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C21D1/667
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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
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General methods or devices for heat treatments
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C21D1/667
for spray quenching
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Patents Grants
last 30 patents
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Patent Grant
Hot-stamping molding method enabling molding of components having v...
Patent number
12,186,792
Issue date
Jan 7, 2025
Korea Institute of Industrial Technology
Sang Kon Lee
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Systems and methods for automatic spray quenching
Patent number
12,188,100
Issue date
Jan 7, 2025
HYDRO EXTRUSION USA, LLC
Chunming Chen
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing ultra-thin hot-rolled strip steel
Patent number
12,139,773
Issue date
Nov 12, 2024
Baoshan Iron & Steel Co., Ltd.
Yuan Fang
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Cooling jacket and quenching apparatus
Patent number
12,116,644
Issue date
Oct 15, 2024
Neturen Co., Ltd.
Hiroshi Yoshida
C21 - METALLURGY OF IRON
Information
Patent Grant
Apparatus and method for manufacturing rack bar
Patent number
12,053,816
Issue date
Aug 6, 2024
Neturen Co., Ltd.
Ryosuke Suzuki
C21 - METALLURGY OF IRON
Information
Patent Grant
Roller quenching flow zone control device for metal plate strips
Patent number
12,018,342
Issue date
Jun 25, 2024
Northeastern University
Tianliang Fu
C21 - METALLURGY OF IRON
Information
Patent Grant
High pressure instantaneously uniform quench to control part proper...
Patent number
12,000,007
Issue date
Jun 4, 2024
Integrated Heat Treating Solutions, LLC
Joseph A. Powell
C21 - METALLURGY OF IRON
Information
Patent Grant
High pressure, high temperature spray cooling system
Patent number
11,905,567
Issue date
Feb 20, 2024
KING FAISAL UNIVERSITY
Muhammad Aamir
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Cooling device for seamless steel pipes
Patent number
11,873,538
Issue date
Jan 16, 2024
SMS group GMBH
Torsten Müller
C21 - METALLURGY OF IRON
Information
Patent Grant
Furnace for partially heating metal components
Patent number
11,788,164
Issue date
Oct 17, 2023
Benteler Automobiltechnik GmbH
Viktor Glaser
C21 - METALLURGY OF IRON
Information
Patent Grant
Apparatus for the thermal treatment of metallic products
Patent number
11,753,692
Issue date
Sep 12, 2023
Danieli & C. Officine Meccaniche SpA
Umberto Saccoman
C21 - METALLURGY OF IRON
Information
Patent Grant
Side spray method for cooling the steel strip after hot rolling
Patent number
11,724,296
Issue date
Aug 15, 2023
Baoshan Iron & Steel Co., Ltd.
Jianfeng Wu
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Cooling device and method for operating same
Patent number
11,612,922
Issue date
Mar 28, 2023
SMS group GMBH
August Sprock
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Heat treatment apparatus for vehicle body component
Patent number
11,542,568
Issue date
Jan 3, 2023
Hyundai Motor Company
Hyeon-Cheol Choi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Device for cooling metal strips or sheets
Patent number
11,534,809
Issue date
Dec 27, 2022
SMS group GMBH
Christoph Hassel
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Piercing machine, and method for producing seamless metal pipe usin...
Patent number
11,511,326
Issue date
Nov 29, 2022
Nippon Steel Corporation
Yasuhiko Daimon
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Water spray system for heat treatment of metal plate strips and con...
Patent number
11,492,680
Issue date
Nov 8, 2022
Northeastern University
Tianliang Fu
C21 - METALLURGY OF IRON
Information
Patent Grant
Cooling bar and cooling process with variable cooling rate for stee...
Patent number
11,484,926
Issue date
Nov 1, 2022
SMS group GMBH
Frederik Große Lordemann
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Cooling apparatus for cooling a metallic material and method for co...
Patent number
11,446,720
Issue date
Sep 20, 2022
SMS group GMBH
Frederik Grosse Lordemann
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for quenching steel pipe, equipment for quenching steel pipe...
Patent number
11,441,203
Issue date
Sep 13, 2022
JFE Steel Corporation
Hiroyuki Fukuda
C21 - METALLURGY OF IRON
Information
Patent Grant
Heating coil
Patent number
11,425,799
Issue date
Aug 23, 2022
Honda Motor Co., Ltd.
Masayuki Orihara
C21 - METALLURGY OF IRON
Information
Patent Grant
Cooling device and cooling method of hot-rolled steel sheet
Patent number
11,413,670
Issue date
Aug 16, 2022
Nippon Steel Corporation
Yoshihiro Serizawa
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
System and method for heat treating aluminum alloy castings
Patent number
11,408,062
Issue date
Aug 9, 2022
Consolidated Engineering Company, Inc.
