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Dissolving minerals other than hydrocarbons
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CPC
E21B43/28
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E21
Mining
E21B
EARTH DRILLING
E21B43/00
Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
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E21B43/28
Dissolving minerals other than hydrocarbons
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Patents Grants
last 30 patents
Information
Patent Grant
Methods and systems for storing hydrogen in a salt cavern
Patent number
12,320,244
Issue date
Jun 3, 2025
NeuVentus, LLC
David Sean Branch
E21 - EARTH DRILLING MINING
Information
Patent Grant
Dual-packer injection leaching system and method
Patent number
12,291,953
Issue date
May 6, 2025
David Gilbert
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
System and method of using a thermoplastic casing in a wellbore
Patent number
12,286,875
Issue date
Apr 29, 2025
Ur-Energy USA Inc.
Steven M. Hatten
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mineral recovery
Patent number
12,264,570
Issue date
Apr 1, 2025
Richard Cherry
E21 - EARTH DRILLING MINING
Information
Patent Grant
Oil recovery method integrated with the capture, utilization and st...
Patent number
12,252,960
Issue date
Mar 18, 2025
Petroleo Brasileiro S.A. Petrobras
Edgard Poiate Junior
E21 - EARTH DRILLING MINING
Information
Patent Grant
Osmotic solution mining
Patent number
12,239,940
Issue date
Mar 4, 2025
SALTPOWER HOLDING APS
Henrik Tækker Madsen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for fracking of simulation of hydrocarbon bearing formation
Patent number
12,241,021
Issue date
Mar 4, 2025
Dorf Ketal Chemicals FZE
Clay Purdy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Methods for stimulating hydrocarbon-bearing formations
Patent number
12,180,423
Issue date
Dec 31, 2024
Dorf Ketal Chemicals FZE
Clay Purdy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Fracturing hot rock
Patent number
12,181,186
Issue date
Dec 31, 2024
Jack McIntyre
E21 - EARTH DRILLING MINING
Information
Patent Grant
Electrokinetic device and method for in-situ leaching of uranium
Patent number
12,168,813
Issue date
Dec 17, 2024
UNIVERSITY OF SOUTH CHINA
Chunguang Li
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Production sub including a fluid flow assembly having a pair of rad...
Patent number
12,163,401
Issue date
Dec 10, 2024
Halliburton Energy Services, Inc.
Ibrahim El Mallawany
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for spotting acid in a wellbore
Patent number
12,152,195
Issue date
Nov 26, 2024
Dorf Ketal Chemicals FZE
Clay Purdy
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Friction reduction of acidic treatment fluids
Patent number
12,139,667
Issue date
Nov 12, 2024
Halliburton Energy Services, Inc.
Nicole Mast
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Facility and methods for operating a mine by in-situ leaching
Patent number
12,049,810
Issue date
Jul 30, 2024
Framatome
Adrien Debergé
E21 - EARTH DRILLING MINING
Information
Patent Grant
Modular solution mining system and methods
Patent number
12,031,421
Issue date
Jul 9, 2024
Max Maxwell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for stimulating a hydrocarbon-bearing formation by perforat...
Patent number
12,018,210
Issue date
Jun 25, 2024
Dorf Ketal Chemicals FZE
Clay Purdy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Water bottom resource collecting system and collecting method
Patent number
12,012,836
Issue date
Jun 18, 2024
TOA Corporation
Tomohiro Morisawa
E21 - EARTH DRILLING MINING
Information
Patent Grant
Solvent mixtures for downhole elemental sulfur removal and formatio...
