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Coating, freezing, consolidating cores Recovering uncontaminated cores or cores at formation pressure
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CPC
E21B25/08
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E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B25/00
Apparatus for obtaining or removing undisturbed cores
Current Industry
E21B25/08
Coating, freezing, consolidating cores Recovering uncontaminated cores or cores at formation pressure
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Patents Grants
last 30 patents
Information
Patent Grant
Method for taking a core sample of a formation
Patent number
12,116,859
Issue date
Oct 15, 2024
Saudi Arabian Oil Company
Paul Joseph Tarabbia
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling fluid channel structure of core drilling rig
Patent number
11,859,450
Issue date
Jan 2, 2024
Shenzhen University
Mingzhong Gao
E21 - EARTH DRILLING MINING
Information
Patent Grant
System for in-situ retained coring of rock sample
Patent number
11,840,890
Issue date
Dec 12, 2023
Shenzhen University
Heping Xie
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pressurized reservoir core sample transfer tool system
Patent number
11,773,675
Issue date
Oct 3, 2023
Chevron U.S.A. Inc.
James Daniel Montoya
G01 - MEASURING TESTING
Information
Patent Grant
Core barrel sealing structure capable of increasing sealing-specifi...
Patent number
11,761,283
Issue date
Sep 19, 2023
Shenzhen University
Heping Xie
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for coring that allows the preservation of in-situ soluble s...
Patent number
11,434,718
Issue date
Sep 6, 2022
Saudi Arabian Oil Company
Paul Joseph Tarabbia
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Device and method for transferring and storing a deep in-situ core...
Patent number
11,421,493
Issue date
Aug 23, 2022
INSTITUTE OF GEOLOGY AND GEOPHYSICS, CHINESE ACADEMY OF SCIENCES
Jianming He
E21 - EARTH DRILLING MINING
Information
Patent Grant
Long-distance core drilling method suitable for a horizontal geolog...
Patent number
11,408,239
Issue date
Aug 9, 2022
Hunan University of Science and Technology
Buyan Wan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Core retrieving tool
Patent number
11,384,615
Issue date
Jul 12, 2022
Lybroco Inc.
Devon Lybbert
E21 - EARTH DRILLING MINING
Information
Patent Grant
Analyzing fluids in core samples contained in pressurized NMR core...
Patent number
11,204,400
Issue date
Dec 21, 2021
Halliburton Energy Services, Inc.
Songhua Chen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Undisturbed sampler for granular soil
Patent number
11,142,982
Issue date
Oct 12, 2021
ANADOLU UNIVERSITESI REKTORLUGU
Burak Evirgen
G01 - MEASURING TESTING
Information
Patent Grant
Inner barrel assembly for recovery of reservoir fluids from a core...
Patent number
10,975,644
Issue date
Apr 13, 2021
Halliburton Energy Services, Inc.
Nuno da Silva
E21 - EARTH DRILLING MINING
Information
Patent Grant
Core sampler with impregnation windows and method for stabilization...
Patent number
10,858,899
Issue date
Dec 8, 2020
Saudi Arabian Oil Company
Nikolaos A. Michael
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Natural gas hydrate pressure-retaining corer
Patent number
10,837,247
Issue date
Nov 17, 2020
GUANGZHOU MARINE GEOLOGICAL SURVEY
Xuwen Qin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Natural gas hydrate rotary pressure-retaining corer
Patent number
10,822,903
Issue date
Nov 3, 2020
GUANGZHOU MARINE GEOLOGICAL SURVEY
Jianliang Ye
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and method for in-situ stabilization of unconsolidated se...
Patent number
10,774,605
Issue date
Sep 15, 2020
Saudi Arabian Oil Company
Nikolaos A. Michael
E21 - EARTH DRILLING MINING
Information
Patent Grant
Analyzing fluids in core samples contained in pressurized NMR core...
Patent number
10,761,157
Issue date
Sep 1, 2020
Halliburton Energy Services, Inc.
Songhua Chen
G01 - MEASURING TESTING
Information
Patent Grant
Deep rock in-situ active thermal-insulation coring device and therm...
Patent number
10,745,989
Issue date
Aug 18, 2020
Shenzhen University
Heping Xie
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and method for in-situ stabilization of unconsolidated se...
Patent number
10,641,055
Issue date
May 5, 2020
Saudi Arabian Oil Company
Nikolaos A. Michael
E21 - EARTH DRILLING MINING
Information
Patent Grant
Sponge pressure equalization system
Patent number
10,584,550
Issue date
Mar 10, 2020
Halliburton Energy Services, Inc.
