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drilling-tools or other for making or working on holes
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B21K5/02
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Parent Industries
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PERFORMING OPERATIONS TRANSPORTING
B21
Mechanical metalworking
B21K
MAKING FORGED OR PRESSED METAL PRODUCTS
B21K5/00
Making tools or tool parts
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B21K5/02
drilling-tools or other for making or working on holes
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Patents Grants
last 30 patents
Information
Patent Grant
Method of forming a journal for a roller cone drill bit
Patent number
11,577,349
Issue date
Feb 14, 2023
Halliburton Energy Services, Inc.
Young Ho Lee
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Methods of forming forged fixed-cutter earth-boring drill bit bodies
Patent number
11,364,535
Issue date
Jun 21, 2022
Baker Hughes Holdings LLC
James Andy Oxford
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Drill steel and its manufacture
Patent number
11,278,971
Issue date
Mar 22, 2022
Daltron Forge (Pty) Ltd
Dale Robert Cox
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Methods of forming forged fixed-cutter earth-boring drill bit bodies
Patent number
10,710,148
Issue date
Jul 14, 2020
Baker Hughes, a GE company, LLC
James Andy Oxford
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Soil auger and method of manufacture
Patent number
10,589,332
Issue date
Mar 17, 2020
Sentek Pty Ltd
Peter Tucker
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Fatigue-resistant Nitinol instrument
Patent number
9,878,366
Issue date
Jan 30, 2018
Dentsply Sirona Inc.
William B. Johnson
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for making forged and machined components
Patent number
9,616,486
Issue date
Apr 11, 2017
Babasaheb Neelkanth Kalyani
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and pair of pinching jaws for producing a drilling tip
Patent number
9,347,479
Issue date
May 24, 2016
Wurth International AG
Andreas Wunderlich
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Hollow drill and a production process for the same
Patent number
8,806,982
Issue date
Aug 19, 2014
Hilti Aktiengesellschaft
Klaus-Peter Bohn
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Drilling tool for machine tools and method for the production thereof
Patent number
8,753,046
Issue date
Jun 17, 2014
Komet Group GmbH
Rico Schneider
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Fatigue-resistant Nitinol instrument
Patent number
8,714,976
Issue date
May 6, 2014
William B. Johnson
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for making upsets for oilfield drill pipe
Patent number
8,539,807
Issue date
Sep 24, 2013
National-Oilwell Varco, L.P.
Kenneth Auburn Dial
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and apparatus for forming parts from a continuous stock mate...
Patent number
7,127,923
Issue date
Oct 31, 2006
Black & Decker, Inc.
Ronald R. Biederman
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for forming parts from a continuous stock mate...
Patent number
6,739,171
Issue date
May 25, 2004
Black & Decker, Inc.
Ronald R. Biederman
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Drilling tool for machine tools and method for the production thereof
Patent number
6,540,452
Issue date
Apr 1, 2003
Komet Praezisionswerkzeuge Robert Breuning GmbH
Dietmar Bolkart
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for forming parts from a continuous stock mate...
Patent number
6,290,439
Issue date
Sep 18, 2001
Black & Decker, Inc.
Thomas Trevor Bludis
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Process and apparatus for manufacturing endodontic instruments
Patent number
6,126,521
Issue date
Oct 3, 2000
Moyco Technologies, Inc.
Jack L. Shearer
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cutting tools for drilling concrete, aggregate, masonry or the like...
Patent number
5,918,105
Issue date
Jun 29, 1999
Black & Decker Inc.
Muniswamappa Anjanappa
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for forming parts of a predetermined shape fro...
Patent number
5,842,267
Issue date
Dec 1, 1998
Black & Decker, Inc.
Ronald R. Biederman
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Hollow bars and method of manufacture
Patent number
5,803,671
Issue date
Sep 8, 1998
Peter Andrew Gray
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Process for the fabrication of a multi-blade tool
Patent number
5,782,145
Issue date
Jul 21, 1998
Karl Metzger
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Spade-type boring bit and an associated method and apparatus for fo...
Patent number
5,700,113
Issue date
Dec 23, 1997
Black & Decker Inc.
Paul Andrew Stone
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Spade-type boring bit having chamfered corner portions
Patent number
5,697,738
Issue date
Dec 16, 1997
Black & Decker, Inc.
Paul Andrew Stone
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Cold headed center vacuum drill bit
Patent number
5,452,628
Issue date
Sep 26, 1995
Kennametal Inc.