Patent number
11,987,745
Issue date
May 21, 2024
ExxonMobil Technology and Engineering Company
Kevin A. Harnsberry
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for stimulating hydrocarbon-bearing formations
Patent number
11,898,098
Issue date
Feb 13, 2024
Dorf Ketal Chemicals FZE
Clay Purdy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for optimizing liquid injection process of ionic rare earth ore
Patent number
11,891,678
Issue date
Feb 6, 2024
Jiangxi University of Science and Technology
Guanshi Wang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Stimulation of wells in nano-darcy shale formations
Patent number
11,802,234
Issue date
Oct 31, 2023
Flex-Chem Holding Company, LLC
Andrew Bryce Conway
E21 - EARTH DRILLING MINING
Information
Patent Grant
Use of sulfonic acids in downhole methods
Patent number
11,795,379
Issue date
Oct 24, 2023
Dorf Ketal Chemicals FZE
Clay Purdy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Trona solution mining methods and compositions
Patent number
11,746,639
Issue date
Sep 5, 2023
Sesqui Mining, LLC
Roger L. Day
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Processes and configurations for subterranean resource extraction
Patent number
11,739,624
Issue date
Aug 29, 2023
102062448 Saskatchewan Ltd.
Bradley V. A. Fettis
E21 - EARTH DRILLING MINING
Information
Patent Grant
Encoderless vector control for VFD in hydraulic fracturing applicat...
Patent number
11,728,709
Issue date
Aug 15, 2023
U.S. WELL SERVICES, LLC
Lon Robinson
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Sandstone stimulation formulations
Patent number
11,708,526
Issue date
Jul 25, 2023
Saudi Arabian Oil Company
Bader Ghazi Al-Harbi
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and methods for in situ recovery and processing of recovered...
Patent number
11,697,914
Issue date
Jul 11, 2023
Denison Mines Corp.
Peter Longo
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Inducing subterranean formation complexity
Patent number
11,697,759
Issue date
Jul 11, 2023
Halliburton Energy Services, Inc.
Ronald Glen Dusterhoft
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Systems and methods for monitoring metal recovery systems
Patent number
11,639,539
Issue date
May 2, 2023
Freeport Minerals Corporation
John Warren Dean
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Methods for recovering a mineral from a mineral-bearing deposit
Patent number
11,634,978
Issue date
Apr 25, 2023
CANATECH MANAGEMENT SERVICES INC.
Elmar Goldsmith
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH
Publication number
20250115806
Publication date
Apr 10, 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
20250115805
Publication date
Apr 10, 2025
Dorf Ketal Chemicals FZE
Tom McLoughlin
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHODS AND SYSTEMS FOR STORING HYDROGEN IN A SALT CAVERN
Publication number
20250092773
Publication date
Mar 20, 2025
NeuVentus, LLC
David Sean BRANCH
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
PRODUCTION SUB INCLUDING A FLUID FLOW ASSEMBLY HAVING A PAIR OF RAD...
Publication number
20250084728
Publication date
Mar 13, 2025
Halliburton Energy Services, Inc.
Ibrahim El Mallawany
E21 - EARTH DRILLING MINING
Information
Patent Application
Fracturing Hot Rock
Publication number
20250085030
Publication date
Mar 13, 2025
Jack MCINTYRE
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD TO DESIGN SALT CAVERN FOR CYCLICAL WITHDRAWAL OF GAS
Publication number
20250067717
Publication date
Feb 27, 2025
ARAMCO SERVICES COMPANY
Yanhui Han
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FRICTION REDUCTION OF ACIDIC TREATMENT FLUIDS
Publication number
20250051635
Publication date
Feb 13, 2025
Halliburton Energy Services, Inc.
Nicole Mast
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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...
Information
Patent Application
LARGE-SCALE CARBON-MINERALIZATION THROUGH OXALATIZATION
Publication number
20240368975
Publication date
Nov 7, 2024
THE CURATORS OF THE UNIVERSITY OF MISSOURI
Hongyan Ma
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF CARBON DIOXIDE CAPTURE AND GEOLOGICAL STORAGE
Publication number
20240367100
Publication date
Nov 7, 2024
Bal Mukund Dhar
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Methods for Stimulating a Hydrocarbon-bearing Formation by Perforat...
Publication number
20240301277
Publication date
Sep 12, 2024
Dorf Ketal Chemicals FZE
Clay Purdy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH
Publication number
20240279533
Publication date
Aug 22, 2024
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
20240254383
Publication date
Aug 1, 2024
Dorf Ketal Chemicals FZE
Tom McLoughlin
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Methods for Stimulating a Hydrocarbon-bearing Formation by Perforat...
