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the core receiver having a flexible liner or inflatable retaining means
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CPC
E21B25/06
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B25/00
Apparatus for obtaining or removing undisturbed cores
Current Industry
E21B25/06
the core receiver having a flexible liner or inflatable retaining means
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Patents Grants
last 30 patents
Information
Patent Grant
Suction-activated core catcher and related methods
Patent number
11,952,851
Issue date
Apr 9, 2024
BENTHIC USA LLC
Matthew Tydelski
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling mechanism of coring drilling rig
Patent number
11,781,382
Issue date
Oct 10, 2023
Shenzhen University
Mingzhong Gao
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for core flooding
Patent number
11,454,077
Issue date
Sep 27, 2022
Saudi Arabian Oil Company
Abdulaziz Al-Qasim
E21 - EARTH DRILLING MINING
Information
Patent Grant
Measuring formation porosity and permeability
Patent number
11,008,823
Issue date
May 18, 2021
BAKER HUGHES, A GE COMPANY, LLC
Vitaly Nikolaevich Dorovsky
E21 - EARTH DRILLING MINING
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
Sealed core storage and testing device for a downhole tool
Patent number
10,724,317
Issue date
Jul 28, 2020
Halliburton Energy Services, Inc.
Ronald Glen Dusterhoft
E21 - EARTH DRILLING MINING
Information
Patent Grant
Process for drilling natural gas hydrates with submersible core dri...
Patent number
10,704,350
Issue date
Jul 7, 2020
Hunan University of Science and Technology
Buyan Wan
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
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
Measuring formation porosity and permeability
Patent number
10,260,300
Issue date
Apr 16, 2019
BAKER HUGHES, A GE COMPANY LLC
Vitaly Nikolaevich Dorovsky
E21 - EARTH DRILLING MINING
Information
Patent Grant
Sponge liner sleeves for a core barrel assembly, sponge liners and...
Patent number
10,072,471
Issue date
Sep 11, 2018
Baker Hughes Incorporated
Thomas Uhlenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and apparatus for coring
Patent number
9,869,146
Issue date
Jan 16, 2018
Halliburton Energy Services, Inc.
Olivier Mageren
E21 - EARTH DRILLING MINING
Information
Patent Grant
Soil sampler lay flat sheet liner system
Patent number
9,863,199
Issue date
Jan 9, 2018
Kejr, Inc.
Kyle Riedel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pressure core barrel for retention of core fluids and related method
Patent number
9,441,434
Issue date
Sep 13, 2016
National-Oilwell Varco, L.P.
Bobby Talma Wilson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and apparatus for coring
Patent number
9,217,306
Issue date
Dec 22, 2015
National Oilwell Varco LP
Bob Talma Wilson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Core drill and coring method
Patent number
8,875,809
Issue date
Nov 4, 2014
Halliburton Energy Services, Inc.
Olivier Jean-Marc Claude Mageren
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and methods for sponge coring
Patent number
7,234,547
Issue date
Jun 26, 2007
Baker Hughes Incorporated
Luc Van Puymbroeck
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and methods for sponge coring
Patent number
7,231,991
Issue date
Jun 19, 2007
Baker Hughes Incorporated
Luc Van Puymbroeck
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and methods for sponge coring
Patent number
7,093,676
Issue date
Aug 22, 2006
Baker Hughes Incorporated
Luc Van Puymbroeck
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and methods for sponge coring
Patent number
7,004,265
Issue date
Feb 28, 2006
Baker Hughes Incorporated
Luc Van Puymbroeck
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and methods for sponge coring
Patent number
6,719,070
Issue date
Apr 13, 2004
Baker Hughes Incorporated
Luc Van Puymbroeck
E21 - EARTH DRILLING MINING
Information
Patent Grant
Soil sampler
Patent number
6,695,075
Issue date
Feb 24, 2004
Eijkelkamp Agrisearch Equipment B.V.
Arnoldus Emanuel Ruthgerus Beeker
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Apparatus for handling geological samples
Patent number
6,425,447
Issue date
Jul 30, 2002
Corpo Systems Limited
Pascal Bartette
E21 - EARTH DRILLING MINING
Information
Patent Grant
Core drill
Patent number
6,394,196
Issue date
May 28, 2002
Halliburton Energy Services, Inc.
Philippe Fanuel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Core sampler
Patent number
6,158,534
Issue date
Dec 12, 2000
Baroid Technology, Inc.
Philippe Fanuel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Core sampler
Patent number
6,116,358
Issue date
Sep 12, 2000
Baroid Technology, Inc.
Philippe Fanuel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Dual tube sampling system
Patent number
5,854,432
Issue date
Dec 29, 1998
Arthur R. Vollweiler
E21 - EARTH DRILLING MINING
Information
Patent Grant
Material sampling method and device
Patent number
5,644,091
Issue date
Jul 1, 1997
Compagnie Generale des Matieres Nucleaires
Patrick H. Jacq
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotary sidewall sponge coring apparatus
Patent number
5,439,065
Issue date
Aug 8, 1995
Western Atlas International, Inc.
