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C21D1/767
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C
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
C21D1/767
with forced gas circulation Reheating thereof
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Patents Grants
last 30 patents
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Patent Grant
Method and device for manufacturing steam-treated products
Patent number
11,326,223
Issue date
May 10, 2022
NIPPON STEEL NISSHIN CO., LTD.
Masaki Yamamoto
C21 - METALLURGY OF IRON
Information
Patent Grant
Device and method for carrying out controlled oxidation of metal st...
Patent number
11,131,004
Issue date
Sep 28, 2021
FIVES STEIN
Pascal Thevenet
C21 - METALLURGY OF IRON
Information
Patent Grant
Batch furnace for annealing material and method for heat treatment
Patent number
11,066,714
Issue date
Jul 20, 2021
Gautschi Engineering GmbH
Rainer Ehmann
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Batch furnace for annealing material and method for heat treatment...
Patent number
11,060,793
Issue date
Jul 13, 2021
Gautschi Engineering GmbH
Rainer Ehmann
C21 - METALLURGY OF IRON
Information
Patent Grant
Device for treating metal workpieces with cooling gas
Patent number
10,934,599
Issue date
Mar 2, 2021
Ipsen, Inc.
Torsten Hesse
C21 - METALLURGY OF IRON
Information
Patent Grant
Quenching apparatus
Patent number
10,815,543
Issue date
Oct 27, 2020
Soo Jin Chung
C21 - METALLURGY OF IRON
Information
Patent Grant
Heating furnace for heating annular component
Patent number
10,718,570
Issue date
Jul 21, 2020
Beijing Goldwind Science & Creation Windpower Equipment Co., Ltd.
Shengjun Ma
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Heat treatment device
Patent number
10,690,416
Issue date
Jun 23, 2020
IHI Corporation
Kazuhiko Katsumata
C21 - METALLURGY OF IRON
Information
Patent Grant
Heat treatment apparatus
Patent number
10,648,050
Issue date
May 12, 2020
IHI Corporation
Kazuhiko Katsumata
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Gas quenching cell
Patent number
10,502,488
Issue date
Dec 10, 2019
ECM Technologies
Gérard Tissot
C21 - METALLURGY OF IRON
Information
Patent Grant
Continuous annealing system and continuous annealing method
Patent number
10,415,115
Issue date
Sep 17, 2019
JFE Steel Corporation
Hideyuki Takahashi
C21 - METALLURGY OF IRON
Information
Patent Grant
Heating device for annular component and annular cavity thereof
Patent number
10,378,822
Issue date
Aug 13, 2019
Beijing Goldwind Science & Creation Windpower Equipment Co., Ltd.
Shengjun Ma
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Iron-carbon-manganese austenitic steel sheet
Patent number
10,131,964
Issue date
Nov 20, 2018
ArcelorMittal France
Colin Scott
C21 - METALLURGY OF IRON
Information
Patent Grant
Thermal scavenging system to remove residue from interior surface o...
Patent number
10,125,426
Issue date
Nov 13, 2018
Mei-Kao Liu
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for manufacturing iron-carbon-maganese austenitic steel she...
Patent number
10,006,099
Issue date
Jun 26, 2018
Arcelormittal
Colin Scott
C21 - METALLURGY OF IRON
Information
Patent Grant
Thermal processing furnace for workpieces
Patent number
9,696,090
Issue date
Jul 4, 2017
Chugai Ro Co., Ltd.
Masaaki Nakano
C21 - METALLURGY OF IRON
Information
Patent Grant
Quenching process and apparatus for practicing said process
Patent number
9,617,611
Issue date
Apr 11, 2017
Ipsen, Inc.
Werner Hendrik Grobler
C21 - METALLURGY OF IRON
Information
Patent Grant
Heat treatment method
Patent number
9,423,183
Issue date
Aug 23, 2016
Mitsubishi Heavy Industries, Ltd.
Kazutoshi Yoko
C21 - METALLURGY OF IRON
Information
Patent Grant
Hardening cell
Patent number
9,365,909
Issue date
Jun 14, 2016
ECM Technologies
Gerard Tissot
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and apparatus for achieving higher cooling rates of a gas du...
Patent number
9,303,922
Issue date
Apr 5, 2016
Tata Steel Limited
Jayabrata Bhadurt
C21 - METALLURGY OF IRON
Information
Patent Grant
Installation for the dry transformation of a material microstructur...
Patent number
9,303,294
Issue date
Apr 5, 2016
Robert Bosch GmbH
Peter Schluck
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and apparatus for achieving higher cooling rates of a gas du...
