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E21B7/046
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E21
Mining
E21B
EARTH DRILLING
E21B7/00
Special methods or apparatus for drilling
Current Industry
E21B7/046
horizontal drilling
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Patents Grants
last 30 patents
Information
Patent Grant
Pitch data processing system for horizontal directional drilling
Patent number
11,976,555
Issue date
May 7, 2024
Underground Magnetics, Inc.
Yuriy Khapochkin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Trenchlessly installed subterranean collector drain for surface and...
Patent number
11,976,454
Issue date
May 7, 2024
TRENCHLESS GROUNDWATER MOVERS, LLC
John Jurgens
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Multi-tool boring systems and methods of operating such systems
Patent number
11,959,338
Issue date
Apr 16, 2024
ArcByt, Inc.
Roberto Antonio Zillante
E21 - EARTH DRILLING MINING
Information
Patent Grant
High-efficiency yield-increasing exploitation method for natural ga...
Patent number
11,952,869
Issue date
Apr 9, 2024
CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
Jianbo Zhang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cutting element assemblies and downhole tools comprising rotatable...
Patent number
11,946,321
Issue date
Apr 2, 2024
Baker Hughes Oilfield Operations LLC
Jon David Schroder
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for developing horizontal hydrocarbon wells
Patent number
11,947,067
Issue date
Apr 2, 2024
Saudi Arabian Oil Company
Hasan Algheryafi
G06 - COMPUTING CALCULATING COUNTING
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
Utility pipe installation protection system
Patent number
11,933,173
Issue date
Mar 19, 2024
The Charles Machine Works, Inc.
Bradley S. Marshall
E21 - EARTH DRILLING MINING
Information
Patent Grant
Horizontal directional drilling system and method
Patent number
11,927,090
Issue date
Mar 12, 2024
Vermeer Manufacturing Company
Hans Frederick Kelpe
E21 - EARTH DRILLING MINING
Information
Patent Grant
Straddle seat pit launch directional drill
Patent number
11,920,470
Issue date
Mar 5, 2024
Roddie, Inc.
Rod Herrick
E21 - EARTH DRILLING MINING
Information
Patent Grant
Determination of fluid-phase-specific petrophysical properties of g...
Patent number
11,921,069
Issue date
Mar 5, 2024
Vinegar Technologies LLC
Eva Vinegar
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mounting arrangement for pullback adaptor
Patent number
11,913,287
Issue date
Feb 27, 2024
Vermeer Manufacturing Company
Jacob Richard Smith
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drive and a method for operating a drive of a ground drilling device
Patent number
11,905,769
Issue date
Feb 20, 2024
TRACTO-TECHNIK GmbH & Co. KG
Manfred Schauerte
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mechanical disconnect for rotation drive
Patent number
11,898,405
Issue date
Feb 13, 2024
The Charles Machine Works, Inc.
David L. Horst
E21 - EARTH DRILLING MINING
Information
Patent Grant
HDD reamer having removable cutting teeth
Patent number
11,891,859
Issue date
Feb 6, 2024
Vermeer Manufacturing Company
Jacob Richard Smith
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method to prevent dual rod drill string drag
Patent number
11,885,223
Issue date
Jan 30, 2024
The Charles Machine Works, Inc.
Greg L. Slaughter
E21 - EARTH DRILLING MINING
Information
Patent Grant
Vibro-anchoring system integrated into horizontal directional rig
Patent number
11,879,331
Issue date
Jan 23, 2024
UNIVERSAL HORIZONTAL DIRECTIONAL
Vasily Anischenko
E21 - EARTH DRILLING MINING
Information
Patent Grant
Horizontal directional drilling rig with electrical buss bar
Patent number
11,879,332
Issue date
Jan 23, 2024
LaValley Industries, LLC
Jason LaValley
E21 - EARTH DRILLING MINING
Information
Patent Grant
Advanced inground device power control and associated methods
Patent number
11,867,057
Issue date
Jan 9, 2024
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Underground drill
Patent number
11,867,056
Issue date
Jan 9, 2024
The Toro Company
Stephen Joseph Sartori
E21 - EARTH DRILLING MINING
Information
Patent Grant
Advanced passive interference management in directional drilling sy...
Patent number
11,852,012
Issue date
Dec 26, 2023
Merlin Technology, Inc.
Rudolf Zeller
E21 - EARTH DRILLING MINING
Information
Patent Grant
Identifying fluid types and associated volumes in rock samples usin...