Daniel T. Georgi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Inner tube element for use in a device for taking soil samples, and...
Patent number
5,182,954
Issue date
Feb 2, 1993
Wavin B.V.
Johannes C. J. Menheere
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
SYSTEMS AND METHODS FOR CORE FLOODING
Publication number
20240352817
Publication date
Oct 24, 2024
Saudi Arabian Oil Company
Abdulaziz Al-Qasim
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR CORE FLOODING
Publication number
20220090460
Publication date
Mar 24, 2022
Saudi Arabian Oil Company
Abdulaziz Al-Qasim
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR CORE FLOODING
Publication number
20210381328
Publication date
Dec 9, 2021
Saudi Arabian Oil Company
Abdulaziz Al-Qasim
G01 - MEASURING TESTING
Information
Patent Application
SUCTION-ACTIVATED CORE CATCHER AND RELATED METHODS
Publication number
20210310323
Publication date
Oct 7, 2021
Benthic USA LLC
Matthew Tydelski
E21 - EARTH DRILLING MINING
Information
Patent Application
PROCESS FOR DRILLING NATURAL GAS HYDRATES WITH SUBMERSIBLE CORE DRI...
Publication number
20200131875
Publication date
Apr 30, 2020
HUNAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
Buyan WAN
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE TOOL WITH PROTECTIVE COVERING
Publication number
20190264520
Publication date
Aug 29, 2019
MAGNUM TOOLS INTERNATIONAL, LTD.
W. Lynn Frazier
E21 - EARTH DRILLING MINING
Information
Patent Application
MEASURING FORMATION POROSITY AND PERMEABILITY
Publication number
20190211637
Publication date
Jul 11, 2019
BAKER HUGHES, A GE COMPANY, LLC
Vitaly Nikolaevich DOROVSKY
E21 - EARTH DRILLING MINING
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
CORING TOOLS EXHIBITING REDUCED ROTATIONAL ECCENTRICITY AND RELATED...
Publication number
20170152714
Publication date
Jun 1, 2017
BAKER HUGHES INCORPORATED
Christian Fulda
E21 - EARTH DRILLING MINING
Information
Patent Application
SPONGE LINER SLEEVES FOR A CORE BARREL ASSEMBLY, SPONGE LINERS AND...
Publication number
20160245030
Publication date
Aug 25, 2016
BAKER HUGHES INCORPORATED
Thomas Uhlenberg
E21 - EARTH DRILLING MINING
Information
Patent Application
Sponge Pressure Equalization System
Publication number
20160194928
Publication date
Jul 7, 2016
Halliburton Energy Services, Inc.
Ludovic Delmar
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS AND APPARATUS FOR CORING
Publication number
20140311805
Publication date
Oct 23, 2014
Halliburton
Olivier Mageren
E21 - EARTH DRILLING MINING
Information
Patent Application
PRESSURE CORE BARREL FOR RETENTION OF CORE FLUIDS AND RELATED METHOD
Publication number
20140305712
Publication date
Oct 16, 2014
National-Oilwell Varco, L.P.
Bobby Talma WILSON
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods and Apparatus for Coring
Publication number
20130081878
Publication date
Apr 4, 2013
NATIONAL OILWELL VARCO., L.P.
Bob Talma Wilson
E21 - EARTH DRILLING MINING
Information
Patent Application
Core Drill and Coring Method
Publication number
20120261192
Publication date
Oct 18, 2012
Olivier Jean-Marc Claude Mageren
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus and methods for sponge coring
Publication number
20060169494
Publication date
Aug 3, 2006
Luc Van Puymbroeck
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus and methods for sponge coring
Publication number
20060169496
Publication date
Aug 3, 2006
Luc Van Puymbroeck
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus and methods for sponge coring
Publication number
20050133275
Publication date
Jun 23, 2005
Luc Van Puymbroeck
E21 - EARTH DRILLING MINING
Information
Patent Application
[CORING TOOL WITH RETENTION DEVICE]
Publication number
20050133267
Publication date
Jun 23, 2005
SCHLUMBERGER TECHNOLOGY CORPORATION
Lennox E. Reid
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus and methods for sponge coring
Publication number
20040084216
Publication date
May 6, 2004
Luc Van Puymbroeck
E21 - EARTH DRILLING MINING
Information
Patent Application
Soil sample liner assembly having permanently attached core catcher...
Publication number
20030205408
Publication date
Nov 6, 2003
Kejr, Inc.
Nathan Wade Lee
E21 - EARTH DRILLING MINING
Information
Patent Application
Grondmonsternemer
Publication number
20030089526
Publication date
May 15, 2003
Arnoldus Emanuel Ruthgerus Beeker
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING