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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B7/00
Special methods or apparatus for drilling
Current Industry
E21B7/062
the tool shaft rotating inside a non-rotating guide travelling with the shaft
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Patents Grants
last 30 patents
Information
Patent Grant
Directional core drilling system
Patent number
12,123,265
Issue date
Oct 22, 2024
INTERNATIONAL DIRECTIONAL SERVICES LLC
Zach Thomas
E21 - EARTH DRILLING MINING
Information
Patent Grant
Push the bit rotary steerable system
Patent number
12,116,894
Issue date
Oct 15, 2024
D-Tech (UK) Ltd
Richard Hutton
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole directional drilling tool
Patent number
11,939,867
Issue date
Mar 26, 2024
Schlumberger Technology Corporation
Andrew Mueller
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tilting anti-rotation system
Patent number
11,821,311
Issue date
Nov 21, 2023
Halliburton Energy Services, Inc.
Fraser A. Wheeler
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
Downhole steering system and methods
Patent number
11,788,359
Issue date
Oct 17, 2023
Schlumberger Technology Corporation
Jonathan D. Marshall
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems, methods, and devices for directionally drilling an oil wel...
Patent number
11,713,665
Issue date
Aug 1, 2023
General Downhole Tools, Ltd.
Michael Harvey
E21 - EARTH DRILLING MINING
Information
Patent Grant
Push the bit rotary steerable system
Patent number
11,649,680
Issue date
May 16, 2023
D-TECH UK LTD
Richard Hutton
E21 - EARTH DRILLING MINING
Information
Patent Grant
Radial bearing apparatus for use with side forces
Patent number
11,639,634
Issue date
May 2, 2023
Halliburton Energy Services, Inc.
Hossam Gharib
E21 - EARTH DRILLING MINING
Information
Patent Grant
Equipment string communication and steering
Patent number
11,634,951
Issue date
Apr 25, 2023
Schlumberger Technology Corporation
Edward George Parkin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Shape memory alloy shaft alignment coupler for downhole tools
Patent number
11,619,104
Issue date
Apr 4, 2023
Halliburton Energy Services, Inc.
Alexander J. Schaeffer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mechanical rotary steering drilling tool
Patent number
11,542,753
Issue date
Jan 3, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Jialin Tian
E21 - EARTH DRILLING MINING
Information
Patent Grant
Directional drilling system with cartridges
Patent number
11,441,358
Issue date
Sep 13, 2022
Halliburton Energy Services, Inc.
James Wilson Moore
E21 - EARTH DRILLING MINING
Information
Patent Grant
Directional drilling systems and methods
Patent number
11,434,696
Issue date
Sep 6, 2022
Schlumberger Technology Corporation
Joachim Sihler
E21 - EARTH DRILLING MINING
Information
Patent Grant
Equipment string communication and steering
Patent number
11,414,932
Issue date
Aug 16, 2022
Schlumberger Technology Corporation
Edward George Parkin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Driven rotary steering system having a variable-orifice valve
Patent number
11,414,931
Issue date
Aug 16, 2022
Halliburton Energy Services, Inc.
Neelesh V. Deolalikar
E21 - EARTH DRILLING MINING
Information
Patent Grant
[1,2,4]triazolo[4,3-b]pyridazines for use in the treatment of proli...
Patent number
11,407,755
Issue date
Aug 9, 2022
Astrazeneca AB
Robert Hugh Bradbury
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pressure balanced seal assembly
Patent number
11,365,584
Issue date
Jun 21, 2022
Halliburton Energy Services, Inc.
Fraser A. Wheeler
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Steering system for use with a drill string
Patent number
11,365,586
Issue date
Jun 21, 2022
Halliburton Energy Services, Inc.
Larry DeLynn Chambers
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Driven rotary steering system having variable-aperture valve orifices
Patent number
11,332,979
Issue date
May 17, 2022
Halliburton Energy Services, Inc.
Neelesh V. Deolalikar
E21 - EARTH DRILLING MINING
Information
Patent Grant
Universal bottomhole assembly node (UBHAN) providing communications...
Patent number
11,326,437
Issue date
May 10, 2022
Well Resolutions Technology
Borislav J. Tchakarov
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Push type rotary guide drilling system
Patent number
11,306,540
Issue date
Apr 19, 2022
INSTITUTE OF GEOLOGY AND GEOPHYSICS, CHINESE ACADEMY OF SCIENCES
Qingbo Liu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotary steerable system
Patent number
11,286,723
Issue date
Mar 29, 2022
Halliburton Energy Services, Inc.
