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C21D1/607
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CHEMISTRY METALLURGY
C21
Iron metallurgy
C21D
MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHER TREATMENTS
C21D1/00
General methods or devices for heat treatments
Current Industry
C21D1/607
Molten salts
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Patents Grants
last 30 patents
Information
Patent Grant
Offset link for roller chain with enhanced strength
Patent number
11,713,492
Issue date
Aug 1, 2023
IWIS DRIVE SYSTEMS, LLC
Andrew J. Binford
C21 - METALLURGY OF IRON
Information
Patent Grant
Synthesis of highly ordered nanoparticle arrays in anisotropic nano...
Patent number
11,534,831
Issue date
Dec 27, 2022
Northwestern University
Chad A. Mirkin
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Cold rolled steel wire, method and reinforcement of flexible conduits
Patent number
11,408,049
Issue date
Aug 9, 2022
ArcelorMittal Wire France
Sylvain Foissey
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Alloy steel composition and producing method thereof
Patent number
10,920,296
Issue date
Feb 16, 2021
ASUSTeK COMPUTER Inc.
Shih-Wei Chiu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Non-normalized steel composition and connecting rod using the same,...
Patent number
10,704,126
Issue date
Jul 7, 2020
Hyundai Motor Company
Jae-Bong Park
C21 - METALLURGY OF IRON
Information
Patent Grant
Cold rolled steel wire, method and reinforcement of flexible conduits
Patent number
10,550,448
Issue date
Feb 4, 2020
ArcelorMittal Wire France
Sylvain Foissey
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Thermal treatment process of a steel sheet and device for its imple...
Patent number
10,428,401
Issue date
Oct 1, 2019
Arcelormittal
Maiwenn Tifenn Soazig Larnicol
C21 - METALLURGY OF IRON
Information
Patent Grant
Stainless steel strip for flapper valves
Patent number
9,890,436
Issue date
Feb 13, 2018
VOESTALPINE PRECISION STRIP AB
Chris Millward
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for heat-treating a cast component
Patent number
9,777,360
Issue date
Oct 3, 2017
MAGNA BDW Technologies GmbH
Jürgen Wüst
C21 - METALLURGY OF IRON
Information
Patent Grant
Brake rotor
Patent number
9,651,105
Issue date
May 16, 2017
GM Global Technology Operations LLC
Michael L. Holly
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing a friction element
Patent number
9,410,583
Issue date
Aug 9, 2016
Miba Frictec GmbH
Zisis Tsioptsias
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength Zn—Al coated steel wire for bridges with excellent co...
Patent number
9,243,315
Issue date
Jan 26, 2016
Nippon Steel & Sumitomo Metal Corporation
Nobuyuki Shimoda
C21 - METALLURGY OF IRON
Information
Patent Grant
System, method and apparatus for recycling quenching medium
Patent number
8,807,149
Issue date
Aug 19, 2014
Changzhi Fu
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing a friction element
Patent number
8,734,603
Issue date
May 27, 2014
Miba Frictec GmbH
Zisis Tsioptsias
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and device for the continuous creation of a bainite structur...
Patent number
8,652,396
Issue date
Feb 18, 2014
C.D. Wälzholz GmbH
Werner Kaiser
C21 - METALLURGY OF IRON
Information
Patent Grant
Salt bath ferritic nitrocarburizing of brake rotors
Patent number
8,585,833
Issue date
Nov 19, 2013
GM Global Technology Operations LLC
Michael L. Holly
C21 - METALLURGY OF IRON
Information
Patent Grant
Carbonitrided induction hardened steel part superior in surface fat...
Patent number
8,328,956
Issue date
Dec 11, 2012
Nippon Steel Corporation
Shuji Kozawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Salt bath ferritic nitrocarburizing of brake rotors
Patent number
8,287,667
Issue date
Oct 16, 2012
GM Global Technology Operations LLC
Michael L. Holly
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and device for the continuous creation of a bainite structur...
Patent number
7,972,452
Issue date
Jul 5, 2011
C.D. Wälzholz GmbH
Werner Kaiser
C21 - METALLURGY OF IRON
Information
Patent Grant
Machinable austempered cast iron article having improved machinabil...