Scott P. Crafton
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Induction heat treating apparatus
Patent number
11,401,576
Issue date
Aug 2, 2022
METALSA S.A. DE C.V.
Rene Javier Hinojosa Garza
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for cooling a metallic item and cooling bar
Patent number
11,371,107
Issue date
Jun 28, 2022
SMS GROUP GMBH
Frederik Grosse Lordemann
C21 - METALLURGY OF IRON
Information
Patent Grant
Heat treatment method and heat treatment device
Patent number
11,359,254
Issue date
Jun 14, 2022
Schwartz GmbH
Andreas Reinartz
C21 - METALLURGY OF IRON
Information
Patent Grant
Heat treatment apparatus and heat treatment method
Patent number
11,319,605
Issue date
May 3, 2022
JTEKT Corporation
Wataru Yoshida
C21 - METALLURGY OF IRON
Information
Patent Grant
Temperature control station for partially thermally treating a meta...
Patent number
11,313,003
Issue date
Apr 26, 2022
Schwartz GmbH
Andreas Reinartz
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for on-line quenching of seamless steel tube using residual...
Patent number
11,293,072
Issue date
Apr 5, 2022
Baoshan Iron & Steel Co., Ltd.
Zhonghua Zhang
C21 - METALLURGY OF IRON
Information
Patent Grant
Heating apparatus and heating method
Patent number
11,291,086
Issue date
Mar 29, 2022
Neturen Co., Ltd.
Hidehiro Yasutake
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
HOUSING OF AN INDUCTION HARDENING TOOL
Publication number
20240399390
Publication date
Dec 5, 2024
Aktiebolaget SKF
Michael WENDEL
C21 - METALLURGY OF IRON
Information
Patent Application
QUENCHING APPARATUS, QUENCHING METHOD, AND METHOD OF MANUFACTURING...
Publication number
20240360528
Publication date
Oct 31, 2024
JFE STEEL CORPORATION
Soshi YOSHIMOTO
C21 - METALLURGY OF IRON
Information
Patent Application
APPARATUS AND METHOD FOR MANUFACTURING RACK BAR
Publication number
20240351094
Publication date
Oct 24, 2024
Neturen Co., Ltd.
Ryosuke SUZUKI
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
QUENCHING APPARATUS FOR METAL SHEET, CONTINUOUS ANNEALING EQUIPMENT...
Publication number
20240344158
Publication date
Oct 17, 2024
JFE STEEL CORPORATION
Hideyuki TAKAHASHI
C21 - METALLURGY OF IRON
Information
Patent Application
QUENCHING APPARATUS AND QUENCHING METHOD FOR METAL SHEET, AND METHO...
Publication number
20240301524
Publication date
Sep 12, 2024
JFE STEEL CORPORATION
Soshi Yoshimoto
C21 - METALLURGY OF IRON
Information
Patent Application
AUTOMATED PLATE SHAPING AND VERIFICATION
Publication number
20240254579
Publication date
Aug 1, 2024
Huntington Ingalls, Inc.
Yu-Ping Yang
C21 - METALLURGY OF IRON
Information
Patent Application
RAPID COOLING OF HIGH YIELD STRENGTH SHEET STEEL
Publication number
20240026490
Publication date
Jan 25, 2024
FIVES STEIN
Catherine PASQUINET
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD FOR MANUFACTURING A THERMALLY TREATED STEEL SHEET
Publication number
20240026491
Publication date
Jan 25, 2024
ARCELORMITTAL
Frédéric BONNET
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Thermal Treatment of Component
Publication number
20230304116
Publication date
Sep 28, 2023
Schwartz GmbH
David Buller
C21 - METALLURGY OF IRON
Information
Patent Application
Device and Method for Water Spray Quenching
Publication number
20230250500
Publication date
Aug 10, 2023
ALD Vacuum Technologies GmbH
Volker HEUER
C21 - METALLURGY OF IRON
Information
Patent Application
SYSTEMS AND METHODS FOR AUTOMATIC SPRAY QUENCHING
Publication number
20230220507
Publication date
Jul 13, 2023
Hydro Extrusion USA, LLC
Chunming Chen
C21 - METALLURGY OF IRON
Information
Patent Application
Method for Inductive Surface Layer Hardening
Publication number
20230082585
Publication date
Mar 16, 2023
SMS ELOTHERM GMBH
Stefan Dappen
C21 - METALLURGY OF IRON
Information
Patent Application
DEVICE AND METHOD FOR HEAT TREATMENT OF STEELS, INCLUDING A WET COO...