Patent number
9,074,818
Issue date
Jul 7, 2015
Tata Steel Limited
Jayabrata Bhadurt
C21 - METALLURGY OF IRON
Information
Patent Grant
Charging frame and quenching device having a charging frame
Patent number
8,900,509
Issue date
Dec 2, 2014
Robert Bosch GmbH
Bernhard Mueller
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and apparatus for quenching of materials in vacuum furnace
Patent number
8,820,098
Issue date
Sep 2, 2014
Air Products and Chemicals, Inc.
Zbigniew Zurecki
C21 - METALLURGY OF IRON
Information
Patent Grant
Hydrogen furnace system and method
Patent number
8,734,632
Issue date
May 27, 2014
H2 Pump, LLC
Glenn A Eisman
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and installation for the dry transformation of a material st...
Patent number
8,715,566
Issue date
May 6, 2014
Robert Bosch GmbH
Bernhard Mueller
C21 - METALLURGY OF IRON
Information
Patent Grant
Hydrogen furnace system and method
Patent number
8,663,448
Issue date
Mar 4, 2014
H2 Pump, LLC
Glenn A Eisman
C21 - METALLURGY OF IRON
Information
Patent Grant
High pressure heat treatment system
Patent number
8,663,547
Issue date
Mar 4, 2014
Consolidated Engineering Company, Inc.
Scott P. Crafton
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for the heat treatment of castings using an air quench and s...
Patent number
8,580,052
Issue date
Nov 12, 2013
Montupet S.A.
Philippe Meyer
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot isostatic pressing device
Patent number
8,506,284
Issue date
Aug 13, 2013
Flow Holdings GmbH (SAGL) Limited Liability Company
Carl Bergman
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
Device and Method for Thermal Treatment of a Metal Strip
Publication number
20240229185
Publication date
Jul 11, 2024
ANDRITZ TECHNOLOGY AND ASSET MANAGEMENT GMBH
Martin Hamman
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESSING METHOD AND PROCESSING APPARATUS FOR METAL COMPONENT
Publication number
20240011142
Publication date
Jan 11, 2024
PARKER NETSUSHORI KOGYO CO., LTD.
Yasushi HIRAOKA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
DIRECT FLAME PREHEATING SECTION FOR A CONTINUOUS METAL STRIP PROCES...
Publication number
20230383375
Publication date
Nov 30, 2023
FIVES STEIN
Sébastien LEMAIRE
C21 - METALLURGY OF IRON
Information
Patent Application
GAS QUENCHING CELL
Publication number
20220364192
Publication date
Nov 17, 2022
ECM Technologies
Stephane RAVET
C21 - METALLURGY OF IRON
Information
Patent Application
A PROCESS FOR REFINING A NITROGEN-CONTAINING METAL ALLOY
Publication number
20200385831
Publication date
Dec 10, 2020
Sandvik Intellectual Property AB
Bertil WALDÈN
C21 - METALLURGY OF IRON
Information
Patent Application
Device for Treating Metal Workpieces With Cooling Gas
Publication number
20200208232
Publication date
Jul 2, 2020
IPSEN INTERNATIONAL GMBH
Torsten Hesse
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND DEVICE FOR MANUFACTURING STEAM-TREATED PRODUCTS
Publication number
20200048728
Publication date
Feb 13, 2020
NIPPON STEEL NISSHIN CO., LTD.
MASAKI YAMAMOTO
C21 - METALLURGY OF IRON
Information
Patent Application
QUENCHING APPARATUS
Publication number
20190360062
Publication date
Nov 28, 2019
Soo Jin CHUNG
C21 - METALLURGY OF IRON
Information
Patent Application
ROLL-TRANSPORT DEVICE
Publication number
20190360749
Publication date
Nov 28, 2019
Honda Motor Co., Ltd.
Hiroshi Sakai
C21 - METALLURGY OF IRON
Information
Patent Application
DEVICE AND METHOD FOR CARRYING OUT CONTROLLED OXIDATION OF METAL ST...
