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Equipment or details not covered by groups E21B15/00 - E21B40/00
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CPC
E21B41/00
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
Current Industry
E21B41/00
Equipment or details not covered by groups E21B15/00 - E21B40/00
Sub Industries
E21B41/0007
for underwater installations
E21B41/0014
Underwater well locating or reentry systems
E21B41/0021
Safety devices
E21B41/0035
Apparatus or methods for multilateral well technology
E21B41/0042
characterised by sealing the junction between a lateral and a main bore
E21B41/005
Waste disposal systems
E21B41/0057
Disposal of a fluid by injection into a subterranean formation
E21B41/0064
Carbon dioxide sequestration
E21B41/0071
Adaptation of flares
E21B41/0078
Nozzles used in boreholes
E21B41/0085
Adaptations of electric power generating means for use in boreholes
E21B41/0092
Methods relating to program engineering, design or optimisation
E21B41/02
in situ inhibition of corrosion in boreholes or wells
E21B41/04
Manipulators for underwater operations
E21B41/06
Work chambers for underwater operations
E21B41/08
Underwater guide bases
E21B41/10
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Patents Grants
last 30 patents
Information
Patent Grant
Tapered string pulse power rock excavation system
Patent number
12,228,016
Issue date
Feb 18, 2025
Halliburton Energy Services, Inc.
Richard Thomas Hay
E21 - EARTH DRILLING MINING
Information
Patent Grant
Volumetric treatment fluid distribution to remove formation damage
Patent number
12,228,014
Issue date
Feb 18, 2025
Saudi Arabian Oil Company
Mohammad Aljishi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Liquid recovery system
Patent number
12,228,025
Issue date
Feb 18, 2025
Petroliam Nasional Berhad (Petronas)
Shahrul Azman B Zainal Abidin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Wireless transmission and reception of electrical signals via tubin...
Patent number
12,228,029
Issue date
Feb 18, 2025
Halliburton Energy Services, Inc.
Michael Linley Fripp
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for increasing production and injection of reservoir coupled...
Patent number
12,221,874
Issue date
Feb 11, 2025
China University of Petroleum
Binglin Li
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Graph framework (database methods) to analyze trillion cell reservo...
Patent number
12,222,967
Issue date
Feb 11, 2025
Saudi Arabian Oil Company
Florian Mannuss
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Offshore platform slot recovery tool system
Patent number
12,221,839
Issue date
Feb 11, 2025
Osman Yusuf
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellhead bracing system
Patent number
12,221,860
Issue date
Feb 11, 2025
Chevron U.S.A. Inc.
Wangming Lu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Generating electricity with a wellbore drilling mud flow
Patent number
12,221,861
Issue date
Feb 11, 2025
Saudi Arabian Oil Company
Ahmed Abdullah Al-Mousa
E21 - EARTH DRILLING MINING
Information
Patent Grant
Production logging instrument
Patent number
12,221,862
Issue date
Feb 11, 2025
FASTCAP ULTRACAPACITORS LLC
John J. Cooley
G01 - MEASURING TESTING
Information
Patent Grant
Coated oilfield operational components and methods for protecting a...
Patent number
12,220,725
Issue date
Feb 11, 2025
S+S INDUSTRIES TECHNOLOGY LLC
Greg Andrews
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for creating multiple downhole smart docking stations for ro...
Patent number
12,221,879
Issue date
Feb 11, 2025
Saudi Arabian Oil Company
Eyad Ali Alali
G01 - MEASURING TESTING
Information
Patent Grant
Sequestration of carbon dioxide in organic-rich geological formations
Patent number
12,215,277
Issue date
Feb 4, 2025
Saudi Arabian Oil Company
Katherine Leigh Hull
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Subsea assembly modularization
Patent number
12,215,472
Issue date
Feb 4, 2025
EQUINOR ENERGY AS
Asle Eide
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Removing waste from an oilfield rig
Patent number
12,214,569
Issue date
Feb 4, 2025
Saudi Arabian Oil Company
Ahmed Abdulaziz Al-Mousa
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pressure indication alignment using an orientation port and orienta...
Patent number
12,215,571
Issue date
Feb 4, 2025
Halliburton Energy Services, Inc.
David Joe Steele
E21 - EARTH DRILLING MINING
Information
Patent Grant
Sensor system with an interior sensor and a piezoelectric power supply
Patent number
12,218,610
Issue date
Feb 4, 2025
CNPC USA Corporation
Jinjun Wang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of drilling string assembly for secondary opening of a produ...
