Gao
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotation converter
Patent number
11,905,793
Issue date
Feb 20, 2024
GQ Technical LLC
Guochang Wang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods that use harmonic drives for converting recipro...
Patent number
11,906,020
Issue date
Feb 20, 2024
National Technology & Engineering Solutions of Sandia, LLC
David W. Raymond
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for forming a subterranean borehole
Patent number
11,867,059
Issue date
Jan 9, 2024
The Texas A&M University System
David Staack
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and systems for supplying fuel to gas turbine engines
Patent number
11,867,118
Issue date
Jan 9, 2024
BJ Energy Solutions, LLC
Tony Yeung
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill string rotation controller for directional drilling
Patent number
11,834,928
Issue date
Dec 5, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Jialin Tian
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cold spraying a coating onto a rotor in a downhole motor assembly
Patent number
11,828,114
Issue date
Nov 28, 2023
Halliburton Energy Services, Inc.
Krutibas Panda
E21 - EARTH DRILLING MINING
Information
Patent Grant
High-pressure drilling assembly
Patent number
11,828,117
Issue date
Nov 28, 2023
Schlumberger Technology Corporation
Eric Johnson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole telemetry system having an electro-magnetic reciever and a...
Patent number
11,821,304
Issue date
Nov 21, 2023
U-Target Energy Ltd.
Xia Pan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Reversible polycrystalline diamond compact bit
Patent number
11,821,263
Issue date
Nov 21, 2023
Saudi Arabian Oil Company
Jianhui Xu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Detecting a mud motor stall
Patent number
11,821,272
Issue date
Nov 21, 2023
PASON SYSTEMS CORP.
Choon-Sun James Ng
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic tools, drilling systems including hydraulic tools, and me...
Patent number
11,821,288
Issue date
Nov 21, 2023
Baker Hughes Holdings LLC
Carsten Hohl
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
TRANSMISSION ASSEMBLY FOR TRANSMITTING TORQUE ACROSS AN ANGULAR CON...
Publication number
20240159277
Publication date
May 16, 2024
New Ventures Marketing, LLC
Gregory Clarence Goff
E21 - EARTH DRILLING MINING
Information
Patent Application
EXTENDED REACH TOOL FOR A BOTTOM HOLE ASSEMBLY
Publication number
20240117696
Publication date
Apr 11, 2024
KLX ENERGY SERVICES LLC
Ryan Nyberg
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS AND SYSTEMS FOR SUPPLYING FUEL TO GAS TURBINE ENGINES
Publication number
20240093648
Publication date
Mar 21, 2024
BJ Energy Solutions, LLC
Tony Yeung
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
MODIFIED TORQUE GENERATOR AND METHODS OF USE
Publication number
20240068314
Publication date
Feb 29, 2024
CT Energy Ltd.
Josh Campbell
E21 - EARTH DRILLING MINING
Information
Patent Application
HIGH MODULUS LINERS IN PDM STATORS WITH DIAMETER RELIEFS COMPENSATI...
Publication number
20240044251
Publication date
Feb 8, 2024
Abaco Drilling Technologies LLC
Peter Thomas Cariveau
E21 - EARTH DRILLING MINING
Information
Patent Application
MUD MOTOR ROTOR WITH CORE AND SHELL
Publication number
20240026880
Publication date
Jan 25, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Anton Kolyshkin
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTOR BEARING SYSTEM
Publication number
20240026738
Publication date
Jan 25, 2024
National-Oilwell Varco, L.P.
Michael J. Guidry
E21 - EARTH DRILLING MINING
Information
Patent Application
ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM
Publication number
20240011381
Publication date
Jan 11, 2024
Halliburton Energy Services, Inc.
John Fischer
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTATION CONVERTER
Publication number
20240003191
Publication date
Jan 4, 2024
GQ Technical LLC
Guochang WANG
E21 - EARTH DRILLING MINING
Information
Patent Application
VARIABLE FREQUENCY DRIVE CONFIGURATION FOR ELECTRIC DRIVEN HYDRAULI...
Publication number
20240003208
Publication date
Jan 4, 2024
National Service Alliance - Houston LLC
John Fischer
E21 - EARTH DRILLING MINING
Information
Patent Application
PRESSURE WAVE-BASED STEERING AND COMMUNICATION SYSTEMS
Publication number
20240003199
Publication date
Jan 4, 2024
D-TECH UK LTD.
Christian MENGER
E21 - EARTH DRILLING MINING
Information
Patent Application
MOTOR EFFICIENCY AND DEGRADATION INTERPRETATION SYSTEM
Publication number
20240003241
Publication date
Jan 4, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Yuelin Shen
E21 - EARTH DRILLING MINING
Information
Patent Application
FLOW-THROUGH PULSING ASSEMBLY FOR USE IN DOWNHOLE OPERATIONS
Publication number
20230417126
Publication date
Dec 28, 2023
IMPULSE DOWNHOLE SOLUTIONS LTD.