Patent number
7,497,915
Issue date
Mar 3, 2009
INTERMET Corporation
Alan Peter Druschitz
C21 - METALLURGY OF IRON
Information
Patent Grant
Machinable austempered cast iron article having improved machinabil...
Patent number
7,070,666
Issue date
Jul 4, 2006
INTERMET Corporation
Alan Peter Druschitz
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for the selective recovery of the salt constituents from us...
Patent number
5,846,501
Issue date
Dec 8, 1998
Durferrit GmbH Thermotechnik
Matthias Kremer
C21 - METALLURGY OF IRON
Information
Patent Grant
Heat treatment process for wire rods
Patent number
5,578,150
Issue date
Nov 26, 1996
Nippon Steel Corporation
Takefumi Suzuki
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and device for manufacturing a semi-ferritic stainless steel...
Patent number
5,201,363
Issue date
Apr 13, 1993
Usinor Sacilor
Philippe Demarez
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for the removal of alkali metal nitrite from nitrate contai...
Patent number
4,717,429
Issue date
Jan 5, 1988
Degussa Aktiengesellschaft
Helmut Kunst
C21 - METALLURGY OF IRON
Information
Patent Grant
Salt bath quenching apparatus
Patent number
4,487,398
Issue date
Dec 11, 1984
Atmosphere Furnace Company
Joseph A. Lincoln
C21 - METALLURGY OF IRON
Information
Patent Grant
Salt bath quenching method and apparatus
Patent number
4,431,464
Issue date
Feb 14, 1984
Atmosphere Furnace Company
Joseph A. Lincoln
C21 - METALLURGY OF IRON
Information
Patent Grant
Salt bath quenching of construction parts treated with a nitriding...
Patent number
4,055,446
Issue date
Oct 25, 1977
Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
Helmut Kunst
C21 - METALLURGY OF IRON
Information
Patent Grant
3873280
Patent number
3,873,280
Issue date
Mar 25, 1975
C21 - METALLURGY OF IRON
Information
Patent Grant
3865921
Patent number
3,865,921
Issue date
Feb 11, 1975
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PRODUCING A ROLLING ELEMENT BEARING COMPONENT, ROLLING E...
Publication number
20240279762
Publication date
Aug 22, 2024
SCHAEFFLER TECHNOLOGIES AG & CO. KG
Johannes Moeller
C21 - METALLURGY OF IRON
Information
Patent Application
SYNTHESIS OF HIGHLY ORDERED NANOPARTICLE ARRAYS IN ANISOTROPIC NANO...
Publication number
20200407812
Publication date
Dec 31, 2020
Northwestern University
Chad A. Mirkin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
OFFSET LINK FOR ROLLER CHAIN WITH ENHANCED STRENGTH
Publication number
20200407813
Publication date
Dec 31, 2020
iwis drive systems, LLC
Andrew J. Binford
C21 - METALLURGY OF IRON
Information
Patent Application
Cold Rolled Steel Wire, Method and Reinforcement of Flexible Conduits
Publication number
20200032367
Publication date
Jan 30, 2020
ARCELORMITTAL WIRE FRANCE
Sylvain Foissey
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
ALLOY STEEL COMPOSITION AND PRODUCIING METHOD THEREOF
Publication number
20170342521
Publication date
Nov 30, 2017
ASUSTek COMPUTER INC.
Shih-Wei Chiu
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
STAINLESS STEEL STRIP FOR FLAPPER VALVES
Publication number
20170335419
Publication date
Nov 23, 2017
VOESTALPINE PRECISION STRIP AB
Chris MILLWARD
C21 - METALLURGY OF IRON
Information
Patent Application
RECOVERY HEAT TREATMENT OF HIGHLY STRAINED COMPONENTS
Publication number
20170268086
Publication date
Sep 21, 2017
FORD GLOBAL TECHNOLOGIES, L.L.C.
Andrey M. Ilinich
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR RESTORING THE STRUCTURE OF A STEEL COMPONENT AFTER HEATI...
Publication number
20160348206
Publication date
Dec 1, 2016
Aktiebolaget SKF
Staffan LARSSON
C21 - METALLURGY OF IRON
Information
Patent Application
Cold Rolled Steel Wire, Method and Reinforcement of Flexible Conduits
Publication number
20160319392
Publication date
Nov 3, 2016
Sylvain Foissey
C21 - METALLURGY OF IRON
Information
Patent Application
A WIRE ROD HAVING TENSILE STRENGTH OF 950 TO 1600MPa FOR MANUFACTUR...