Publication number
20230017287
Publication date
Jan 19, 2023
FIVES STEIN
Sébastien LEMAIRE
C21 - METALLURGY OF IRON
Information
Patent Application
TEMPERATURE-CONTROL DEVICE FOR PARTIALLY COOLING A COMPONENT
Publication number
20230019923
Publication date
Jan 19, 2023
Schwartz GmbH
Frank WILDEN
C21 - METALLURGY OF IRON
Information
Patent Application
HOT STAMPING FORMING METHOD ENABLING FORMATION OF COMPONENT HAVING...
Publication number
20220410240
Publication date
Dec 29, 2022
KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
Sang Kon LEE
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
COOLING JACKET AND QUENCHING APPARATUS
Publication number
20220316018
Publication date
Oct 6, 2022
Neturen Co., Ltd.
Hiroshi Yoshida
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH PRODUCTIVITY PLANT FOR THE QUENCHING OF STEEL BARS, QUENCHING...
Publication number
20220307102
Publication date
Sep 29, 2022
Danieli & C. Officine Meccaniche Spa
Enrico MOZZI
C21 - METALLURGY OF IRON
Information
Patent Application
COOLING DEVICE FOR SEAMLESS STEEL PIPES
Publication number
20220213570
Publication date
Jul 7, 2022
SMS group GMBH
Torsten MÜLLER
C21 - METALLURGY OF IRON
Information
Patent Application
ROLLER QUENCHING FLOW ZONE CONTROL DEVICE FOR METAL PLATE STRIPS
Publication number
20220042121
Publication date
Feb 10, 2022
NORTHEASTERN UNIVERSITY
Tianliang FU
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF MAKING A TEE RAIL HAVING A HIGH STRENGTH BASE
Publication number
20220042128
Publication date
Feb 10, 2022
ARCELORMITTAL
Raymond UHRIN
C21 - METALLURGY OF IRON
Information
Patent Application
HEAT TREATMENT APPARATUS FOR VEHICLE BODY COMPONENT
Publication number
20220033922
Publication date
Feb 3, 2022
Hyundai Motor Company
Hyeon-Cheol CHOI
C21 - METALLURGY OF IRON
Information
Patent Application
COOLING METHOD AND DEVICE FOR COOLING A WIRE AND CORRESPONDING WIRE...
Publication number
20220033931
Publication date
Feb 3, 2022
DRUIDS PROCESS TECHNOLOGY, S.L.
Raimon PÉREZ SOLDEVILA
C21 - METALLURGY OF IRON
Information
Patent Application
WATER SPRAY SYSTEM FOR HEAT TREATMENT OF METAL PLATE STRIPS AND CON...
Publication number
20220017988
Publication date
Jan 20, 2022
NORTHEASTERN UNIVERSITY
Tianliang FU
C21 - METALLURGY OF IRON
Information
Patent Application
APPARATUS AND METHOD FOR MANUFACTURING RACK BAR
Publication number
20210379648
Publication date
Dec 9, 2021
Neturen Co., Ltd.
Ryosuke SUZUKI
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING ULTRA-THIN HOT-ROLLED STRIP STEEL
Publication number
20210317543
Publication date
Oct 14, 2021
Baoshan Iron & Steel Co., Ltd
Yuan FANG
B22 - CASTING POWDER METALLURGY
Information
Patent Application
COOLING APPARATUS
Publication number
20210299724
Publication date
Sep 30, 2021
POSCO
Jong-Hoon Kang
C21 - METALLURGY OF IRON
Information
Patent Application
MICROTREATMENT OF IRON-BASED ALLOY, APPARATUS AND METHOD THEREFOR A...
Publication number
20210285067
Publication date
Sep 16, 2021
Gary M. Cola
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
FURNACE FOR PARTIALLY HEATING METAL COMPONENTS
Publication number
20210246525
Publication date
Aug 12, 2021
BENTELER AUTOMOBILTECHNIK GMBH
Viktor GLASER
C21 - METALLURGY OF IRON
Information
Patent Application
TEMPERATURE-CONTROL DEVICE FOR PARTIALLY COOLING A COMPONENT
Publication number
20210164071
Publication date
Jun 3, 2021
Schwartz GmbH
Frank WILDEN
C21 - METALLURGY OF IRON
Information
Patent Application
COOLING APPARATUS FOR COOLING A METALLIC MATERIAL AND METHOD FOR CO...
Publication number
20210154713
Publication date
May 27, 2021
SMS group GMBH
Frederik GROSSE LORDEMANN
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...