Publication number
20240191128
Publication date
Jun 13, 2024
Dorf Ketal Chemicals FZE
Clay Purdy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
RAPID MINING METHOD FOR SANDSTONE-TYPE URANIUM RESOURCES IN URANIUM...
Publication number
20240191608
Publication date
Jun 13, 2024
Beijing Research Institute of CH.E. and Metall.
Xuebin Su
E21 - EARTH DRILLING MINING
Information
Patent Application
WATER BOTTOM RESOURCE COLLECTING SYSTEM AND COLLECTING METHOD
Publication number
20240141769
Publication date
May 2, 2024
TOA CORPORATION
Tomohiro MORISAWA
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF IMPROVED CAVERN RUBBLIZATION FOR ENHANCED POTASH RECOVERY
Publication number
20240141770
Publication date
May 2, 2024
The Mosaic Company
Sheldon Rinas
E21 - EARTH DRILLING MINING
Information
Patent Application
Stimulation of Wells in Nano-Darcy Shale Formations
Publication number
20240124763
Publication date
Apr 18, 2024
Flex-Chem Holding Company, LLC
Andrew Bryce Conway
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD TO ATTENUATE ACID REACTIVITY DURING ACID STIMULATION OF CARB...
Publication number
20240124760
Publication date
Apr 18, 2024
ARAMCO SERVICES COMPANY
Amy J. Cairns
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROKINETIC DEVICE AND METHOD FOR IN-SITU LEACHING OF URANIUM
Publication number
20240117467
Publication date
Apr 11, 2024
University of South China
Chunguang LI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
REMOVAL OF CHELATED IRON FROM PRODUCED WATER
Publication number
20240116789
Publication date
Apr 11, 2024
ConocoPhillips Company
Jonathan KIESEWETTER
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
FLUIDIZED COAL MINING METHOD FOR IMPLEMENTING CO2 UNDERGROUND STORAGE
Publication number
20240035382
Publication date
Feb 1, 2024
CHINA UNIVERSITY OF MINING AND TECHNOLOGY, BEIJING
Yang JU
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR DETERMINING WELL SPACING FOR IN-SITU LEACHING...
Publication number
20240026767
Publication date
Jan 25, 2024
Beijing Research Institute of CH.E. and Metall.
Xuebin Su
E21 - EARTH DRILLING MINING
Information
Patent Application
PROCESSES AND CONFIGURATIONS FOR SUBTERRANEAN RESOURCE EXTRACTION
Publication number
20230358128
Publication date
Nov 9, 2023
102062448 Saskatchewan Ltd.
Bradley V.A. Fettis
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD OF ENHANCING CARBON DIOXIDE STORAGE CAPACITY IN SALT CAVERNS
Publication number
20230296003
Publication date
Sep 21, 2023
ARAMCO SERVICES COMPANY
Rajesh Goteti
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD OF ENHANCING METHANE STORAGE CAPACITY IN SALT CAVERNS
Publication number
20230296205
Publication date
Sep 21, 2023
ARAMCO SERVICES COMPANY
Rajesh Goteti
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR GENERATION OF HYDROGEN BY IN-SITU (SUBSURFA...
Publication number
20230272698
Publication date
Aug 31, 2023
Ohio State Innovation Foundation
Thomas Darrah
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM AND METHOD OF USING A THERMOPLASTIC CASING IN A WELLBORE
Publication number
20230272702
Publication date
Aug 31, 2023
Ur-Energy USA Inc.
Steven M. Hatten
E21 - EARTH DRILLING MINING
Information
Patent Application
OIL RECOVERY METHOD INTEGRATED WITH THE CAPTURE, UTILIZATION AND ST...
Publication number
20230203918
Publication date
Jun 29, 2023
Petroleo Brasileiro S.A. - PETROBRAS
Edgard Poiate Junior
E21 - EARTH DRILLING MINING