Troy LORENSON
E21 - EARTH DRILLING MINING
Information
Patent Application
ELECTRIC DRIVEN HYDRAULIC FRACKING OPERATION
Publication number
20230392461
Publication date
Dec 7, 2023
National Service Alliance - Houston LLC
John Fischer
E21 - EARTH DRILLING MINING
Information
Patent Application
A DRIVE DEVICE FOR ROTATABLE OPERATION OF A DRILL BIT OF A DOWN-THE...
Publication number
20230374860
Publication date
Nov 23, 2023
LKAB WASSARA AB
Magnus HÖRMAN
E21 - EARTH DRILLING MINING
Information
Patent Application
PARAMETER MONITORING AND CONTROL FOR AN ELECTRIC DRIVEN HYDRAULIC F...
Publication number
20230366280
Publication date
Nov 16, 2023
National Service Alliance - Houston LLC
John Fischer
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR POSITIVE DISPLACEMENT MOTOR DIAGNOSTICS AND...
Publication number
20230304388
Publication date
Sep 28, 2023
Saudi Arabian Oil Company
Abdullah Mohammed Al-Dossary
E21 - EARTH DRILLING MINING
Information
Patent Application
VARIABLE FREQUENCY DRIVE CONFIGURATION FOR ELECTRIC DRIVEN HYDRAULI...
Publication number
20230304368
Publication date
Sep 28, 2023
National Service Alliance - Houston LLC
John Fischer
E21 - EARTH DRILLING MINING
Information
Patent Application
CLUTCH ASSEMBLY AND RELATED SYSTEMS AND METHODS
Publication number
20230295988
Publication date
Sep 21, 2023
Robert McCullough
E21 - EARTH DRILLING MINING
Information
Patent Application
WIRED DOWNHOLE ADJUSTABLE MUD MOTORS
Publication number
20230279728
Publication date
Sep 7, 2023
National-Oilwell Varco, L.P.
Jeffery Ronald Clausen
E21 - EARTH DRILLING MINING
Information
Patent Application
POSITIVE DISPLACEMENT MOTOR WITH A THERMOPLASTIC STATOR THAT CAN BE...
Publication number
20230228152
Publication date
Jul 20, 2023
Halliburton Energy Services, Inc.
Carson Edward Riggins
E21 - EARTH DRILLING MINING
Information
Patent Application
COLD SPRAYING A COATING ONTO A ROTOR IN A DOWNHOLE MOTOR ASSEMBLY
Publication number
20230203895
Publication date
Jun 29, 2023
Halliburton Energy Services, Inc.
Krutibas Panda
E21 - EARTH DRILLING MINING
Information
Patent Application
HYBRID DRILLING AND TRIMMING TOOL AND METHODS
Publication number
20230193696
Publication date
Jun 22, 2023
Saudi Arabian Oil Company
Sameeh Issa Batarseh
E21 - EARTH DRILLING MINING
Information
Patent Application
LUBRICATING DOWNHOLE-TYPE ROTATING MACHINES
Publication number
20230184036
Publication date
Jun 15, 2023
Upwing Energy, Inc.
David Biddick
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE MOTOR OR PUMP WITH STATOR MANUFACTURED WITH COLD SPRAY
Publication number
20230167686
Publication date
Jun 1, 2023
Halliburton Energy Services, Inc.
Philip Park Hung Leung
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
DRILLING SYSTEM WITH MUD MOTOR INCLUDING MUD LUBRICATED BEARING ASS...
Publication number
20230167685
Publication date
Jun 1, 2023
Halliburton Energy Services, Inc.
Joseph Munguia
E21 - EARTH DRILLING MINING
Information
Patent Application
OPTIMIZED ADHESIVE THICKNESS FOR METAL-TO-ELASTOMER BONDING IN OILF...
Publication number
20230160261
Publication date
May 25, 2023
Halliburton Energy Services, Inc.
Byong Jun Kim
E21 - EARTH DRILLING MINING
Information
Patent Application
ELECTRIC DRIVEN HYDRAULIC FRACKING OPERATION
Publication number
20230160271
Publication date
May 25, 2023
National Service Alliance - Houston LLC
John Fischer
E21 - EARTH DRILLING MINING
Information
Patent Application
SEAL SYSTEM
Publication number
20230130532
Publication date
Apr 27, 2023
Dynomax Drilling Tools Inc.
Hartley Randle
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING TURBINE AND METHOD OF DIRECTIONAL DRILLING
Publication number
20230107576
Publication date
Apr 6, 2023
Fraunhofer Gesellschaft zur Forderung der angewandten Forschung e.V.
NIKLAS GEISSLER
E21 - EARTH DRILLING MINING