Patent number
12,215,570
Issue date
Feb 4, 2025
Ilia Liagov
E21 - EARTH DRILLING MINING
Information
Patent Grant
Power system for high temperature applications with rechargeable en...
Patent number
12,215,572
Issue date
Feb 4, 2025
FASTCAP ULTRACAPACITORS LLC
John J. Cooley
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Well tool pressure compensating system and method
Patent number
12,215,550
Issue date
Feb 4, 2025
Madis XL Ltd.
Robert Edward Isted
E21 - EARTH DRILLING MINING
Information
Patent Grant
Thermite method of abandoning a well
Patent number
12,215,559
Issue date
Feb 4, 2025
PSP-IP Limited
Philip Head
E21 - EARTH DRILLING MINING
Information
Patent Grant
Portable EMI machine
Patent number
12,216,087
Issue date
Feb 4, 2025
Saudi Arabian Oil Company
Amer Hamoud Al Harthi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of increasing oil production from a subterranean formation,...
Patent number
12,215,278
Issue date
Feb 4, 2025
ACULON INC.
Eric L. Hanson
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method and system for stealth mode operation of a drilling rig
Patent number
12,215,573
Issue date
Feb 4, 2025
Patterson-UTI Drilling Company LLC
Marcel Snijder Van Wissenkerke
E21 - EARTH DRILLING MINING
Information
Patent Grant
Carbon dioxide viscosification
Patent number
12,209,217
Issue date
Jan 28, 2025
The Lubrizol Corporation
Binbin Guo
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of recovery of optical fiber expended during launch of a spa...
Patent number
12,210,192
Issue date
Jan 28, 2025
Stone Aerospace, Inc.
William C. Stone
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotatable sleeve for downhole tool
Patent number
12,209,495
Issue date
Jan 28, 2025
Halliburton Energy Services, Inc.
Esiquiel Marquez
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for reservoir history matching quality assessme...
Patent number
12,205,201
Issue date
Jan 21, 2025
Saudi Arabian Oil Company
Babatope Kayode
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for underground separation of components in sulfur-containin...
Patent number
12,203,346
Issue date
Jan 21, 2025
CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
Fuzhen Chen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for positioning a multilateral junction without the need for...
Patent number
12,203,345
Issue date
Jan 21, 2025
Halliburton Energy Services, Inc.
Franklin Rodriguez
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
EMULSIONS CONTAINING WATER-SOLUBLE ACID RETARDING AGENTS AND METHOD...
Publication number
20250059434
Publication date
Feb 20, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Christopher DAEFFLER
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDRAULIC FRACTURING PLAN AND EXECUTION OF SAME
Publication number
20250059850
Publication date
Feb 20, 2025
Downing Wellhead Equipment, LLC
Jordan Kuehn
E21 - EARTH DRILLING MINING
Information
Patent Application
ZERO EMISSIONS ENGINE PROCESSOR, ELECTRIC PIPELINE AND ALGAE RELATE...
Publication number
20250059855
Publication date
Feb 20, 2025
Joe Travis Moore
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ROTATABLE PROPPANT CONTAINER
Publication number
20250058964
Publication date
Feb 20, 2025
Halliburton Energy Services, Inc.
Timothy Holiman Hunter
E21 - EARTH DRILLING MINING
Information
Patent Application
TECHNIQUES FOR PROVIDING A CARBON DIOXIDE LIQUID INJECTION SYSTEM
Publication number
20250059856
Publication date
Feb 20, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Joseph William Alliss
E21 - EARTH DRILLING MINING
Information
Patent Application
SLURRIFICATION AND DISPOSAL OF WASTE BY PRESSURE PUMPING INTO A SUB...
Publication number
20250052134
Publication date
Feb 13, 2025
Advantek International Corporation
Ahmed S. Abou-Sayed
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
AUTONOMOUS DOWNHOLE ROBOT TOOL STRING
Publication number
20250052148
Publication date
Feb 13, 2025
Saudi Arabian Oil Company
Abubaker Saeed
E21 - EARTH DRILLING MINING
Information
Patent Application
PROCESS FOR PRODUCING A MIXED FILLER
Publication number
20250051538
Publication date
Feb 13, 2025
SEMPLASTICS, LLC
Brian MUELLER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
REACTOR, SYSTEM AND METHOD FOR PROVIDING A HYDROGEN (H2) COMPOSITION
Publication number
20250051160
Publication date
Feb 13, 2025
METHARC APS
Stuart Robert GILLICK
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Automated System and Process for Vertically Assembling and Disassem...