Robert H. Montgomery
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of making a mandrel comprising a drill section for a self-dr...
Patent number
5,299,441
Issue date
Apr 5, 1994
Yugenkaisha Shinjo Seisakusho
Katsumi Shinjo
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Cold headed center vacuum drill bit
Patent number
5,297,643
Issue date
Mar 29, 1994
Kennametal Inc.
Robert H. Montgomery
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Cutting element with wear resistant crown
Patent number
4,705,124
Issue date
Nov 10, 1987
Minnesota Mining and Manufacturing Company
Gerald R. Abrahamson
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Cold-headed and roll-formed pick type cutter body with carbide insert
Patent number
4,627,665
Issue date
Dec 9, 1986
SS Indus.
Paul E. Ewing
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Forming engagement grooves in a tool shank
Patent number
4,389,870
Issue date
Jun 28, 1983
Hilti Aktiengesellschaft
Hans Boeni
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for manufacturing a piercing mandrel
Patent number
4,370,879
Issue date
Feb 1, 1983
Boris D. Kopysky
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
MANUFACTURING METHOD OF A DRILL
Publication number
20220410253
Publication date
Dec 29, 2022
HILTI AKTIENGESELLSCHAFT
Claudio HASLER
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
DRILL STEEL AND ITS MANUFACTURE
Publication number
20200316695
Publication date
Oct 8, 2020
Daltron Forge (Pty) Ltd
Dale Robert Cox
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHODS OF FORMING FORGED FIXED-CUTTER EARTH-BORING DRILL BIT BODIES
Publication number
20200230693
Publication date
Jul 23, 2020
BAKER HUGHES, A GE COMPANY, LLC
James Andy Oxford
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF FORMING FORGED FIXED-CUTTER EARTH-BORING DRILL BIT BODIES
Publication number
20180243819
Publication date
Aug 30, 2018
BAKER HUGHES INCORPORATED
James Andy Oxford
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Drill Rod
Publication number
20180100356
Publication date
Apr 12, 2018
Padley & Venables Limited
William Jason Strecker
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Fatigue-Resistant Nitinol Instrument
Publication number
20140242543
Publication date
Aug 28, 2014
William B. Johnson
C21 - METALLURGY OF IRON
Information
Patent Application
Process for Making Forged and Machined Components
Publication number
20140238099
Publication date
Aug 28, 2014
Babasaheb Neelkanth Kalyani
C21 - METALLURGY OF IRON
Information
Patent Application
Method And Pair Of Pinching Jaws For Producing A Drilling Tip
Publication number
20140112735
Publication date
Apr 24, 2014
Adolf Wuerth GmbH & Co. KG
Andreas Wunderlich
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Fatigue-Resistant Nitinol Instrument
Publication number
20120231414
Publication date
Sep 13, 2012
William B. Johnson
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD AND DEVICE FOR PRODUCING LONGITUDINAL COMPONENTS OF METAL WI...
Publication number
20120079918
Publication date
Apr 5, 2012
SIEBER FORMING SOLUTIONS GMBH
Hilmar Gensert
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Hollow Drill and A Production Process for the Same
Publication number
20110280678
Publication date
Nov 17, 2011
HILTI AKTIENGESELLSCHAFT
Klaus-Peter Bohn
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Process for Making Upsets for Oilfield Drill Pipe
Publication number
20110036138
Publication date
Feb 17, 2011
National Oilwell Varco;
Kenneth Auburn Dial
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
DRILLING TOOL FOR MACHINE TOOLS AND METHOD FOR THE PRODUCTION THEREOF
Publication number
20100150673
Publication date
Jun 17, 2010
Rico Schneider
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and apparatus for forming parts from a continuous stock mate...
Publication number
20040194528
Publication date
Oct 7, 2004
Black & Decker, Inc.
Ronald R. Biederman
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and apparatus for forming parts from a continuous stock mate...
Publication number
20020081169
Publication date
Jun 27, 2002
Black & Decker, Inc.
Ronald R. Biederman
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Application
Cutting tools for drilling concrete, aggregate, masonry or the like...
Publication number
20020054799
Publication date
May 9, 2002
Muniswamappa Anjanappa
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Cutting tools for drilling concrete, aggregate, masonry or the like...
Publication number
20010000223
Publication date
Apr 12, 2001
Black and Decker Inc.
Muniswamappa Anjanappa
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...