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E21B7/021
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FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B7/00
Special methods or apparatus for drilling
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E21B7/021
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Patents Grants
last 30 patents
Information
Patent Grant
High-capacity mast on a drilling rig
Patent number
11,933,118
Issue date
Mar 19, 2024
Nabors Drilling Technologies USA, Inc.
Padira Reddy
E04 - BUILDING
Information
Patent Grant
Drilling machine for foundation piles comprising an electric energy...
Patent number
11,773,651
Issue date
Oct 3, 2023
Adriano Pesaresi
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Drilling apparatus and related method
Patent number
11,725,457
Issue date
Aug 15, 2023
Watson, Incorporated
Douglas A. Watson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Working machine and method for working the ground
Patent number
11,473,375
Issue date
Oct 18, 2022
Bauer Maschinen GmbH
Sebastian Bauer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Assembly for moving excavation or drilling equipment and actuating...
Patent number
11,459,826
Issue date
Oct 4, 2022
Soilmec S.p.A.
Fabrizio Macori
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling apparatus and related method
Patent number
11,414,929
Issue date
Aug 16, 2022
Watson, Incorporated
Douglas A. Watson
E21 - EARTH DRILLING MINING
Information
Patent Grant
High-capacity mast on a drilling rig
Patent number
11,401,756
Issue date
Aug 2, 2022
Nabors Drilling Technologies USA, Inc.
Padira Reddy
E21 - EARTH DRILLING MINING
Information
Patent Grant
Vise arrangement for an underground drilling machine
Patent number
11,261,676
Issue date
Mar 1, 2022
Vermeer Manufacturing Company
Clint Recker
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hybrid carriage drive for an underground drilling machine
Patent number
11,225,845
Issue date
Jan 18, 2022
Vermeer Manufacturing Company
Edward Lee Cutler
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rock drilling machine, rock drilling rig and measuring method
Patent number
11,118,402
Issue date
Sep 14, 2021
Sandvik Mining and Construction Oy
Juha Piispanen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotary drill head for coiled tubing drilling apparatus
Patent number
10,995,563
Issue date
May 4, 2021
MINEX CRC LTD
Søren Pham Søe
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Rod rotation apparatus
Patent number
10,626,685
Issue date
Apr 21, 2020
DRILL RIG SPARES PTY LTD
Ian Pitcher
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling machine with optimized tool unloading system
Patent number
10,443,306
Issue date
Oct 15, 2019
HPMâHYDRAULIC PERFORMANCE MACHINES SRL
Giuseppe Cartechini
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Modular assembly for handling excavating equipment for excavating m...
Patent number
10,415,207
Issue date
Sep 17, 2019
Soilmec S.p.A.
Alessandro Ditillo
E21 - EARTH DRILLING MINING
Information
Patent Grant
Chuck for a drill head of a rotation drilling rig
Patent number
10,392,877
Issue date
Aug 27, 2019
Epiroc Rock Drills Aktiebolag
Jan Hanna
E21 - EARTH DRILLING MINING
Information
Patent Grant
Human-powered borehole drill
Patent number
9,562,393
Issue date
Feb 7, 2017
John Renouard
E21 - EARTH DRILLING MINING
Information
Patent Grant
Portable drilling rig apparatus and assembly method
Patent number
8,959,874
Issue date
Feb 24, 2015
International Drilling Equipment Company, LLC
Philip Wasterval
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bottom roller drive for deep soil mixing system
Patent number
8,182,353
Issue date
May 22, 2012
Verne L. Schellhorn
E21 - EARTH DRILLING MINING
Information
Patent Grant
Feed table pivot pin constraining device
Patent number
7,100,709
Issue date
Sep 5, 2006
Metso Minerals Industries, Inc.
James M. Bowe
E21 - EARTH DRILLING MINING
Information
Patent Grant
Foundation drilling apparatus and method with continuously variable...
Patent number
7,093,679
Issue date
Aug 22, 2006
Watson Incorporated
Douglas A. Watson
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Drilling mast with movable and fixed unscrewing vice
Patent number
6,951,257
Issue date
Oct 4, 2005
Comacchio S.r.l.
Patrizio Comacchio
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Boring unit for pile foundations
Patent number
6,536,541
Issue date
Mar 25, 2003
Soilmec S.p.A.
Marco Pedrelli
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Coiled tubing drilling rig
Patent number
6,502,641
Issue date
Jan 7, 2003
Precision Drilling Corporation
Gene J. Carriere
E21 - EARTH DRILLING MINING
Information
Patent Grant
Boring tool
Patent number
5,762,148
Issue date
Jun 9, 1998
Delmag-Maschinenfabrik Reinhold Dornfeld GmbH & Co.
Hinrich Kattentidt
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for setting up ski course gates
Patent number
5,598,893
Issue date
Feb 4, 1997
Thomas G. Carlson
E04 - BUILDING
Information
Patent Grant
Drill machine table
Patent number
5,350,027
Issue date
Sep 27, 1994
Delmag-Maschinenfabrik Reinhold Dornfeld GmbH & Co.
Magnus Mauch
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mobile boring rig
Patent number
5,269,107
Issue date
Dec 14, 1993
Ing. Guenter Klemm Bohrtechnik GmbH
Guenter W. Klemm
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotary and reciprocating drilling machine
Patent number
4,860,837
Issue date
Aug 29, 1989
Sorenam
Henri F. A. Robert
E21 - EARTH DRILLING MINING
Information
Patent Grant
Earth drill rig
Patent number
4,638,871
Issue date
Jan 27, 1987
Central Mine Equipment Company
Charles L. Rassieur
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mobile drilling machine
Patent number
4,627,499
Issue date
Dec 9, 1986
William E. Magee
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
HIGH-CAPACITY MAST ON A DRILLING RIG
Publication number
20220349268
Publication date
Nov 3, 2022
Nabors Drilling Technologies USA, Inc.
