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Devices for placing or drawing out wear protectors
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CPC
E21B17/12
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B17/00
Drilling rods or pipes Flexible drill strings Kellies Drill collars Sucker rods; Cables Casings Tubings
Current Industry
E21B17/12
Devices for placing or drawing out wear protectors
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Patents Grants
last 30 patents
Information
Patent Grant
Biased lug cartridge, wear bushing with biased lug cartridge, and s...
Patent number
12,209,466
Issue date
Jan 28, 2025
Innovex International, Inc.
John Stepchinsky
E21 - EARTH DRILLING MINING
Information
Patent Grant
Protector for the ends of an elongate member
Patent number
12,000,520
Issue date
Jun 4, 2024
Bewi Energy AS
Geir Skjevik
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Modular bowl protector
Patent number
11,613,939
Issue date
Mar 28, 2023
Saudi Arabian Oil Company
Mansour Abdullah Alamer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wear bushing deployment and retrieval tool for subsea wellhead
Patent number
11,060,383
Issue date
Jul 13, 2021
Weatherford Technology Holdings, LLC
Eric M. Twardowski
E21 - EARTH DRILLING MINING
Information
Patent Grant
Device arranged for attaching a pipe stem on a tubular body
Patent number
10,767,424
Issue date
Sep 8, 2020
Ace Oil Tools AS
Ken Erik Steine
E21 - EARTH DRILLING MINING
Information
Patent Grant
Dual bit run bushing system and method
Patent number
10,753,161
Issue date
Aug 25, 2020
Vetco Gray, LLC
Helvecio Carlos Klinke da Silveira
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wear bushing deployment and retrieval tool for subsea wellhead
Patent number
10,662,743
Issue date
May 26, 2020
Weatherford Technology Holdings, LLC
Eric M. Twardowski
E21 - EARTH DRILLING MINING
Information
Patent Grant
Securing mechanism for rotary assembly wear sleeves
Patent number
10,435,961
Issue date
Oct 8, 2019
Halliburton Energy Services, Inc.
Edgar Andres Estrada
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wear bushing retrieving system and method
Patent number
10,378,291
Issue date
Aug 13, 2019
Cameron International Corporation
Olivier Frelat
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wear bushing retrieval tool
Patent number
10,145,185
Issue date
Dec 4, 2018
Cameron International Corporation
Dennis P. Nguyen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Device arranged for attaching a pipe stem on a tubular body
Patent number
9,982,494
Issue date
May 29, 2018
Ace Oil Tools AS
Ken Erik Steine
E21 - EARTH DRILLING MINING
Information
Patent Grant
Production risers having rigid inserts and systems and methods for...
Patent number
9,850,719
Issue date
Dec 26, 2017
Chevron U.S.A. Inc.
Brian Ferrier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Centralizer connector
Patent number
9,322,228
Issue date
Apr 26, 2016
Tesco Corporation
Juan Francisco Davila
E21 - EARTH DRILLING MINING
Information
Patent Grant
Helical drill bit for an auger of a ground excavation assembly, in...
Patent number
9,157,209
Issue date
Oct 13, 2015
Soilmec S.p.A.
Ezio Biserna
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Bladder type crimper
Patent number
9,127,514
Issue date
Sep 8, 2015
Tesco Corporation
Kevin James Nikiforuk
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Protection sleeve
Patent number
8,201,622
Issue date
Jun 19, 2012
Red Spider Technology Limited
Michael A. Reid
E21 - EARTH DRILLING MINING
Information
Patent Grant
In-situ method of forming a non-rotating drill pipe protector assembly
Patent number
8,119,047
Issue date
Feb 21, 2012
WWT International, Inc.
N. Bruce Moore
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bit-run nominal seat protector and method of operating same
Patent number
8,074,724
Issue date
Dec 13, 2011
Vetco Gray Inc.
Marc Minassian
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of creating a sleeve on tubing
Patent number
7,412,761
Issue date
Aug 19, 2008
Alan Leslie Male
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Run and retrieval wear bushing and tool
Patent number
6,945,325
Issue date
Sep 20, 2005
Vetco Gray Inc.
David L. Ford
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bit run and retrieval wear bushing and tool
Patent number
6,749,018
Issue date
Jun 15, 2004
ABB Vetco Gray Inc.
David L. Ford
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tubing friction reducer
Patent number
5,692,563
Issue date
Dec 2, 1997
Western Well Tool, Inc.
R. Ernst Krueger
E21 - EARTH DRILLING MINING
Information
Patent Grant
High-pressure pipe string for continuous fusion drilling of deep we...
Patent number
5,148,874
Issue date
Sep 22, 1992
Technologie Transfer Establishment
Werner Foppe
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rod guide remover
Patent number
5,123,829
Issue date
Jun 23, 1992
J.M. Huber Corporation
Ronald D. Eason
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Wellhead bowl protector and retrieving tool
Patent number
5,044,438
Issue date
Sep 3, 1991
Joe A. Young
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wear bushing retrieval tool
Patent number
4,995,458
Issue date
Feb 26, 1991
Cooper Industries, Inc.
Keith Garbett
E21 - EARTH DRILLING MINING
Information
Patent Grant
Blast joint for snubbing installation
Patent number
4,915,177
Issue date
Apr 10, 1990
Jack R. Claycomb
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tool for aiding the assembly of drill stabilizer to the drill colla...
Patent number
4,729,158
Issue date
Mar 8, 1988
Donald L. Williams
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Pipe protector installation device
Patent number
4,726,102
Issue date
Feb 23, 1988
Hydril Company
David M. Schrader
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Floating wear bushing retriever apparatus
Patent number
4,625,381
Issue date
Dec 2, 1986
Francis Gravouia
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
BIASED LUG CARTRIDGE, WEAR BUSHING WITH BIASED LUG CARTRIDGE, AND S...
Publication number
20230417111
Publication date
Dec 28, 2023
Dril-Quip, Inc.
John Stepchinsky
E21 - EARTH DRILLING MINING
Information
Patent Application
MODULAR BOWL PROTECTOR
Publication number
20230094755
Publication date
Mar 30, 2023
Saudi Arabian Oil Company
Mansour Abdullah Alamer
E21 - EARTH DRILLING MINING
Information
Patent Application
PROTECTOR FOR THE ENDS OF AN ELONGATE MEMBER
Publication number
20220003049
Publication date
Jan 6, 2022
BEWI ENERGY AS
Geir Skjevik
E21 - EARTH DRILLING MINING
Information
Patent Application
Wear Bushing Deployment and Retrieval Tool for Subsea Wellhead
Publication number
20200318460
Publication date
Oct 8, 2020
Weatherford Technology Holdings, LLC.
Eric M. Twardowski
E21 - EARTH DRILLING MINING
Information
Patent Application
Device Arranged for Attaching a Pipe Stem on a Tubular Body
Publication number
20180266193
Publication date
Sep 20, 2018
ACE OIL TOOLS AS
Ken Erik Steine
E21 - EARTH DRILLING MINING
Information
Patent Application
DUAL BIT RUN BUSHING SYSTEM AND METHOD
Publication number
20180238121
Publication date
Aug 23, 2018
Vetco Gray, LLC
Helvecio Carlos Klinke da Silveira
E21 - EARTH DRILLING MINING
Information
Patent Application
SECURING MECHANISM FOR ROTARY ASSEMBLY WEAR SLEEVES
Publication number
20170247956
Publication date
Aug 31, 2017
Halliburton Energy Services, Inc.
Edgar Andres Estrada
E21 - EARTH DRILLING MINING
Information
Patent Application
WEAR BUSHING RETRIEVAL TOOL
Publication number
20170183922
Publication date
Jun 29, 2017
Cameron International Corporation
Dennis P. Nguyen
E21 - EARTH DRILLING MINING
Information
Patent Application
BLADDER TYPE CRIMPER
Publication number
20140158372
Publication date
Jun 12, 2014
Tesco Corporation
Kevin James Nikiforuk
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
CENTRALIZER CONNECTOR
Publication number
20130319686
Publication date
Dec 5, 2013
Tesco Corporation
Juan Francisco Davila
E21 - EARTH DRILLING MINING
Information
Patent Application
HELICAL DRILL BIT FOR AN AUGER OF A GROUND EXCAVATION ASSEMBLY, IN...
Publication number
20130294843
Publication date
Nov 7, 2013
SOILMEC S.p.A.
Ezio BISERNA
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
BIT-RUN NOMINAL SEAT PROTECTOR AND METHOD OF OPERATING SAME
Publication number
20100243271
Publication date
Sep 30, 2010
Vetco Gray Inc.
Marc Minassian
E21 - EARTH DRILLING MINING
Information
Patent Application
Protection Sleeve
Publication number
20090314492
Publication date
Dec 24, 2009
Michael A. Reid
E21 - EARTH DRILLING MINING
Information
Patent Application
In-situ molded non-rotating drill pipe protector assembly
Publication number
20080217063
Publication date
Sep 11, 2008
N. Bruce Moore
E21 - EARTH DRILLING MINING
Information
Patent Application
Wear protectors
Publication number
20060196036
Publication date
Sep 7, 2006
Alan Leslie Male
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Run and retrieval wear bushing and tool
Publication number
20030192704
Publication date
Oct 16, 2003
David L. Ford
E21 - EARTH DRILLING MINING