Publication number
20250052133
Publication date
Feb 13, 2025
Jerred SMITH
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDRATE REMOVAL IN HYDROCARBON WELLS
Publication number
20250043659
Publication date
Feb 6, 2025
ConocoPhillips Company
Rolf HEGNA
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM AND METHOD FOR DRILLING PERFORMANCE BENCHMARKING AND DRILLIN...
Publication number
20250043674
Publication date
Feb 6, 2025
AKM Enterprises, Inc.
Amit Mehta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SENSOR SYSTEM WITH AN INTERIOR SENSOR AND A PIEZOELECTRIC POWER SUPPLY
Publication number
20250047220
Publication date
Feb 6, 2025
CNPC USA CORPORATION
Jinjun WANG
E21 - EARTH DRILLING MINING
Information
Patent Application
SUBSEA CONTROL AND COMMUNICATION SYSTEM
Publication number
20250039016
Publication date
Jan 30, 2025
Siemens Energy AS
Karstein Berge Kristiansen
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR STOCHASTIC MODELING FOR DRILLING FORECASTS
Publication number
20250037214
Publication date
Jan 30, 2025
Saudi Arabian Oil Company
Hasan A. Nooruddin
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
WELLHEAD CONTAINER FOR A GEOTHERMAL SYSTEM
Publication number
20250034969
Publication date
Jan 30, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Sylvain Thierry
E21 - EARTH DRILLING MINING
Information
Patent Application
MOVABLE MOUNT FOR WELL CELLAR GAS DETECTORS
Publication number
20250034970
Publication date
Jan 30, 2025
Saudi Arabian Oil Company
Pareshkumar L. Patel
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE TOOL
Publication number
20250034987
Publication date
Jan 30, 2025
Kaseum Holding Limited
Paul Andrew Church
E21 - EARTH DRILLING MINING
Information
Patent Application
POWER DELIVERY SYSTEM FOR PULSED POWER DRILLING
Publication number
20250034946
Publication date
Jan 30, 2025
Halliburton Energy Services, Inc.
Nagaraja K. Pai
E21 - EARTH DRILLING MINING
Information
Patent Application
Mobile Electric Power Generation for Hydraulic Fracturing of Subsur...
Publication number
20250038618
Publication date
Jan 30, 2025
Typhon Technology Solutions (U.S.), LLC
Jeffrey G. Morris
E21 - EARTH DRILLING MINING
Information
Patent Application
AUTOMATED TOOLS RECOMMENDER SYSTEM FOR WELL COMPLETION
Publication number
20250027385
Publication date
Jan 23, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Siraput Jongaramrungruang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
BEHIND CASING WASH AND CEMENT
Publication number
20250027380
Publication date
Jan 23, 2025
ConocoPhillips Company
Lars HOVDA
E21 - EARTH DRILLING MINING
Information
Patent Application
ADJUSTABLE GAS SPRING TUNED MASS DAMPER
Publication number
20250027401
Publication date
Jan 23, 2025
Baker Hughes Oilfield Operations LLC
Rocco DiFoggio
E21 - EARTH DRILLING MINING
Information
Patent Application
CARBON DIOXIDE ENHANCED HYDROCARBON RECOVERY METHODS COUPLED WITH U...
Publication number
20250027386
Publication date
Jan 23, 2025
Saudi Arabian Oil Company
Jun GAO
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM AND METHOD FOR REMOTELY CONTROLLING A RUNNING TOOL
Publication number
20250020037
Publication date
Jan 16, 2025
Fox Subsea AS
Kjetil Storhaug Njærheim
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDRATE OPERATIONS SYSTEM
Publication number
20250020043
Publication date
Jan 16, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Taoufik Manai
E21 - EARTH DRILLING MINING
Information
Patent Application
Nuclear Waste Management
Publication number
20250022627
Publication date
Jan 16, 2025
Henry Crichlow
B22 - CASTING POWDER METALLURGY
Information
Patent Application
INVERTING EARTHQUAKE FOCAL MECHANISMS WITH DISTRIBUTED ACOUSTIC SEN...
Publication number
20250020822
Publication date
Jan 16, 2025
California Institute of Technology
Jiaxuan Li
G01 - MEASURING TESTING
Information
Patent Application
NOVEL DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH
Publication number
20250011643
Publication date
Jan 9, 2025
Dorf Ketal Chemicals FZE
Tom McLoughlin
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
NOVEL DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH
Publication number
20250011644
Publication date
Jan 9, 2025
Dorf Ketal Chemicals FZE
Tom McLoughlin
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...