Padira Reddy
E04 - BUILDING
Information
Patent Application
DRILLING APPARATUS AND RELATED METHOD
Publication number
20220349258
Publication date
Nov 3, 2022
Watson, Incorporated
Douglas A. Watson
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING APPARATUS AND RELATED METHOD
Publication number
20210277720
Publication date
Sep 9, 2021
Watson, Incorporated
Douglas A. Watson
E21 - EARTH DRILLING MINING
Information
Patent Application
HYBRID CARRIAGE DRIVE FOR AN UNDERGROUND DRILLING MACHINE
Publication number
20200392798
Publication date
Dec 17, 2020
Vermeer Manufacturing Company
Edward Lee Cutler
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
ASSEMBLY FOR MOVING EXCAVATION OR DRILLING EQUIPMENT AND ACTUATING...
Publication number
20200386052
Publication date
Dec 10, 2020
SOILMEC S.p.A.
Fabrizio MACORI
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
VISE ARRANGEMENT FOR AN UNDERGROUND DRILLING MACHINE
Publication number
20200208475
Publication date
Jul 2, 2020
Vermeer Manufacturing Company
Clint Recker
E21 - EARTH DRILLING MINING
Information
Patent Application
ROCK DRILLING MACHINE, ROCK DRILLING RIG AND MEASURING METHOD
Publication number
20200199941
Publication date
Jun 25, 2020
SANDVIK MINING AND CONSTRUCTION OY
Juha PIISPANEN
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING MACHINE FOR FOUNDATION PILES COMPRISING AN ELECTRIC ENERGY...
Publication number
20200109037
Publication date
Apr 9, 2020
GEAX SRL
Adriano PESARESI
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTARY DRILL HEAD FOR COILED TUBING DRILLING APPARATUS
Publication number
20190360283
Publication date
Nov 28, 2019
MINEX CRC LTD
Søren Pham Søe
E21 - EARTH DRILLING MINING
Information
Patent Application
WORKING MACHINE AND METHOD FOR WORKING THE GROUND
Publication number
20190169941
Publication date
Jun 6, 2019
Bauer Maschinen GmbH
Sebastian BAUER
E21 - EARTH DRILLING MINING
Information
Patent Application
HIGH-CAPACITY MAST ON A DRILLING RIG
Publication number
20190063168
Publication date
Feb 28, 2019
Nabors Drilling Technologies USA, Inc.
Padira Reddy
E04 - BUILDING
Information
Patent Application
VISE ARRANGEMENT FOR AN UNDERGROUND DRILLING MACHINE
Publication number
20190010770
Publication date
Jan 10, 2019
Vermeer Manufacturing Company
Clint Recker
E21 - EARTH DRILLING MINING
Information
Patent Application
MODULAR ASSEMBLY FOR HANDLING EXCAVATING EQUIPMENT FOR EXCAVATING M...
Publication number
20180251948
Publication date
Sep 6, 2018
SOILMEC S.p.A.
Alessandro DITILLO
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
CHUCK FOR A DRILL HEAD OF A ROTATION DRILLING RIG
Publication number
20170044851
Publication date
Feb 16, 2017
ATLAS COPCO ROCK DRILLS AB
Jan Hanna
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING MACHINE WITH OPTIMIZED TOOL UNLOADING SYSTEM
Publication number
20160348437
Publication date
Dec 1, 2016
HPM - HYDRAULIC PERFORMANCE MACHINES SRL
Giuseppe CARTECHINI
E21 - EARTH DRILLING MINING
Information
Patent Application
Traveling Earth Boring/Driling Device
Publication number
20160305187
Publication date
Oct 20, 2016
John Edward Dorsch
B60 - VEHICLES IN GENERAL
Information
Patent Application
PORTABLE DRILLING RIG APPARATUS AND ASSEMBLY METHOD
Publication number
20130318909
Publication date
Dec 5, 2013
INTERNATIONAL DRILLING EQUIPMENT COMPANY, LLC
Philip Wasterval
E21 - EARTH DRILLING MINING
Information
Patent Application
Human-Powered Borehole Drill
Publication number
20130206480
Publication date
Aug 15, 2013
John Renouard
E21 - EARTH DRILLING MINING
Information
Patent Application
BOTTOM ROLLER DRIVE FOR DEEP SOIL MIXING SYSTEM
Publication number
20110308863
Publication date
Dec 22, 2011
Verne L. Schellhorn
E21 - EARTH DRILLING MINING
Information
Patent Application
KELLY FOR THE REALIZATION OF BORED PILES
Publication number
20110290564
Publication date
Dec 1, 2011
SOILMEC S.p.A.
Luciano Agostini
E21 - EARTH DRILLING MINING
Information
Patent Application
PORTABLE DRILLING RIG APPARATUS AND ASSEMBLY METHOD
Publication number
20110072737
Publication date
Mar 31, 2011
INTERNATIONAL DRILLING EQUIPMENT COMPANY, LLC
Philip Wasterval
E21 - EARTH DRILLING MINING
Information
Patent Application
Feed table pivot pin constraining device
Publication number
20050051364
Publication date
Mar 10, 2005
James M. Bowe
E21 - EARTH DRILLING MINING
Information
Patent Application
Drilling mast with movable and fixed unscrewing vice
Publication number
20040055789
Publication date
Mar 25, 2004
Patrizio Comacchio
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Boring unit for pile foundations
Publication number
20020092683
Publication date
Jul 18, 2002
Marco Pedrelli
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Coiled tubing drilling rig
Publication number
20020029907
Publication date
Mar 14, 2002
Precision Drilling Corporation
Gene J. Carriere
E21 - EARTH DRILLING MINING