Publication number
20160129489
Publication date
May 12, 2016
NIPPON STEEL & SUMITOMO METAL CORPORATION
Makoto OKONOGI
C21 - METALLURGY OF IRON
Information
Patent Application
THERMAL TREATMENT PROCESS OF A STEEL SHEET AND DEVICE FOR ITS IMPLE...
Publication number
20150368743
Publication date
Dec 24, 2015
ARCELORMITTAL
Maïwenn Tifenn Soazig LARNICOL
C21 - METALLURGY OF IRON
Information
Patent Application
NON-NORMALIZED STEEL COMPOSITION AND CONNECTING ROD USING THE SAME,...
Publication number
20150232972
Publication date
Aug 20, 2015
KIA Motors Corporation
Jae-Bong Park
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING A FRICTION ELEMENT
Publication number
20140190783
Publication date
Jul 10, 2014
MIBA FRICTEC GMBH
Zisis TSIOPTSIAS
C21 - METALLURGY OF IRON
Information
Patent Application
BRAKE ROTOR
Publication number
20130327604
Publication date
Dec 12, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Michael L. Holly
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR HEAT-TREATING A CAST COMPONENT
Publication number
20130269843
Publication date
Oct 17, 2013
MAGNA BDW TECHNOLOGIES GMBH
Jürgen Wüst
C21 - METALLURGY OF IRON
Information
Patent Application
Salt Bath Ferritic Nitrocarburizing of Brake Rotors
Publication number
20130000787
Publication date
Jan 3, 2013
Kolene Corporation
Michael L. Holly
C21 - METALLURGY OF IRON
Information
Patent Application
System, Method and Apparatus for Recycling Quenching Medium
Publication number
20120222704
Publication date
Sep 6, 2012
Changzhi Fu
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING A FRICTION ELEMENT
Publication number
20120160629
Publication date
Jun 28, 2012
MIBA FRICTEC GMBH
Zisis TSIOPTSIAS
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH ZN-AL COATED STEEL WIRE FOR BRIDGES WITH EXCELLENT CO...
Publication number
20120070687
Publication date
Mar 22, 2012
Nobuyuki Shimoda
C21 - METALLURGY OF IRON
Information
Patent Application
Method and device for the continuous creation of a bainite structur...
Publication number
20110198786
Publication date
Aug 18, 2011
C.D. WAELZHOLZ GMBH
Werner Kaiser
C21 - METALLURGY OF IRON
Information
Patent Application
CARBONITRIDED INDUCTION HARDENED STEEL PART SUPERIOR IN SURFACE FAT...
Publication number
20100139811
Publication date
Jun 10, 2010
Shuji Kozawa
C21 - METALLURGY OF IRON
Information
Patent Application
Method and Device for the Continuous Creation of a Bainite Structur...
Publication number
20090139616
Publication date
Jun 4, 2009
Werner Kaiser
C21 - METALLURGY OF IRON
Information
Patent Application
System for Extending the Life of Thin Walled Tubing and Austempered...
Publication number
20080042327
Publication date
Feb 21, 2008
OCEANEERING INTERNATIONAL, INC.
Dan Thomas Benson
C21 - METALLURGY OF IRON
Information
Patent Application
Salt Bath Ferritic Nitrocarburizing of Brake Rotors
Publication number
20080000550
Publication date
Jan 3, 2008
GM Global Technology Operations, Inc.
Michael L. Holly
C21 - METALLURGY OF IRON
Information
Patent Application
Machinable austempered cast iron article having improved machinabil...
Publication number
20060157160
Publication date
Jul 20, 2006
Intermet Corporation
Alan Peter Druschitz
C21 - METALLURGY OF IRON
Information
Patent Application
Method for extending the life of thin walled tubing and austempered...
Publication number
20060060267
Publication date
Mar 23, 2006
Dan Thomas Benson
C21 - METALLURGY OF IRON
Information
Patent Application
Machinable austempered cast iron article having improved machinabil...
Publication number
20040112479
Publication date
Jun 17, 2004
Alan Peter Druschitz
C21 - METALLURGY OF IRON