the core receiver having a core forming cutting edge or element

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CPC
E21B25/04

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21BEARTH DRILLING E21B25/00Apparatus for obtaining or removing undisturbed cores

Current Industry

E21B25/04the core receiver having a core forming cutting edge or element

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Portable seafloor drill rig for submersible for multi-point core dr...
- Patent number 11,326,398
- Issue date May 10, 2022
- Hunan University of Science and Technology
- Yongping Jin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Weed remover
- Patent number 11,277,952
- Issue date Mar 22, 2022
- André Lafleur RD&D Inc.
- Andre Lafleur
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Pressure-retaining cap screwing and unscrewing device for marine na...
- Patent number 10,947,800
- Issue date Mar 16, 2021
- Hunan University of Science and Technology
- Buyan Wan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Inner barrel crimping connection for a coring tool
- Patent number 10,767,431
- Issue date Sep 8, 2020
- Halliburton Energy Services, Inc.
- Olivier Mageren
- 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
Coring tools including core sample flap catcher and related methods
- Patent number 10,202,813
- Issue date Feb 12, 2019
- Baker Hughes Incorporated
- Christoph Wesemeier
- E21 - EARTH DRILLING MINING
Information Patent Grant
Coring tools including core sample flap catcher and related methods
- Patent number 9,856,709
- Issue date Jan 2, 2018
- Baker Hughes Incorporated
- Christoph Wesemeier
- E21 - EARTH DRILLING MINING
Information Patent Grant
Retrieval tool
- Patent number 9,598,922
- Issue date Mar 21, 2017
- Douglas T. Beynon
- E21 - EARTH DRILLING MINING
Information Patent Grant
Instrumented core barrel apparatus and associated methods
- Patent number 9,103,176
- Issue date Aug 11, 2015
- Halliburton Energy Services, Inc.
- Ludovic Delmar
- E21 - EARTH DRILLING MINING
Information Patent Grant
Seabed analysis
- Patent number 6,526,818
- Issue date Mar 4, 2003
- XL Technology Limited
- Philip Head
- E21 - EARTH DRILLING MINING
Information Patent Grant
Soil sampler
- Patent number 6,505,693
- Issue date Jan 14, 2003
- Fugro Engineers B.V.
- Peter N. Looijen
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Soil testing assemblies
- Patent number 5,931,237
- Issue date Aug 3, 1999
- Dynamic In Situ Geotechnical Testing, Inc.
- Robert Henke
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for drilling and maintenance of holes in a golf course
- Patent number 5,542,476
- Issue date Aug 6, 1996
- Finn H. Hansen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Continuous soil sampling system and method
- Patent number 5,450,913
- Issue date Sep 19, 1995
- Gold Star Manufacturing, Inc.
- Larry C. Mefferd
- E21 - EARTH DRILLING MINING
Information Patent Grant
Self-contained apparatus and method for determining the static and...
- Patent number 5,339,679
- Issue date Aug 23, 1994
- Fugro-McClelland Leasing, Inc.
- Wayne B. Ingram
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for obtaining cores from a producing well
- Patent number 5,188,190
- Issue date Feb 23, 1993
- Atlantic Richfield Company
- Eric W. Skaalure
- E21 - EARTH DRILLING MINING
Information Patent Grant
Self-contained apparatus and method for determining the static and...
- Patent number 5,127,261
- Issue date Jul 7, 1992
- Fugro-McClelland Leasing, Inc.
- Wayne B. Ingram
- E21 - EARTH DRILLING MINING
Information Patent Grant
Self-contained apparatus and method for determining the static and...
- Patent number 5,125,266
- Issue date Jun 30, 1992
- Fugro-McClelland Leasing, Inc.
- Wayne B. Ingram
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for directional coring
- Patent number 5,052,502
- Issue date Oct 1, 1991
- Baker Hughes Incorporated
- Rainer Jurgens
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling tool with retractable pilot drilling unit
- Patent number 5,038,873
- Issue date Aug 13, 1991
- Baker Hughes Incorporated
- Rainer Jurgens
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for directional coring
- Patent number 5,029,653
- Issue date Jul 9, 1991
- Baker Hughes Incorporated
- Rainer Jurgens
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for continuous pilot hole coring
- Patent number 4,969,528
- Issue date Nov 13, 1990
- Baker Hughes Incorporated
- Rainer Jurgens
- E21 - EARTH DRILLING MINING
Information Patent Grant
Wire line core barrel
- Patent number 4,878,549
- Issue date Nov 7, 1989
- Diamant Boart Cralius Ltd.
- Andrew H. Bennet
- E21 - EARTH DRILLING MINING
Information Patent Grant
Core drilling tool with direct drive
- Patent number 4,875,531
- Issue date Oct 24, 1989
- Eastman Christensen Company
- Johann Biehl
- E21 - EARTH DRILLING MINING
Information Patent Grant
Sonic method and apparatus for installing monitor wells for the sur...
- Patent number 4,836,299
- Issue date Jun 6, 1989
- Albert G. Bodine
- E21 - EARTH DRILLING MINING
Information Patent Grant
High-pressure waterjet/abrasive particle-jet coring method and appa...
- Patent number 4,825,963
- Issue date May 2, 1989
- James L. Ruhle
- E21 - EARTH DRILLING MINING
Information Patent Grant
Sediment sampler
- Patent number 4,729,437
- Issue date Mar 8, 1988
- Michael M. Zapico
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for coring rock
- Patent number 4,679,636
- Issue date Jul 14, 1987
- James L. Ruhle
- E21 - EARTH DRILLING MINING
Information Patent Grant
Flexible plug for obtaining soil samples during drilling operations
- Patent number 4,667,754
- Issue date May 26, 1987
- Diedrich Drilling Equipment, Inc.
- John C. Diedrich
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shrouded core catcher
- Patent number 4,605,075
- Issue date Aug 12, 1986
- Norton Christensen, Inc.
- Steven R. Radford
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR CONCENTRATED ENERGY DRILLING, CORE DRILLIN...
- Publication number 20210381315
- Publication date Dec 9, 2021
- Dana R. Allen
- E21 - EARTH DRILLING MINING
Information Patent Application
PORTABLE SEAFLOOR DRILL RIG FOR SUBMERSIBLE FOR MULTI-POINT CORE DR...
- Publication number 20210254409
- Publication date Aug 19, 2021
- HUNAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Yongping JIN
- E21 - EARTH DRILLING MINING
Information Patent Application
PRESSURE-RETAINING CAP SCREWING AND UNSCREWING DEVICE FOR MARINE NA...
- Publication number 20200248518
- Publication date Aug 6, 2020
- HUNAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Buyan WAN
- E21 - EARTH DRILLING MINING
Information Patent Application
INNER BARREL CRIMPING CONNECTION FOR A CORING TOOL
- Publication number 20190040701
- Publication date Feb 7, 2019
- Halliburton Energy Services, Inc.
- Olivier Mageren
- E21 - EARTH DRILLING MINING
Information Patent Application
CORING TOOLS INCLUDING CORE SAMPLE FLAP CATCHER AND RELATED METHODS
- Publication number 20180112482
- Publication date Apr 26, 2018
- BAKER HUGHES INCORPORATED
- Christoph Wesemeier
- E21 - EARTH DRILLING MINING
Information Patent Application
CORING TOOL INCLUDING CORE BIT AND DRILLING PLUG WITH ALIGNMENT AND...
- Publication number 20150068809
- Publication date Mar 12, 2015
- BAKER HUGHES INCORPORATED
- Nathaniel R. Adams
- E21 - EARTH DRILLING MINING
Information Patent Application
Instrumented Core Barrel Apparatus and Associated Methods
- Publication number 20130199847
- Publication date Aug 8, 2013
- Halliburton Energy Services, Inc.
- Ludovic Delmar
- E21 - EARTH DRILLING MINING
Information Patent Application
UNDISTURBED CORE SAMPLER
- Publication number 20120261189
- Publication date Oct 18, 2012
- Longyear TM, Inc.
- Erik Gaugh
- E21 - EARTH DRILLING MINING

