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EARTH DRILLING MINING
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E21
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E
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E21
Mining
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E21B
EARTH DRILLING
E21C
MINING OR QUARRYING
E21D
SHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS
E21F
SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
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Patents Grants
last 30 patents
Information
Patent Grant
Sustainable non-hydraulic cement composition and methods of such ce...
Patent number
12,247,158
Issue date
Mar 11, 2025
Saudi Arabian Oil Company
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Methods for hydrocarbon recovery
Patent number
12,247,162
Issue date
Mar 11, 2025
Chevron U.S.A. Inc.
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Anti-syneresis agents for fracturing operations
Patent number
12,247,165
Issue date
Mar 11, 2025
Halliburton Energy Services, Inc.
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Float valve assembly
Patent number
12,247,460
Issue date
Mar 11, 2025
FORUM US, INC.
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore depth instrument
Patent number
12,247,476
Issue date
Mar 11, 2025
E21 - EARTH DRILLING MINING
Information
Patent Grant
Digitally reconfigurable analog computations for solving optimizati...
Patent number
12,247,481
Issue date
Mar 11, 2025
Halliburton Energy Services, Inc.
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for attaching ring, ring and system
Patent number
12,247,443
Issue date
Mar 11, 2025
Baker Hughes Oilfield Operations LLC
E21 - EARTH DRILLING MINING
Information
Patent Grant
Decoupling wrench for unlocking drill bits, system for replacing dr...
Patent number
12,247,447
Issue date
Mar 11, 2025
Vale S.A.
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotating indexing coupling (RIC) assembly for installation and orie...
Patent number
12,247,453
Issue date
Mar 11, 2025
FMC Technologies, Inc.
E21 - EARTH DRILLING MINING
Information
Patent Grant
Soil layer detection drilling device
Patent number
12,247,901
Issue date
Mar 11, 2025
POWERCHINA SEPCO1 ELECTRIC POWER CONSTRUCION CO., LTD.
E21 - EARTH DRILLING MINING
Information
Patent Grant
Transmission assembly for transmitting torque across an angular con...
Patent number
12,247,628
Issue date
Mar 11, 2025
New Ventures Marketing, LLC
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for using pulsed neutron generators and dual-f...
Patent number
12,248,115
Issue date
Mar 11, 2025
China Petroleum and Chemical Corporation
E21 - EARTH DRILLING MINING
Information
Patent Grant
Nested lock screw
Patent number
12,247,455
Issue date
Mar 11, 2025
Cactus Wellhead, LLC
E21 - EARTH DRILLING MINING
Information
Patent Grant
Blowout preventer system and method utilizing shear ram buttress
Patent number
12,247,456
Issue date
Mar 11, 2025
Schlumberger Technology Corporation
E21 - EARTH DRILLING MINING
Information
Patent Grant
Process control system and method for oil and/or gas production and...
Patent number
12,247,461
Issue date
Mar 11, 2025
Blue Gentoo Ltd
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for curing loss-of-circulation in oil and gas...
Patent number
12,247,465
Issue date
Mar 11, 2025
Saudi Arabian Oil Company
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole tool and method for perforating a downhole tubular
Patent number
12,247,466
Issue date
Mar 11, 2025
SHELL USA, INC.
E21 - EARTH DRILLING MINING
Information
Patent Grant
Sleeved gun connection
Patent number
12,247,467
Issue date
Mar 11, 2025
Halliburton Energy Services, Inc.
E21 - EARTH DRILLING MINING
Information
Patent Grant
Small modular nuclear reactor integrated energy systems for industr...
Patent number
12,247,471
Issue date
Mar 11, 2025
NuScale Power, LLC
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Image based stick slip correction of logging while drilling images
Patent number
12,247,477
Issue date
Mar 11, 2025
Schlumberger Technology Corporation
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Bolsters for degradation picks
Patent number
12,247,486
Issue date
Mar 11, 2025
Schlumberger Technology Corporation
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Torsional damping and flexible components in downhole systems and m...
Patent number
12,247,444
Issue date
Mar 11, 2025
Schlumberger Technology Corporation
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wireline cased-hole standoff
Patent number
12,247,445
Issue date
Mar 11, 2025
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for moving tubular rotary slips
Patent number
12,247,446
Issue date
Mar 11, 2025
Helmerich & Payne, Inc.