Patent number
11,852,013
Issue date
Dec 26, 2023
ExxonMobil Technology and Engineering Company
Olabode Ijasan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Horizontal sampling soil drilling rig and control method thereof
Patent number
11,851,966
Issue date
Dec 26, 2023
INSTITUTE OF EARTH ENVIRONMENT, CHINESE ACADEMY OF SCIENCES
Maoyong He
E21 - EARTH DRILLING MINING
Information
Patent Grant
Lateral boreholes in an earth formation
Patent number
11,846,185
Issue date
Dec 19, 2023
SHELL USA, INC.
Robert Theodore Hahn
E21 - EARTH DRILLING MINING
Information
Patent Grant
Arrangement of a ground drilling device, method for operating a gro...
Patent number
11,834,921
Issue date
Dec 5, 2023
TRACTO-TECHNIK GmbH & Co. KG
Manfred Schauerte
E21 - EARTH DRILLING MINING
Information
Patent Grant
Dual-member pipe assembly
Patent number
11,828,176
Issue date
Nov 28, 2023
The Charles Machine Works, Inc.
Greg L. Slaughter
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill planning tool for topography characterization, system and ass...
Patent number
11,814,950
Issue date
Nov 14, 2023
Merlin Technology, Inc.
Rudolf Zeller
E21 - EARTH DRILLING MINING
Information
Patent Grant
Reactive torque automatic balancing device for screw drilling tool,...
Patent number
11,814,944
Issue date
Nov 14, 2023
China Petroleum and Chemical Corporation
Deshuai Zheng
E21 - EARTH DRILLING MINING
Information
Patent Grant
Dual rod directional drilling system
Patent number
11,808,151
Issue date
Nov 7, 2023
Vermeer Manufacturing Company
Michael D. Langenfeld
E21 - EARTH DRILLING MINING
Information
Patent Grant
Enhanced drill bit profile for use in HDD
Patent number
11,808,088
Issue date
Nov 7, 2023
Kondex Corporation
Mark More
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
MECHANICAL DISCONNECT FOR ROTATION DRIVE
Publication number
20240151112
Publication date
May 9, 2024
The Charles Machine Works, Inc.
David L. Horst
E21 - EARTH DRILLING MINING
Information
Patent Application
WIDE FREQUENCY RANGE UNDERGROUND TRANSMITTER
Publication number
20240151137
Publication date
May 9, 2024
Underground Magnetics, Inc.
Yuriy Khapochkin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HORIZONTAL DIRECTIONAL DRILLING RIG
Publication number
20240125182
Publication date
Apr 18, 2024
LAVALLEY INDUSTRIES, LLC
Jason LaValley
E21 - EARTH DRILLING MINING
Information
Patent Application
CRACKING PERMEABILITY INCREASING METHOD COMBINING HYDRAULIC FRACTUR...
Publication number
20240110465
Publication date
Apr 4, 2024
CHINA UNIVERSITY OF MINING AND TECHNOLOGY
WEI YANG
E21 - EARTH DRILLING MINING
Information
Patent Application
Advanced Inground Device Power Control and Associated Methods
Publication number
20240102344
Publication date
Mar 28, 2024
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTI-TOOL BORING SYSTEMS AND METHODS OF OPERATING SUCH SYSTEMS
Publication number
20240093557
Publication date
Mar 21, 2024
ArcByt, Inc.
Roberto Antonio Zillante
E21 - EARTH DRILLING MINING
Information
Patent Application
HIGH-EFFICIENCY YIELD-INCREASING EXPLOITATION METHOD FOR NATURAL GA...
Publication number
20240093579
Publication date
Mar 21, 2024
China University of Petroleum (East China)
Jianbo Zhang
E21 - EARTH DRILLING MINING
Information
Patent Application
AUGER BORING USING A PIPE SEAL ASSEMBLY TO JOIN TOGETHER CASING PIP...
Publication number
20240084649
Publication date
Mar 14, 2024
Brocato Construction Company Inc.
Chris BROCATO
E21 - EARTH DRILLING MINING
Information
Patent Application
ADVANCED PASSIVE INTERFERENCE MANAGEMENT IN DIRECTIONAL DRILLING SY...
Publication number
20240060416
Publication date
Feb 22, 2024
Merlin Technology, Inc.
Rudolf Zeller
E21 - EARTH DRILLING MINING
Information
Patent Application
CUTTING ELEMENT ASSEMBLIES AND DOWNHOLE TOOLS COMPRISING ROTATABLE...
Publication number
20240044214
Publication date
Feb 8, 2024
Baker Hughes Oilfield Operations LLC
Jon David Schroder
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH AUGER
Publication number
20240044215
Publication date
Feb 8, 2024
MAKITA CORPORATION
Hidenori NAGASAKA
E21 - EARTH DRILLING MINING
Information
Patent Application
FRICTION REDUCTION ASSEMBLY
Publication number
20240035348
Publication date
Feb 1, 2024
IMPULSE DOWNHOLE SOLUTIONS LTD.