the core receiver having a core forming cutting edge or element

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Portable seafloor drill rig for submersible for multi-point core dr...

Weed remover

Pressure-retaining cap screwing and unscrewing device for marine na...

Inner barrel crimping connection for a coring tool

Deep rock in-situ active thermal-insulation coring device and therm...

Coring tools including core sample flap catcher and related methods

Coring tools including core sample flap catcher and related methods

Retrieval tool

Instrumented core barrel apparatus and associated methods

Seabed analysis

Soil sampler

Soil testing assemblies

Apparatus for drilling and maintenance of holes in a golf course

Continuous soil sampling system and method

Self-contained apparatus and method for determining the static and...

Method for obtaining cores from a producing well

Self-contained apparatus and method for determining the static and...

Self-contained apparatus and method for determining the static and...

Apparatus for directional coring

Drilling tool with retractable pilot drilling unit

Method for directional coring

Method and apparatus for continuous pilot hole coring

Wire line core barrel

Core drilling tool with direct drive

Sonic method and apparatus for installing monitor wells for the sur...

High-pressure waterjet/abrasive particle-jet coring method and appa...

Sediment sampler

Method and apparatus for coring rock

Flexible plug for obtaining soil samples during drilling operations

Shrouded core catcher

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR CONCENTRATED ENERGY DRILLING, CORE DRILLIN...

PORTABLE SEAFLOOR DRILL RIG FOR SUBMERSIBLE FOR MULTI-POINT CORE DR...

PRESSURE-RETAINING CAP SCREWING AND UNSCREWING DEVICE FOR MARINE NA...

INNER BARREL CRIMPING CONNECTION FOR A CORING TOOL

CORING TOOLS INCLUDING CORE SAMPLE FLAP CATCHER AND RELATED METHODS

CORING TOOL INCLUDING CORE BIT AND DRILLING PLUG WITH ALIGNMENT AND...

Instrumented Core Barrel Apparatus and Associated Methods

UNDISTURBED CORE SAMPLER