the cutting element movable through the drilling pipe and laterally shiftable

Industry

CPC
E21B10/66

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21BEARTH DRILLING E21B10/00Drill bits

Current Industry

E21B10/66the cutting element movable through the drilling pipe and laterally shiftable

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Drilling device
- Patent number 10,563,462
- Issue date Feb 18, 2020
- MINCON NORDIC OY
- Jukka Ahonen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for modifying the sidewalls of a borehole
- Patent number 9,341,026
- Issue date May 17, 2016
- Sinvent AS
- Mohammad Ali Taghipour Khadrbeik
- E21 - EARTH DRILLING MINING
Information Patent Grant
High-speed triple string drilling system
- Patent number 8,739,902
- Issue date Jun 3, 2014
- Dura Drilling, Inc.
- Robert E. Able
- E21 - EARTH DRILLING MINING
Information Patent Grant
Torque transmitting elastomeric element in casing drilling drill lo...
- Patent number 8,678,108
- Issue date Mar 25, 2014
- Schlumberger Technology Corporation
- Erik P. Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill bit and method for inserting, expanding, collapsing, and retr...
- Patent number 8,668,031
- Issue date Mar 11, 2014
- Schlumberger Technology Corporation
- Douwe Johannes Runia
- E21 - EARTH DRILLING MINING
Information Patent Grant
Collapsible rock head and associated structure
- Patent number 8,567,530
- Issue date Oct 29, 2013
- James S. Barbera
- E21 - EARTH DRILLING MINING
Information Patent Grant
One trip multiple string section milling of subterranean tubulars
- Patent number 8,555,955
- Issue date Oct 15, 2013
- Baker Hughes Incorporated
- John P. Davis
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling device for drilling and reaming of a hole
- Patent number 8,083,010
- Issue date Dec 27, 2011
- Teijo Hulkkonen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Liner drilling system and method of liner drilling with retrievable...
- Patent number 7,926,578
- Issue date Apr 19, 2011
- Tesco Corporation
- Michael E. Moffitt
- E21 - EARTH DRILLING MINING
Information Patent Grant
Retrieval tool with slips for retrieving bottom hole assembly durin...
- Patent number 7,845,431
- Issue date Dec 7, 2010
- Tesco Corporation
- Erik P. Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Controlling backflow pressure during retrieval of bottom hole assembly
- Patent number 7,779,920
- Issue date Aug 24, 2010
- Tesco Corporation
- Erik P. Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for a drilling tool
- Patent number 7,775,303
- Issue date Aug 17, 2010
- Ove Göting
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling apparatus having in-line extending wings and driving metho...
- Patent number 7,681,671
- Issue date Mar 23, 2010
- Byung-Duk Lim
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for drilling with a wellbore liner
- Patent number 7,647,990
- Issue date Jan 19, 2010
- Tesco Corporation
- Robert M. Tessari
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for drilling with casing
- Patent number 7,624,820
- Issue date Dec 1, 2009
- Tesco Corporation
- Per G. Angman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for conducting earth borehole operations using...
- Patent number 7,481,280
- Issue date Jan 27, 2009
- 1243939 Alberta Ltd.
- Carl J. Benge
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for drilling with casing
- Patent number 7,475,742
- Issue date Jan 13, 2009
- Tesco Corporation
- Per G. Angman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for drilling with casing
- Patent number 7,044,241
- Issue date May 16, 2006
- Tesco Corporation
- Per G. Angman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling with casing
- Patent number 6,705,413
- Issue date Mar 16, 2004
- Tesco Corporation
- Robert M. Tessari
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reverse circulation drilling system with bit locked underreamer arms
- Patent number 6,394,197
- Issue date May 28, 2002
- Ardis L. Holte
- E21 - EARTH DRILLING MINING
Information Patent Grant
Retrieval head for a drill bit composed of a plurality of bit segments
- Patent number 6,244,363
- Issue date Jun 12, 2001
- DHT Technologies, LTD
- Gavin T. McLeod
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reverse circulation drilling system with bit locked underreamer arms
- Patent number 6,209,665
- Issue date Apr 3, 2001
- Ardis L. Holte
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tool for transporting cutting means to and from a ground drill
- Patent number 6,206,114
- Issue date Mar 27, 2001
- DHT Technologies, Ltd.
- Gavin Thomas McLeod
- E21 - EARTH DRILLING MINING
Information Patent Grant
Retractable drill bit system
- Patent number 6,155,360
- Issue date Dec 5, 2000
- DHT Technologies, Ltd.
- Gavin Thomas McLeod
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling apparatus having a radially displaceable reamer
- Patent number 6,112,835
- Issue date Sep 5, 2000
- Sandvik AB
- Edward F. Grafe
- E21 - EARTH DRILLING MINING
Information Patent Grant
Retraction system for a latching mechanism of a tool
- Patent number 6,059,053
- Issue date May 9, 2000
- DHT Technologies, Ltd.