Ludovic Delmar
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and method for in-situ stabilization of unconsolidated se...
Patent number
10,428,611
Issue date
Oct 1, 2019
Saudi Arabian Oil Company
Nikolaos A. Michael
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cryogenic core collection
Patent number
10,309,177
Issue date
Jun 4, 2019
Colorado State University Research Foundation
Thomas C. Sale
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tight gas formation pressure determination method
Patent number
10,301,936
Issue date
May 28, 2019
Halliburton Energy Service, Inc.
Donald Westacott
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and apparatus for collecting and preserving core samples fr...
Patent number
10,246,962
Issue date
Apr 2, 2019
Saudi Arabian Oil Company
Anuj Gupta
E21 - EARTH DRILLING MINING
Information
Patent Grant
Effective porosity determination for tight gas formations
Patent number
10,174,613
Issue date
Jan 8, 2019
Halliburton Energy Services, Inc.
Luis F. Quintero
G01 - MEASURING TESTING
Information
Patent Grant
Methods and apparatus for collecting and preserving core samples fr...
Patent number
10,060,215
Issue date
Aug 28, 2018
Aramco Services Company
Anuj Gupta
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and apparatus for collecting and preserving core samples fr...
Patent number
10,053,938
Issue date
Aug 21, 2018
Saudi Arabian Oil Company
Anuj Gupta
E21 - EARTH DRILLING MINING
Information
Patent Grant
Device and method for extracting a sample while maintaining a press...
Patent number
9,976,369
Issue date
May 22, 2018
CORSYDE INTERNATIONAL GMBH & CO. KG
Tobias Rothenwaender
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pressure compensation modules for coring tools, coring tools includ...
Patent number
9,926,756
Issue date
Mar 27, 2018
Baker Hughes Incorporated
Christoph Wesemeier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Intelligent coring system
Patent number
9,879,493
Issue date
Jan 30, 2018
COREALL AS
Per Erik Berger
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
DETERMINING THRESHOLD HYDRAULIC GRADIENT FOR CAPROCKS ASSOCIATED WI...
Publication number
20250012186
Publication date
Jan 9, 2025
Saudi Arabian Oil Company
Hui-Hai LIU
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR TAKING A CORE SAMPLE OF A FORMATION
Publication number
20250003311
Publication date
Jan 2, 2025
Saudi Arabian Oil Company
Paul Joseph Tarabbia
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PRESSURIZED RESERVOIR CORE SAMPLE TRANSFER TOOL SYSTEM
Publication number
20230340850
Publication date
Oct 26, 2023
Chevron U.S.A. Inc.
James Daniel Montoya
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR THE PRESERVATION OF IN-SITU SOLUBLE SALT CEMENTS THAT AL...
Publication number
20220325602
Publication date
Oct 13, 2022
Saudi Arabian Oil Company
Paul Joseph Tarabbia
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DRILLING FLUID CHANNEL STRUCTURE OF CORE DRILLING RIG
Publication number
20220213736
Publication date
Jul 7, 2022
Shenzhen University
Mingzhong GAO
E21 - EARTH DRILLING MINING
Information
Patent Application
CORE BARREL SEALING STRUCTURE CAPABLE OF INCREASING SEALING-SPECIFI...
Publication number
20220213750
Publication date
Jul 7, 2022
Shenzhen University
Heping XIE
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM FOR IN-SITU RETAINED CORING OF ROCK SAMPLE
Publication number
20220162912
Publication date
May 26, 2022
Shenzhen University
Heping XIE
E21 - EARTH DRILLING MINING
Information
Patent Application
DEVICE AND METHOD FOR TRANSFERRING AND STORING A DEEP IN-SITU CORE...
Publication number
20220136352
Publication date
May 5, 2022
Institute of Geology and Geophysics, Chinese Academy of Sciences
Jianming HE
E21 - EARTH DRILLING MINING
Information
Patent Application
CORE RETRIEVING TOOL
Publication number
20220120153
Publication date
Apr 21, 2022
Lybroco Inc.
Devon LYBBERT
E21 - EARTH DRILLING MINING
Information
Patent Application
LONG-DISTANCE CORE DRILLING METHOD SUITABLE FOR A HORIZONTAL GEOLOG...
Publication number
20220010640
Publication date
Jan 13, 2022
HUNAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
Buyan WAN
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR THE PRESERVATION OF IN-SITU SOLUBLE SALT CEMENTS THAT AL...