Alan Campbell Bryson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Steering pad overextension prevention for rotary steerable system
Patent number
11,280,135
Issue date
Mar 22, 2022
Halliburton Energy Services, Inc.
Brian Lee Doud
E21 - EARTH DRILLING MINING
Information
Patent Grant
Directional drilling
Patent number
11,268,325
Issue date
Mar 8, 2022
Saudi Arabian Oil Company
Atallah N. Alharbi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Enclosed module for a downhole system
Patent number
11,230,887
Issue date
Jan 25, 2022
Baker Hughes, a GE company, LLC
Volker Peters
E21 - EARTH DRILLING MINING
Information
Patent Grant
Azimuthal measurement for geosteering
Patent number
11,231,517
Issue date
Jan 25, 2022
SANVEAN TECHNOLOGIES LLC
Junichi Sugiura
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole adjustable bend assemblies
Patent number
11,225,835
Issue date
Jan 18, 2022
National-Oilwell DHT, L.P.
Jeffery Ronald Clausen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Steering systems and methods
Patent number
11,187,043
Issue date
Nov 30, 2021
Schlumberger Technology Corporation
Mauro Caresta
E21 - EARTH DRILLING MINING
Information
Patent Grant
Dual rod directional drilling system
Patent number
11,180,962
Issue date
Nov 23, 2021
Vermeer Manufacturing Company
Tyler J. Dorin
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
SYSTEM AND METHOD FOR POSITION AND ORIENTATION DETECTION OF A DOWNH...
Publication number
20240271522
Publication date
Aug 15, 2024
Aziwell AS
Eirik BORG
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE DIRECTIONAL DRILLING TOOL
Publication number
20240263521
Publication date
Aug 8, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Andrew Mueller
E21 - EARTH DRILLING MINING
Information
Patent Application
PUSH THE BIT ROTARY STEERABLE SYSTEM
Publication number
20230399895
Publication date
Dec 14, 2023
D-TECH UK LTD
Richard HUTTON
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR AN ARRAY OF DIFFERENT DOWNHOLE SENSORS IN A...
Publication number
20230135986
Publication date
May 4, 2023
Well Resolutions Technology
Tsili Wang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DIRECTIONAL CORE DRILLING SYSTEM
Publication number
20230082691
Publication date
Mar 16, 2023
International Directional Services LLC
Zach Thomas
E21 - EARTH DRILLING MINING
Information
Patent Application
[1,2,4]Triazolo[4,3-B]Pyridazines For Use in the Treatment of Proli...
Publication number
20230035133
Publication date
Feb 2, 2023
AstraZeneca AB
Robert Hugh BRADBURY
E21 - EARTH DRILLING MINING
Information
Patent Application
EQUIPMENT STRING COMMUNICATION AND STEERING
Publication number
20220372821
Publication date
Nov 24, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Edward George Parkin
E21 - EARTH DRILLING MINING
Information
Patent Application
UNIVERSAL BOTTOMHOLE ASSEMBLY NODE (UBHAN)
Publication number
20220341310
Publication date
Oct 27, 2022
Well Resolutions Technology
Borislav J. Tchakarov
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Mechanical Rotary Steering Drilling Tool
Publication number
20220186563
Publication date
Jun 16, 2022
SOUTHWEST PETROLEUM UNIVERSITY
Jialin TIAN
E21 - EARTH DRILLING MINING
Information
Patent Application
AZIMUTHAL MEASUREMENT FOR GEOSTEERING
Publication number
20220137250
Publication date
May 5, 2022
SANVEAN TECHNOLOGIES LLC
Junichi SUGIURA
E21 - EARTH DRILLING MINING
Information
Patent Application
LTE TRANSMISSION MASK ADJUSTMENT TO MAXIMIZE PERFORMANCE AND REDUCE...
