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CPC
E21B43/25
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FIXED CONSTRUCTIONS
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
Current Industry
E21B43/25
Methods for stimulating production
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Patents Grants
last 30 patents
Information
Patent Grant
Electrically conductive proppant and methods for detecting, locatin...
Patent number
11,993,749
Issue date
May 28, 2024
National Technology & Engineering Solutions of Sandia, LLC
Chad Cannan
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Downhole acid stimulation method with corrosion inhibition
Patent number
11,987,752
Issue date
May 21, 2024
King Fahd University of Petroleum & Minerals
Ime Bassey Obot
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for generating synthetic production logs for perforated int...
Patent number
11,952,868
Issue date
Apr 9, 2024
Saudi Arabian Oil Company
Nauman Aqeel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Compositions and methods for pressure protection
Patent number
11,939,524
Issue date
Mar 26, 2024
Chevron U.S.A. Inc.
Samiha Said Elsayed Morsy
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Superheated phase changing nanodroplets for hydrocarbon reservoir a...
Patent number
11,932,810
Issue date
Mar 19, 2024
Saudi Arabian Oil Company
Jesus Manuel Felix Servin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Calcium carbonate/polymer particulate additives for use in subterra...
Patent number
11,932,808
Issue date
Mar 19, 2024
Halliburton Energy Services, Inc.
Lee J. Hall
E21 - EARTH DRILLING MINING
Information
Patent Grant
Split stream oilfield pumping systems
Patent number
11,927,086
Issue date
Mar 12, 2024
Schlumberger Technology Corporation
Rod Shampine
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for holistic low carbon intensity fuel and etha...
Patent number
11,921,476
Issue date
Mar 5, 2024
Marathon Petroleum Company LP
David Whikehart
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Tube wave analysis of well communication
Patent number
11,921,248
Issue date
Mar 5, 2024
Schlumberger Technology Corporation
John Thomas Mayo
E21 - EARTH DRILLING MINING
Information
Patent Grant
Online measurment method for temperature stability of production la...
Patent number
11,905,822
Issue date
Feb 20, 2024
GUOXING HUIJIN SHENZHEN TECHNOLOGY CO., LTD.
Zhihua Ge
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Stimulating hydrocarbon reservoirs
Patent number
11,905,804
Issue date
Feb 20, 2024
Saudi Arabian Oil Company
Katherine Leigh Hull
E21 - EARTH DRILLING MINING
Information
Patent Grant
Determining reservoir heterogeneity for optimized drilling location
Patent number
11,905,809
Issue date
Feb 20, 2024
Landmark Graphics Corporation
Andrew Davies
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for holistic low carbon intensity fuel and hydr...
Patent number
11,899,416
Issue date
Feb 13, 2024
Marathon Petroleum Company LP
David Whikehart
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Insitu foam generation to fasten and increase oil production rates...
Patent number
11,867,036
Issue date
Jan 9, 2024
Saudi Arabian Oil Company
Zuhair AlYousef
E21 - EARTH DRILLING MINING
Information
Patent Grant
Enhanced recovery method for stratified fractured reservoirs
Patent number
11,859,484
Issue date
Jan 2, 2024
Saudi Arabian Oil Company
Abdulaziz S. Al-Qasim
E21 - EARTH DRILLING MINING
Information
Patent Grant
Calcium carbonate / fiber additives for use in subterranean operations
Patent number
11,859,478
Issue date
Jan 2, 2024
Halliburton Energy Services, Inc.
Xiangnan Ye
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
System and method for optimized production of hydrocarbons from sha...
Patent number
11,851,997
Issue date
Dec 26, 2023
Shale Ingenuity, LLC
Robert A. Downey
E21 - EARTH DRILLING MINING
Information
Patent Grant
Reservoir staging index (RSI)
Patent number
11,821,309
Issue date
Nov 21, 2023
Saudi Arabian Oil Company
Abu Mohammed A. Sani
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling fluids and methods of making and using thereof
Patent number
11,807,801
Issue date
Nov 7, 2023
Saudi Arabian Oil Company
Mohammed K. Al-Arfaj
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Methods and systems to control flow and heat transfer between subsu...
Patent number
11,808,121
Issue date
Nov 7, 2023
Fervo Energy Company
Jack Norbeck
E21 - EARTH DRILLING MINING
Information
Patent Grant
Compositions and methods for pressure protection
Patent number
11,802,236
Issue date
Oct 31, 2023
Chevron U.S.A. Inc.