- Galvin Thomas McLeod
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reverse circulation drilling system with bit locked underreamer arms
- Patent number 5,975,222
- Issue date Nov 2, 1999
- Ardis L. Holte
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reverse circulation drilling system with hexagonal pipe coupling
- Patent number 5,957,226
- Issue date Sep 28, 1999
- Ardis L. Holte
- E21 - EARTH DRILLING MINING
Information Patent Grant
System for in situ replacement of cutting means for a ground drill
- Patent number 5,954,146
- Issue date Sep 21, 1999
- Down Hole Technologies Pty Ltd.
- Gavin Thomas McLeod
- E21 - EARTH DRILLING MINING
Information Patent Grant
System for in situ replacement of cutting means for a ground drill
- Patent number 5,813,481
- Issue date Sep 29, 1998
- Down Hole Technologies, Ltd.
- Gavin Thomas McLeod
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DRILLING DEVICE
- Publication number 20180179824
- Publication date Jun 28, 2018
- Mincon Nordic Oy
- Jukka Ahonen
- E21 - EARTH DRILLING MINING
Information Patent Application
WELL DRILLING SYSTEM
- Publication number 20180171722
- Publication date Jun 21, 2018
- JEFF STILL
- E21 - EARTH DRILLING MINING
Information Patent Application
THROUGH TUBING PERPENDICULAR BORING
- Publication number 20140251621
- Publication date Sep 11, 2014
- BOAZ ENERGY LLC
- David Randolph Smith
- E21 - EARTH DRILLING MINING
Information Patent Application
High-Speed Triple String Drilling System
- Publication number 20140041942
- Publication date Feb 13, 2014
- Robert E. Able
- E21 - EARTH DRILLING MINING
Information Patent Application
One Trip Multiple String Section Milling of Subterranean Tubulars
- Publication number 20120152543
- Publication date Jun 21, 2012
- John P. Davis
- E21 - EARTH DRILLING MINING
Information Patent Application
Apparatus and Method for Modifying the Sidewalls of a Borehole
- Publication number 20110259641
- Publication date Oct 27, 2011
- Sinvent AS
- Mohammad Ali Taghipour Khadrbeik
- E21 - EARTH DRILLING MINING
Information Patent Application
COLLAPSIBLE ROCK HEAD AND ASSOCIATED STRUCTURE
- Publication number 20110209921
- Publication date Sep 1, 2011
- James S. Barbera
- E21 - EARTH DRILLING MINING
Information Patent Application
Drill Bit and Method for Inserting, Expanding, Collapsing, and Retr...
- Publication number 20110120774
- Publication date May 26, 2011
- THRUBIT B.V.
- Douwe Johannes Runia
- E21 - EARTH DRILLING MINING
Information Patent Application
Retrieval Tool With Slips for Retrieving Bottom Hole Assembly Durin...
- Publication number 20090288886
- Publication date Nov 26, 2009
- Tesco Corporation (US)
- Erik P. Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Application
Controlling Backflow Pressure During Retrieval of Bottom Hole Assembly
- Publication number 20090288839
- Publication date Nov 26, 2009
- Tesco Corporation (US)
- Erik P. Eriksen
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILLING DEVICE FOR DRILLING AND REAMING OF A HOLE
- Publication number 20090188722
- Publication date Jul 30, 2009
- Teijo Hulkkonen
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILLING APPARATUS HAVING IN-LINE EXTENDING WINGS AND DRIVING METHO...
- Publication number 20090188719
- Publication date Jul 30, 2009
- Byung-duk Lim
- E21 - EARTH DRILLING MINING
Information Patent Application
Liner Drilling System with Retrievable Bottom Hole Assembly
- Publication number 20090101345
- Publication date Apr 23, 2009
- TESCO Corporation
- Michael E. Moffitt
- E21 - EARTH DRILLING MINING
Information Patent Application
Method for drilling with casing
- Publication number 20090025981
- Publication date Jan 29, 2009
- Per G. Angman
- E21 - EARTH DRILLING MINING
Information Patent Application
DEVICE FOR A DRILLING TOOL
- Publication number 20070261892
- Publication date Nov 15, 2007
- Ove Goting
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD FOR DRILLING WITH A WELLBORE LINER
- Publication number 20070175665
- Publication date Aug 2, 2007
- TESCO CORPORATION
- Robert M. Tessari
- E21 - EARTH DRILLING MINING
Information Patent Application
Method for drilling with casing
- Publication number 20070051538
- Publication date Mar 8, 2007
- TESCO Corporation
- Per G. Angman
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and apparatus for conducting earth borehole operations using...
- Publication number 20060283633
- Publication date Dec 21, 2006
- Carl J. Benge
- E21 - EARTH DRILLING MINING
Information Patent Application
Expandable bit
- Publication number 20060096785
- Publication date May 11, 2006
- Bruno H. Walter
- E21 - EARTH DRILLING MINING
Information Patent Application
Directional casing and liner drilling with mud motor
- Publication number 20050126826
- Publication date Jun 16, 2005
- Keith Alan Moriarty
- E21 - EARTH DRILLING MINING
Information Patent Application
Method for drilling with casing
- Publication number 20040026126
- Publication date Feb 12, 2004
- Per G Angman
- E21 - EARTH DRILLING MINING
Information Patent Application
Reverse circulation drilling system with bit locked underreamer arms
- Publication number 20020139585
- Publication date Oct 3, 2002
- Ardis L. Holte
- E21 - EARTH DRILLING MINING