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems for reducing fluid hammer in subsea systems
Patent number
12,247,452
Issue date
Mar 11, 2025
Transocean Offshore Deepwater Drilling Inc.
E21 - EARTH DRILLING MINING
Information
Patent Grant
Subsea erosion sensor
Patent number
12,247,454
Issue date
Mar 11, 2025
SIEMENS ENERGY AS
E21 - EARTH DRILLING MINING
Information
Patent Grant
Well servicing pump system with driveline assembly for hydraulic fr...
Patent number
12,247,626
Issue date
Mar 11, 2025
Halliburton Energy Services, Inc.
E21 - EARTH DRILLING MINING
Information
Patent Grant
Additives to temporarily reduce viscosities in oil-based fluids
Patent number
12,247,155
Issue date
Mar 11, 2025
Schlumberger Technology Corporation
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Lifting plug
Patent number
12,247,442
Issue date
Mar 11, 2025
Vallourec Oil and Gas France
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for operating hydraulic equipment through a ro...
Patent number
12,247,451
Issue date
Mar 11, 2025
Consolidated Rig Works, LP
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
METHOD TO CORRECT ERRONEOUS LOCAL TRAVELTIME OPERATORS
Publication number
20250076527
Publication date
Mar 6, 2025
ARAMCO OVERSEAS COMPANY B.V.
Yimin Sun
E21 - EARTH DRILLING MINING
Information
Patent Application
WALL DETECTION DEVICE, TRANSPORT VEHICLE, AND WALL DETECTION METHOD
Publication number
20250075612
Publication date
Mar 6, 2025
Kabushiki Kaisha Toshiba
Kenzo ISOGAWA
E21 - EARTH DRILLING MINING
Information
Patent Application
ADJUSTABLE DAMPER
Publication number
20250075567
Publication date
Mar 6, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Nadia Domanski
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods and Systems for Adjusting Drilling Fluids
Publication number
20250075571
Publication date
Mar 6, 2025
Robert W. Troy
E21 - EARTH DRILLING MINING
Information
Patent Application
DELAYED ACCELERATION OF EXPANDABLE METAL REACTION WITH GALVANIC COR...
Publication number
20250075574
Publication date
Mar 6, 2025
Halliburton Energy Services, Inc.
Cem Sonat
E21 - EARTH DRILLING MINING
Information
Patent Application
RISER-LESS MANAGED PRESSURE OPERATIONS
Publication number
20250075580
Publication date
Mar 6, 2025
Weatherford Technology Holdings, LLC.
Gordon THOMSON
E21 - EARTH DRILLING MINING
Information
Patent Application
MONITORING OPERATION OF A ROTATING CONTROL DEVICE
Publication number
20250075582
Publication date
Mar 6, 2025
Weatherford Technology Holdings, LLC.
Levi C. BANUTA
E21 - EARTH DRILLING MINING
Information
Patent Application
ANCHORING PLUGGING DEVICES TO PERFORATIONS
Publication number
20250075587
Publication date
Mar 6, 2025
THRU TUBING SOLUTIONS, INC.
Roger L. SCHULTZ
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTIPLE EXPANDABLE METAL PACKERS WITH HYDROLOCK PREVENTION
Publication number
20250075588
Publication date
Mar 6, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Samuel Roselier
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTI-STAGE PLUNGER HYDROCARBON LIFTING
Publication number
20250075600
Publication date
Mar 6, 2025
Saudi Arabian Oil Company
Amr Mohamed Zahran
E21 - EARTH DRILLING MINING
Information
Patent Application
FLEXIBLE ANVIL FOR A PLUNGER LIFT SYSTEM
Publication number
20250075601
Publication date
Mar 6, 2025
Saudi Arabian Oil Company
Amr Mohamed Zahran
E21 - EARTH DRILLING MINING
Information
Patent Application
PREDICTING GAS LIFT EQUIPMENT FAILURE WITH DEEP LEARNING TECHNIQUES
Publication number
20250075602
Publication date
Mar 6, 2025
Saudi Arabian Oil Company
James O. Arukhe
E21 - EARTH DRILLING MINING
Information
Patent Application
FLUIDIZED COAL MINING METHOD UTILIZING SELF-ENERGY STORAGE OF COAL...