Ruth Ellen Hahn
E21 - EARTH DRILLING MINING
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
Crosslinked synthetic polymer-based reservoir drilling fluid
Patent number
11,795,369
Issue date
Oct 24, 2023
Schlumberger Technology Corporation
Balakrishnan Panamarathupalayam
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Iron control composition, make, and use in carbonate stimulation
Patent number
11,795,378
Issue date
Oct 24, 2023
King Fahd University of Petroleum & Minerals
Badr Ba Geri
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for holistic low carbon intensity fuel production
Patent number
11,789,414
Issue date
Oct 17, 2023
Marathon Petroleum Company LP
Virginia King
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Stable high solids slurry compositions
Patent number
11,781,056
Issue date
Oct 10, 2023
KAO SPECIALTIES AMERICAS LLC
Mohand Melbouci
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multi stage chemical injection
Patent number
11,781,407
Issue date
Oct 10, 2023
Halliburton Energy Services, Inc.
Paul Gregory James
E21 - EARTH DRILLING MINING
Information
Patent Grant
Chemical treatment tank level sensor
Patent number
11,767,722
Issue date
Sep 26, 2023
DETECHTION USA INC.
Virgil Haney
E21 - EARTH DRILLING MINING
Information
Patent Grant
Non-fracturing restimulation of unconventional hydrocarbon containi...
Patent number
11,761,315
Issue date
Sep 19, 2023
Borehole Seismic, LLC.
Bo Howell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Slurry analysis system using flow restriction
Patent number
11,753,914
Issue date
Sep 12, 2023
NIKON CORPORATION
Takashi Nagata
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
ELECTRICAL TREATMENT TO REVIVE DEAD GAS WELLS DUE TO WATER BLOCKAGE
Publication number
20240167371
Publication date
May 23, 2024
Saudi Arabian Oil Company
Ghaida Al Juhani
E21 - EARTH DRILLING MINING
Information
Patent Application
MANAGING PIPELINE CORROSION IN OIL AND GAS PRODUCTION
Publication number
20240167379
Publication date
May 23, 2024
Saudi Arabian Oil Company
Tarik Hoshan
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR HOLISTIC LOW CARBON INTENSITY FUEL AND ETHA...
Publication number
20240160162
Publication date
May 16, 2024
MARATHON PETROLEUM COMPANY LP
David Whikehart
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method of Enhancing Foam Stability for Stimulation of Low Pressure...
Publication number
20240159131
Publication date
May 16, 2024
Baker Hughes Oilfield Operations LLC
John H. Mayor
E21 - EARTH DRILLING MINING
Information
Patent Application
Tube Wave Analysis of Well Communication
Publication number
20240151870
Publication date
May 9, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
John Thomas MAYO
G01 - MEASURING TESTING
Information
Patent Application
Fast Proxy Model For Well Casing Integrity Evaluation
Publication number
20240125229
Publication date
Apr 18, 2024
Halliburton Energy Services, Inc.
Xusong Wang
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR HOLISTIC LOW CARBON INTENSITY FUEL AND HYDR...
Publication number
20240126223
Publication date
Apr 18, 2024
MARATHON PETROLEUM COMPANY LP
David Whikehart
G06 - COMPUTING CALCULATING COUNTING
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 AND SYSTEM FOR GENERATING PREDICTIVE LOGIC AND QUERY REASONI...
Publication number
20240060405
Publication date
Feb 22, 2024
Saudi Arabian Oil Company
Marko Maucec
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
WIRELESS HYDROGEN SUBSURFACE SENSING FRAMEWORK FOR RESERVOIR OPTIMI...
Publication number
20240044242
Publication date
Feb 8, 2024
Saudi Arabian Oil Company
Klemens Katterbauer
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING FLUIDS AND METHODS OF MAKING AND USING THEREOF
Publication number
20240018407
Publication date
Jan 18, 2024
Saudi Arabian Oil Company
Mohammed K. Al-Arfaj
E21 - EARTH DRILLING MINING
Information
Patent Application
ELECTRICALLY CONDUCTIVE PROPPANT AND METHODS FOR DETECTING, LOCATIN...
Publication number
20230416599
Publication date
Dec 28, 2023
CARBO CERAMICS INC.