Douglas KINSELLA
E21 - EARTH DRILLING MINING
Information
Patent Application
WIRELESS TELEMETRY SYSTEM FOR HORIZONTAL DIRECTIONAL DRILLING
Publication number
20240026781
Publication date
Jan 25, 2024
Underground Magnetics, Inc.
Jian Jin
E21 - EARTH DRILLING MINING
Information
Patent Application
The system for monitoring the profile of the bottom of the borehole...
Publication number
20240011390
Publication date
Jan 11, 2024
ELENA ALEKSEEVNA TAREEVA
E21 - EARTH DRILLING MINING
Information
Patent Application
System and Method for Acoustically Detecting Cross Bores
Publication number
20230417937
Publication date
Dec 28, 2023
ULC TECHNOLOGIES, LLC
John Jayne
E21 - EARTH DRILLING MINING
Information
Patent Application
MICROTUNNELING METHOD AND DEVICE
Publication number
20230374863
Publication date
Nov 23, 2023
Tunnel Service Group GmbH
Ingo Justen
E21 - EARTH DRILLING MINING
Information
Patent Application
DIRECTIONAL DRILL SECURING DEVICE AND METHOD
Publication number
20230374867
Publication date
Nov 23, 2023
TT Technologies, Inc.
John A. Olander
E21 - EARTH DRILLING MINING
Information
Patent Application
Method and Apparatus For Geothermal Energy Recovery From Wellbores
Publication number
20230374869
Publication date
Nov 23, 2023
Gunnar LLLP
Clinton Moss
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND APPARATUS FOR ASSISTING IN EXTRACTION OF FLUID FROM COAL...
Publication number
20230349237
Publication date
Nov 2, 2023
CFT Technologies Pty Ltd
Rodney Michael BRESNEHAN
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL PLANNING TOOL FOR TOPOGRAPHY CHARACTERIZATION, SYSTEM AND ASS...
Publication number
20230340869
Publication date
Oct 26, 2023
Merlin Technology, Inc.
Rudolf Zeller
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE ENERGY HARVESTING SYSTEM
Publication number
20230332488
Publication date
Oct 19, 2023
The Charles Machine Works, Inc.
Klayton Day Jones
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS FOR CAPTURING AXIAL FORCE ON AN INNER DRIVE MEMBER
Publication number
20230332469
Publication date
Oct 19, 2023
The Charles Machine Works, Inc.
Max A. Metcalf
E21 - EARTH DRILLING MINING
Information
Patent Application
VIRTUAL BRAKE SYSTEM
Publication number
20230332487
Publication date
Oct 19, 2023
The Charles Machine Works, Inc.
Joseph G. Greenlee
E21 - EARTH DRILLING MINING
Information
Patent Application
HORIZONTAL DIRECTIONAL DRILL WITH FREEWHEEL MODE
Publication number
20230304358
Publication date
Sep 28, 2023
Vermeer Manufacturing Company
Jacob Rewerts
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR MULTILATERAL QUICK ACCESS IN OIL AND GAS INDU...
Publication number
20230304369
Publication date
Sep 28, 2023
Saudi Arabian Oil Company
Amir Abdelhamid Mohammed Elkawass
E21 - EARTH DRILLING MINING
Information
Patent Application
PULLBACK SYSTEM FOR DRILLING TOOL
Publication number
20230287741
Publication date
Sep 14, 2023
Vermeer Manufacturing Company
Jacob Richard Smith
E21 - EARTH DRILLING MINING
Information
Patent Application
OFFSHORE HORIZONTAL DIRECTIONAL DRILLING INSTALLATION FRAME, SYSTEM...
Publication number
20230272673
Publication date
Aug 31, 2023
CASHMAN DREDGING AND MARINE CONTRACTING, CO., LLC
Michael Empey
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL STRING JOINT FOR HORIZONTAL DIRECTIONAL DRILLING SYSTEM
Publication number
20230272679
Publication date
Aug 31, 2023
Vermeer Manufacturing Company
Jacob Richard Smith
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR DEEP-SEA EXTRACTION OF NATURAL GAS HYDRATES WITH RESERVO...
Publication number
20230272696
Publication date
Aug 31, 2023
Shandong University of Science and Technology
Bin GONG
E21 - EARTH DRILLING MINING
Information
Patent Application
ADVANCED PASSIVE INTERFERENCE MANAGEMENT IN DIRECTIONAL DRILLING SY...
Publication number
20230272708
Publication date
Aug 31, 2023
Merlin Technology, Inc.
Rudolf Zeller
E21 - EARTH DRILLING MINING