Publication number
20250075605
Publication date
Mar 6, 2025
China University of Mining and Technology
Chaolin ZHANG
E21 - EARTH DRILLING MINING
Information
Patent Application
EPOXY RESIN COMPOSITIONS AND USES THEREOF
Publication number
20250075042
Publication date
Mar 6, 2025
Westlake Epoxy Inc.
Matthew SUMPTER
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
BOREHOLE SYSTEM HAVING CONVERTER MODULE FOR SAFETY VALVE, CONVERTER...
Publication number
20250075710
Publication date
Mar 6, 2025
Baker Hughes Oilfield Operations LLC
Jason Edwards
E21 - EARTH DRILLING MINING
Information
Patent Application
INTERIOR POSITIONING SYSTEM FOR TRACKING COMMUNICATION DEVICES WITH...
Publication number
20250076443
Publication date
Mar 6, 2025
SOLUTIONS AMBRA INC.
Eric L’HEUREUX
E21 - EARTH DRILLING MINING
Information
Patent Application
FLUID SEALING FOR DOWNHOLE ACOUSTIC MEASUREMENT TOOL
Publication number
20250075615
Publication date
Mar 6, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Zheng Li
E21 - EARTH DRILLING MINING
Information
Patent Application
MOVEMENT JOINT FOR TUBING STRING
Publication number
20250075566
Publication date
Mar 6, 2025
Saudi Arabian Oil Company
Shoaib Murtaza
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR CLASSIFYING AND DETECTING TRUE WELL CONTROL E...
Publication number
20250075572
Publication date
Mar 6, 2025
HCL Technologies Limited
JASPREET SINGH
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND DEVICE FOR DOWNHOLE TREATING GAS WELLS
Publication number
20250075577
Publication date
Mar 6, 2025
Saudi Arabian Oil Company
Qiwei Wang
E21 - EARTH DRILLING MINING
Information
Patent Application
USE OF HIGH-POWER ULTRASOUND FOR IMPROVED HOLE CLEANING IN DRILLING...
Publication number
20250075578
Publication date
Mar 6, 2025
Saudi Arabia Oil Company
Murtadha J. AlTammar
E21 - EARTH DRILLING MINING
Information
Patent Application
MONITORING OPERATION OF A ROTATING CONTROL DEVICE
Publication number
20250075583
Publication date
Mar 6, 2025
Weatherford Technology Holdings, LLC.
Levi C. BANUTA
E21 - EARTH DRILLING MINING
Information
Patent Application
PLUG AND ABANDON WITH FUSIBLE ALLOY SEAL
Publication number
20250075585
Publication date
Mar 6, 2025
Halliburton Energy Services, Inc.
Michael Linley FRIPP
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
VALVES FOR WELL SYSTEMS AND METHODS OF OPERATING SAME
Publication number
20250075591
Publication date
Mar 6, 2025
Heshka Oil
Malcolm PERSCHKE
E21 - EARTH DRILLING MINING
Information
Patent Application
AUTOMATED REAL-TIME DETERMINATION OF SIGNAL STRENGTH IN WELL-TEST DATA
Publication number
20250077747
Publication date
Mar 6, 2025
Saudi Arabian Oil Company
Noor M. Anisur Rahman
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LIGHTWEIGHT COMPOSITE CEMENT COMPOSITIONS AND METHODS OF CEMENTING...
Publication number
20250075115
Publication date
Mar 6, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Valerie Gisele Helene Lafitte
E21 - EARTH DRILLING MINING
Information
Patent Application
QUANTITATIVE DISTANCE-BASED LIGHT HYDROCARBON MEASUREMENTS CORRELAT...
Publication number
20250075607
Publication date
Mar 6, 2025
Saudi Arabian Oil Company
Mustafa Ali H. Al Ibrahim
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Downhole Event Detection
Publication number
20250075610
Publication date
Mar 6, 2025
National-Oilwell Varco, L.P.
Meng LI
E21 - EARTH DRILLING MINING
Information
Patent Application
FIELD EQUIPMENT GPS SYSTEM
Publication number
20250075613
Publication date
Mar 6, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Clinton Chapman
E21 - EARTH DRILLING MINING
Information
Patent Application
TUBING ECCENTRICITY EVALUATION USING ACOUSTIC SIGNALS
Publication number
20250075614
Publication date
Mar 6, 2025
Halliburton Energy Services, Inc.
Brenno Caetano Troca Cabella
E21 - EARTH DRILLING MINING