Publication number
20210404288
Publication date
Dec 30, 2021
Saudi Arabian Oil Company
Paul Joseph Tarabbia
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PRESSURIZED RESERVOIR CORE SAMPLE TRANSFER TOOL SYSTEM
Publication number
20210032947
Publication date
Feb 4, 2021
Chevron U.S.A. Inc.
James Daniel Montoya
E21 - EARTH DRILLING MINING
Information
Patent Application
ANALYZING FLUIDS IN CORE SAMPLES CONTAINED IN PRESSURIZED NMR CORE...
Publication number
20200355763
Publication date
Nov 12, 2020
Halliburton Energy Services, Inc.
Songhua Chen
G01 - MEASURING TESTING
Information
Patent Application
Method for preparing artificial core to simulate fluvial sedimentar...
Publication number
20200300054
Publication date
Sep 24, 2020
Southwest Petroleum University
Shanshan Zhu
E21 - EARTH DRILLING MINING
Information
Patent Application
NATURAL GAS HYDRATE ROTARY PRESSURE-RETAINING CORER
Publication number
20200181998
Publication date
Jun 11, 2020
Guangzhou Marine Geological Survey
Jianliang YE
E21 - EARTH DRILLING MINING
Information
Patent Application
UNDISTURBED SAMPLER FOR GRANULAR SOIL
Publication number
20200040681
Publication date
Feb 6, 2020
ANADOLU UNIVERSITESI REKTORLUGU
Burak Evirgen
E21 - EARTH DRILLING MINING
Information
Patent Application
NATURAL GAS HYDRATE PRESSURE-RETAINING CORER
Publication number
20190368294
Publication date
Dec 5, 2019
Guangzhou Marine Geological Survey
Xuwen QIN
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus and Method for In-Situ Stabilization of Unconsolidated Se...
Publication number
20190360291
Publication date
Nov 28, 2019
Saudi Arabian Oil Company
Nikolaos A. Michael
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus and Method for In-Situ Stabilization of Unconsolidated Se...
Publication number
20190360290
Publication date
Nov 28, 2019
Saudi Arabian Oil Company
Nikolaos A. Michael
E21 - EARTH DRILLING MINING
Information
Patent Application
INNER BARREL ASSEMBLY FOR RECOVERY OF RESERVOIR FLUIDS FROM A CORE...
Publication number
20190284891
Publication date
Sep 19, 2019
Halliburton Energy Services, Inc.
Nuno da Silva
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus and Method for In-Situ Stabilization of Unconsolidated Se...
Publication number
20190195037
Publication date
Jun 27, 2019
Saudi Arabian Oil Company
Nikolaos A. Michael
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods and Apparatus for Collecting and Preserving Core Samples fr...
Publication number
20180298709
Publication date
Oct 18, 2018
Saudi Arabian Oil Company
Anuj Gupta
E21 - EARTH DRILLING MINING
Information
Patent Application
TIGHT GAS FORMATION PRESSURE DETERMINATION METHOD
Publication number
20180163534
Publication date
Jun 14, 2018
Halliburton Energy Service, Inc.
Donald Westacott
E21 - EARTH DRILLING MINING
Information
Patent Application
EFFECTIVE POROSITY DETERMINATION FOR TIGHT GAS FORMATIONS
Publication number
20180163535
Publication date
Jun 14, 2018
Halliburton Energy Services, Inc.
Luis F. Quintero
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods and Apparatus for Collecting and Preserving Core Samples fr...
Publication number
20180058163
Publication date
Mar 1, 2018
ARAMCO SERVICES COMPANY
Anuj Gupta
G01 - MEASURING TESTING
Information
Patent Application
Methods and Apparatus for Collecting and Preserving Core Samples fr...
Publication number
20180045008
Publication date
Feb 15, 2018
ARAMCO SERVICES COMPANY
Anuj Gupta
G01 - MEASURING TESTING
Information
Patent Application
CRYOGENIC CORE COLLECTION
Publication number
20170362908
Publication date
Dec 21, 2017
Colorado State University Research Foundation
Thomas C. Sale
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods and Apparatus for Collecting and Preserving Core Samples fr...
Publication number
20170089158
Publication date
Mar 30, 2017
ARAMCO SERVICES COMPANY
Anuj Gupta
G01 - MEASURING TESTING
Information
Patent Application
INTELLIGENT CORING SYSTEM
Publication number
20150191985
Publication date
Jul 9, 2015
COREALL AS
Per Erik Berger
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS AND METHOD FOR STORING CORE SAMPLES AT HIGH PRESSURE
Publication number
20140367086
Publication date
Dec 18, 2014
Abbas Arian
E21 - EARTH DRILLING MINING