Chad CANNAN
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
SYSTEMS AND METHODS FOR HOLISTIC LOW CARBON INTENSITY FUEL PRODUCTION
Publication number
20230408990
Publication date
Dec 21, 2023
MARATHON PETROLEUM COMPANY LP
Virginia King
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
STIMULATING HYDROCARBON RESERVOIRS
Publication number
20230392484
Publication date
Dec 7, 2023
Saudi Arabian Oil Company
Katherine Leigh Hull
E21 - EARTH DRILLING MINING
Information
Patent Application
REINFORCEMENT LEARNING-BASED DECISION OPTIMIZATION METHOD OF OILFIE...
Publication number
20230358123
Publication date
Nov 9, 2023
UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING
Hongqing SONG
E21 - EARTH DRILLING MINING
Information
Patent Application
VALVE AND METHOD FOR MULTI-STAGE WELL STIMULATION
Publication number
20230349263
Publication date
Nov 2, 2023
Grant Prideco, Inc.
Paul David BUSENGDAL
E21 - EARTH DRILLING MINING
Information
Patent Application
Data Driven Approach to Develop Petrophysical Interpretation Models...
Publication number
20230324579
Publication date
Oct 12, 2023
Halliburton Energy Services, Inc.
Wei Shao
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR MANAGING DRILLING PARAMETERS BASED ON DOWNHOL...
Publication number
20230313678
Publication date
Oct 5, 2023
Saudi Arabian Oil Company
Ahmed I. Saihati
E21 - EARTH DRILLING MINING
Information
Patent Application
SUPERHEATED PHASE CHANGING NANODROPLETS FOR HYDROCARBON RESERVOIR A...
Publication number
20230313025
Publication date
Oct 5, 2023
Saudi Arabian Oil Company
Jesus Manuel Felix Servin
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DETERMINING RESERVOIR HETEROGENEITY FOR OPTIMIZED DRILLING LOCATION
Publication number
20230265750
Publication date
Aug 24, 2023
Landmark Graphics Corporation
Andrew Davies
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR HOLISTIC LOW CARBON INTENSITY FUEL PRODUCTION
Publication number
20230259080
Publication date
Aug 17, 2023
MARATHON PETROLEUM COMPANY LP
David Whikehart
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEMS AND METHODS FOR HOLISTIC LOW CARBON INTENSITY FUEL PRODUCTION
Publication number
20230205148
Publication date
Jun 29, 2023
MARATHON PETROLEUM COMPANY LP
Virginia King
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
AIR LIFTING SAND
Publication number
20230193735
Publication date
Jun 22, 2023
SIO SILICA COPORATION
Brent Randal BULLEN
E21 - EARTH DRILLING MINING
Information
Patent Application
UNIFIED FRAMEWORK FOR ADAPTIVE MODELING WITH DENSITY INCREASING FEE...
Publication number
20230193731
Publication date
Jun 22, 2023
Halliburton Energy Services, Inc.
Mayir Mamtimin
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Determining Drag Reducing Agents' Performance
Publication number
20230184067
Publication date
Jun 15, 2023
Saudi Arabian Oil Company
Nagoorpitchai S. Meeranpillai
E21 - EARTH DRILLING MINING
Information
Patent Application
COMPOSITIONS AND METHODS FOR PRESSURE PROTECTION
Publication number
20230183562
Publication date
Jun 15, 2023
Chevron U.S.A. Inc.
Samiha Said Elsayed MORSY
E21 - EARTH DRILLING MINING
Information
Patent Application
FOAMED WETTABILITY ALTERATION TREATMENT FOR DEEP CONDENSATE AND WAT...
Publication number
20230183557
Publication date
Jun 15, 2023
ARAMCO SERVICES COMPANY
Mohammed Ali Ibrahim Sayed
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR PREDICTING AND OPTIMIZING RATE OF PENETRATION (ROP) FOR...
Publication number
20230127456
Publication date
Apr 27, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Yan CHEN
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE ACID STIMULATION METHOD WITH CORROSION INHIBITION
Publication number
20230092085
Publication date
Mar 23, 2023
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
Ime Bassey Obot
E21 - EARTH DRILLING MINING
Information
Patent Application
TREATED GEOTHERMAL BRINE COMPOSITIONS WITH REDUCED CONCENTRATION OF...
Publication number
20230085171
Publication date
Mar 16, 2023
TERRALITHIUM LLC
Stephen Harrison
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...