Publication number
20220112771
Publication date
Apr 14, 2022
TEXAS INSTRUMENTS INCORPORATED
Alon Ben Ami
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE DIRECTIONAL DRILLING TOOL
Publication number
20220112770
Publication date
Apr 14, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Andrew Mueller
E21 - EARTH DRILLING MINING
Information
Patent Application
PUSH THE BIT ROTARY STEERABLE SYSTEM
Publication number
20220025709
Publication date
Jan 27, 2022
D-TECH UK LTD
Richard HUTTON
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE STEERING SYSTEM AND METHODS
Publication number
20210404260
Publication date
Dec 30, 2021
SCHLUMBERGER TECHNOLOGY CORPORATION
Jonathan D. Marshall
E21 - EARTH DRILLING MINING
Information
Patent Application
PUSH TYPE ROTARY GUIDE DRILLING SYSTEM
Publication number
20210396078
Publication date
Dec 23, 2021
Institute of Geology and Geophysics, Chinese Academy of Sciences
Qingbo LIU
E21 - EARTH DRILLING MINING
Information
Patent Application
Radial Bearing Apparatus For Use With Side Forces
Publication number
20210332645
Publication date
Oct 28, 2021
Halliburton Energy Services, Inc.
Hossam Gharib
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
DIRECTIONAL DRILLING
Publication number
20210301595
Publication date
Sep 30, 2021
Saudi Arabian Oil Company
Atallah N. Alharbi
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS AND METHODS FOR MAKING AZIMUTHAL RESISTIVITY MEASUREMENTS
Publication number
20210277764
Publication date
Sep 9, 2021
Well Resolutions Technology
Tsili WANG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DUAL ROD DIRECTIONAL DRILLING SYSTEM
Publication number
20210189802
Publication date
Jun 24, 2021
Vermeer Manufacturing Company
Michael D. Langenfeld
E21 - EARTH DRILLING MINING
Information
Patent Application
DRIVEN ROTARY STEERING SYSTEM HAVING A VARIABLE-ORIFICE VALVE
Publication number
20210164292
Publication date
Jun 3, 2021
Halliburton Energy Services, Inc,
Neelesh V. Deolalikar
E21 - EARTH DRILLING MINING
Information
Patent Application
EQUIPMENT STRING COMMUNICATION AND STEERING
Publication number
20210140242
Publication date
May 13, 2021
SCHLUMBERGER TECHNOLOGY CORPORATION
Edward George Parkin
E21 - EARTH DRILLING MINING
Information
Patent Application
Mud Operated Rotary Steerable System with Rolling Housing
Publication number
20210140241
Publication date
May 13, 2021
Halliburton Energy Services, Inc.
Neelesh V. Deolalikar
E21 - EARTH DRILLING MINING
Information
Patent Application
1,2,4]TRIAZOLO[4,3-B]PYRIDAZINES FOR USE IN THE TREATMENT OF PROLIF...
Publication number
20210107905
Publication date
Apr 15, 2021
AstraZeneca AB
Robert Hugh BRADBURY
E21 - EARTH DRILLING MINING
Information
Patent Application
UNIVERSAL BOTTOMHOLE ASSEMBLY NODE (UBHAN) PROVIDING COMMUNICATIONS...
Publication number
20210032971
Publication date
Feb 4, 2021
Well Resolutions Technology
Borislav J. Tchakarov
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DOWNHOLE ADJUSTABLE BEND ASSEMBLIES
Publication number
20210025239
Publication date
Jan 28, 2021
NATIONAL OILWELL DHT, L.P.
Jeffery Ronald Clausen
E21 - EARTH DRILLING MINING
Information
Patent Application
DUAL ROD DIRECTIONAL DRILLING SYSTEM
Publication number
20200362635
Publication date
Nov 19, 2020
Vermeer Manufacturing Company
Michael D. Langenfeld
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS, METHODS, AND DEVICES FOR DIRECTIONALLY DRILLING AN OIL WEL...
Publication number
20200355056
Publication date
Nov 12, 2020
General Downhole Tools, Ltd.
Michael Harvey
E21 - EARTH DRILLING MINING
Information
Patent Application
Steering Pad Overextension Prevention For Rotary Steerable System
Publication number
20200332599
Publication date
Oct 22, 2020
Halliburton Energy Services, Inc.
Brian Lee Doud
E21 - EARTH DRILLING MINING
Information
Patent Application
Steering System For Use With A Drill String
Publication number
20200325731
Publication date
Oct 15, 2020
Halliburton Energy Services, Inc.
Larry DeLynn Chambers
E21 - EARTH DRILLING MINING
Information
Patent Application
Curved Piston Liner And Integral Pad Assembly
Publication number
20200318436
Publication date
Oct 8, 2020
Halliburton Energy Services, Inc.
Brian Lee Doud
E21 - EARTH DRILLING MINING