Publication number
20190010575
Publication date
Jan 10, 2019
FIVES STEIN
Pascal Thevenet
C21 - METALLURGY OF IRON
Information
Patent Application
BATCH FURNACE FOR ANNEALING MATERIAL AND METHOD FOR HEAT TREATMENT
Publication number
20180044746
Publication date
Feb 15, 2018
Gautschi Engineering GmbH
Rainer Ehmann
C21 - METALLURGY OF IRON
Information
Patent Application
HEAT TREATMENT DEVICE
Publication number
20180010854
Publication date
Jan 11, 2018
IHI Corporation
Kazuhiko KATSUMATA
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND APPARATUS FOR PRODUCING A STEEL STRIP
Publication number
20170044643
Publication date
Feb 16, 2017
VOESTALPINE PRECISION STRIP GMBH
Leander AHORNER
C21 - METALLURGY OF IRON
Information
Patent Application
CONTINUOUS ANNEALING SYSTEM AND CONTINUOUS ANNEALING METHOD
Publication number
20160265079
Publication date
Sep 15, 2016
JFE STEEL CORPORATION
Hideyuki TAKAHASHI
C21 - METALLURGY OF IRON
Information
Patent Application
RESISTANCE WELDING METHOD FOR SUCKER ROD
Publication number
20160193687
Publication date
Jul 7, 2016
Weatherford Technology Holdings, LLC.
Jason Robert Giebelhaus
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS FOR MANUFACTURING IRON-CARBON-MAGANESE AUSTENITIC STEEL SHE...
Publication number
20160010173
Publication date
Jan 14, 2016
ARCELORMITTAL
Colin SCOTT
C21 - METALLURGY OF IRON
Information
Patent Application
HARDENING CELL
Publication number
20140284851
Publication date
Sep 25, 2014
ECM Technologies
Gerard Tissot
C21 - METALLURGY OF IRON
Information
Patent Application
Method and Apparatus for Achieving Higher Cooling Rates of a Gas Du...
Publication number
20140145381
Publication date
May 29, 2014
TATA STEEL LIMITED
Jayabrata Bhadurt
C21 - METALLURGY OF IRON
Information
Patent Application
HYDROGEN FURNACE SYSTEM AND METHOD
Publication number
20140134556
Publication date
May 15, 2014
H2 Pump, LLC
Glenn A. Eisman
C21 - METALLURGY OF IRON
Information
Patent Application
Method and Apparatus for Quenching of Materials in Vacuum Furnace
Publication number
20130118186
Publication date
May 16, 2013
Air Products and Chemicals, Inc.
Zbigniew Zurecki
C21 - METALLURGY OF IRON
Information
Patent Application
Quenching Process and Apparatus for Practicing Said Process
Publication number
20120247627
Publication date
Oct 4, 2012
Werner Hendrik Grobler
C21 - METALLURGY OF IRON
Information
Patent Application
High Pressure Heat Treatment System
Publication number
20120211191
Publication date
Aug 23, 2012
Scott P. Crafton
C21 - METALLURGY OF IRON
Information
Patent Application
QUENCHING DEVICE AND QUENCHING METHOD
Publication number
20120067467
Publication date
Mar 22, 2012
Bernhard Mueller
C21 - METALLURGY OF IRON
Information
Patent Application
Method and Apparatus for Achieving Higher Cooling Rates of a Gas Du...
Publication number
20120024516
Publication date
Feb 2, 2012
TATA STEEL LIMITED
Jayabrata Bhadurt
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
CHARGING FRAME AND QUENCHING DEVICE HAVING A CHARGING FRAME
Publication number
20120013056
Publication date
Jan 19, 2012
ROBERT BOSCH GmbH
Bernhard Mueller
C21 - METALLURGY OF IRON
Information
Patent Application
FURNACE CONFIGURED FOR USE IN BOTH THE GALVANNEALING AND GALVANIZIN...
Publication number
20110308672
Publication date
Dec 22, 2011
ARCELORMITTAL INVESTIGACION Y DESARROLLO, S.L.
Mitrajyoti Deka
C21 - METALLURGY OF IRON
Information
Patent Application
Retort Furnace for Heat Treating Metal Workpieces
Publication number
20110114621
Publication date
May 19, 2011
Rolf Sarres
C21 - METALLURGY OF IRON
Information
Patent Application
Method For The Heat Treatment Of Castings Using An Air Quench And S...
Publication number
20100236669
Publication date
Sep 23, 2010
MONTUPET S.A.
Philippe Meyer
C21 - METALLURGY OF IRON
Information
Patent Application
Method of cooling a hot isostatic pressing device and a hot isostat...
Publication number
20100186608
Publication date
Jul 29, 2010
Carl Bergman
B30 - PRESSES
Information
Patent Application
BI-DIRECTIONAL FLOW FOR PROCESSING SHAPED BODIES
Publication number
20100127421
Publication date
May 27, 2010
Leonard Charles Dabich, II
C21 - METALLURGY OF IRON