the cutting element movable through the drilling pipe and laterally shiftable

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Drilling device

Apparatus and method for modifying the sidewalls of a borehole

High-speed triple string drilling system

Torque transmitting elastomeric element in casing drilling drill lo...

Drill bit and method for inserting, expanding, collapsing, and retr...

Collapsible rock head and associated structure

One trip multiple string section milling of subterranean tubulars

Drilling device for drilling and reaming of a hole

Liner drilling system and method of liner drilling with retrievable...

Retrieval tool with slips for retrieving bottom hole assembly durin...

Controlling backflow pressure during retrieval of bottom hole assembly

Device for a drilling tool

Drilling apparatus having in-line extending wings and driving metho...

Method for drilling with a wellbore liner

Method for drilling with casing

Method and apparatus for conducting earth borehole operations using...

Method for drilling with casing

Method for drilling with casing

Drilling with casing

Reverse circulation drilling system with bit locked underreamer arms

Retrieval head for a drill bit composed of a plurality of bit segments

Reverse circulation drilling system with bit locked underreamer arms

Tool for transporting cutting means to and from a ground drill

Retractable drill bit system

Drilling apparatus having a radially displaceable reamer

Retraction system for a latching mechanism of a tool

Reverse circulation drilling system with bit locked underreamer arms

Reverse circulation drilling system with hexagonal pipe coupling

System for in situ replacement of cutting means for a ground drill

System for in situ replacement of cutting means for a ground drill

Patents Applicationslast 30 patents

DRILLING DEVICE

WELL DRILLING SYSTEM

THROUGH TUBING PERPENDICULAR BORING

High-Speed Triple String Drilling System

One Trip Multiple String Section Milling of Subterranean Tubulars

Apparatus and Method for Modifying the Sidewalls of a Borehole

COLLAPSIBLE ROCK HEAD AND ASSOCIATED STRUCTURE

Drill Bit and Method for Inserting, Expanding, Collapsing, and Retr...

Retrieval Tool With Slips for Retrieving Bottom Hole Assembly Durin...

Controlling Backflow Pressure During Retrieval of Bottom Hole Assembly

DRILLING DEVICE FOR DRILLING AND REAMING OF A HOLE

DRILLING APPARATUS HAVING IN-LINE EXTENDING WINGS AND DRIVING METHO...

Liner Drilling System with Retrievable Bottom Hole Assembly

Method for drilling with casing

DEVICE FOR A DRILLING TOOL

METHOD FOR DRILLING WITH A WELLBORE LINER

Method for drilling with casing

Method and apparatus for conducting earth borehole operations using...

Expandable bit

Directional casing and liner drilling with mud motor

Method for drilling with casing

Reverse circulation drilling system with bit locked underreamer arms