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C21D9/46
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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
C21D9/00
Heat treatment
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C21D9/46
for sheet metals
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Patents Grants
last 30 patents
Information
Patent Grant
High strength steel sheet, impact absorbing member, and method for...
Patent number
12,180,593
Issue date
Dec 31, 2024
JFE Steel Corporation
Yoshiyasu Kawasaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength member, method for manufacturing high-strength member...
Patent number
12,180,569
Issue date
Dec 31, 2024
JFE Steel Corporation
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot rolled steel sheet having excellent crashworthiness and method...
Patent number
12,180,556
Issue date
Dec 31, 2024
POSCO Co., Ltd
Tae-Jin Song
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for manufacturing grain-oriented electrical steel sheet
Patent number
12,180,558
Issue date
Dec 31, 2024
Nippon Steel Corporation
Yoshiyuki Ushigami
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength cold rolled steel sheet and galvannealed steel sheet...
Patent number
12,180,571
Issue date
Dec 31, 2024
POSCO Co., Ltd
Hang-Sik Cho
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Cold rolled steel sheet and method for producing same
Patent number
12,180,557
Issue date
Dec 31, 2024
Nippon Steel Corporation
Shohei Yabu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Bake-hardened hot-dip galvanized steel sheet with excellent powderi...
Patent number
12,180,559
Issue date
Dec 31, 2024
POSCO Co., Ltd
Sang-Hyun Kim
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Hot-rolled steel sheet
Patent number
12,180,570
Issue date
Dec 31, 2024
Nippon Steel Corporation
Hiroshi Shuto
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet and method for producing same
Patent number
12,173,380
Issue date
Dec 24, 2024
Nippon Steel Corporation
Eriko Tsukamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Electrical steel sheet and manufacturing method therefor
Patent number
12,173,390
Issue date
Dec 24, 2024
POSCO Co., Ltd
Hyun Jong Kim
C21 - METALLURGY OF IRON
Information
Patent Grant
Austenitic stainless steel having increased yield ratio and manufac...
Patent number
12,173,392
Issue date
Dec 24, 2024
Posco
Seokweon Song
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and method for manufacturing...
Patent number
12,173,377
Issue date
Dec 24, 2024
Nippon Steel Corporation
Kazutoshi Takeda
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for manufacturing grain-oriented electrical steel sheet
Patent number
12,173,378
Issue date
Dec 24, 2024
Nippon Steel Corporation
Satoshi Arai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Non-oriented electrical steel sheet and manufacturing method therefore
Patent number
12,173,379
Issue date
Dec 24, 2024
LG Electronics Inc.
Jin Bae Kim
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet and plated steel sheet
Patent number
12,173,391
Issue date
Dec 24, 2024
Nippon Steel Corporation
Keitaro Matsuda
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Hot-rolled steel sheet for non-oriented electrical steel sheet, non...
Patent number
12,168,809
Issue date
Dec 17, 2024
Nippon Steel Corporation
Yoshihiro Arita
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength cold-rolled steel sheet having excellent bending work...
Patent number
12,168,810
Issue date
Dec 17, 2024
POSCO Co., Ltd
Hang-Sik Cho
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot press member, production method for steel sheet for hot press,...
Patent number
12,163,202
Issue date
Dec 10, 2024
JFE Steel Corporation
Yoshie Obata
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Soft magnetic alloy and magnetic device
Patent number
12,165,794
Issue date
Dec 10, 2024
TDK Corporation
Kazuhiro Yoshidome
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for manufacturing hot-press-formed article, and hot-press-fo...
Patent number
12,162,057
Issue date
Dec 10, 2024
Nippon Steel Corporation
Soshi Fujita
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for manufacturing a 5NI steel plate with a low remanence and...
Patent number
12,163,199
Issue date
Dec 10, 2024
JIANGYIN XINGCHENG SPECIAL STEEL WORKS CO., LTD
Zhaoxia Liu
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for heating a blank and heating system
Patent number
12,163,737
Issue date
Dec 10, 2024
AUTOTECH ENGINEERING, S.L.
Manuel López Lage
C21 - METALLURGY OF IRON
Information
Patent Grant
Cold rolled and coated steel sheet and a method of manufacturing th...
Patent number
12,163,201
Issue date
Dec 10, 2024
Arcelormittal
Samaneh Alibeigi
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength hot-dip galvanized steel sheet and method for produci...
Patent number
12,157,923
Issue date
Dec 3, 2024
JFE Steel Corporation
Hiroshi Hasegawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for producing a ultra high strength coated or not coated ste...
Patent number
12,157,922
Issue date
Dec 3, 2024
Arcelormittal
Olga A. Girina
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Grain-oriented electrical steel sheet, method for manufacturing gra...
Patent number
12,157,936
Issue date
Dec 3, 2024
Nippon Steel Corporation
Ryutaro Yamagata
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of manufacturing Martensitic steel and a Martensitic steel t...
Patent number
12,157,925
Issue date
Dec 3, 2024
Arcelormittal
Hassan Ghassemi-Armaki
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Hot-pressed member, steel sheet for hot pressing, and methods for p...
Patent number
12,157,924
Issue date
Dec 3, 2024
JFE Steel Corporation
Shuhei Ogawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel sheet for hot stamping
Patent number
12,157,286
Issue date
Dec 3, 2024
Nippon Steel Corporation
Yuji Sakiyama
B32 - LAYERED PRODUCTS
Information
Patent Grant
Production method for a spot welded joint using high strength and h...
Patent number
12,151,297
Issue date
Nov 26, 2024
Arcelormittal
Astrid Perlade
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
Information
Patent Application
CRACK-CONTAINING HOT-STAMPED STEEL PART WITH A THIN COATING WITH EX...
Publication number
20250003045
Publication date
Jan 2, 2025
ARCELORMITTAL
Clément PHILIPPOT
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
CRACK-CONTAINING HOT-STAMPED STEEL PART WITH A THIN COATING WITH EX...
Publication number
20250003046
Publication date
Jan 2, 2025
ARCELORMITTAL
Clément PHILIPPOT
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
STEEL SHEET, MEMBER, METHOD OF PRODUCING STEEL SHEET, AND METHOD OF...
Publication number
20250003021
Publication date
Jan 2, 2025
JFE STEEL CORPORATION
Katsuya HATA
C21 - METALLURGY OF IRON
Information
Patent Application
COLD ROLLED STEEL SHEET AND MANUFACTURING METHOD THEREFOR
Publication number
20250003022
Publication date
Jan 2, 2025
POSCO CO., LTD
Jong-Pan Kong
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED STEEL SHEET, HOT-DIP COATED STEEL SHEET, AND METHOD FOR...
Publication number
20240425945
Publication date
Dec 26, 2024
Nippon Steel Corporation
Kentarou HIRATA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOT ROLLED AND STEEL SHEET AND A METHOD OF MANUFACTURING THEREOF
Publication number
20240425944
Publication date
Dec 26, 2024
ARCELORMITTAL
Laura MARTINEZ TARANILLA
C21 - METALLURGY OF IRON
Information
Patent Application
Sheet Metal Component and Method for Producing Same
Publication number
20240425946
Publication date
Dec 26, 2024
ThyssenKrupp Steel Europe AG
Jennifer Schulz
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOT ROLLED AND STEEL SHEET AND A METHOD OF MANUFACTURING THEREOF
Publication number
20240425956
Publication date
Dec 26, 2024
ARCELORMITTAL
Dorien DE KNIJF
C21 - METALLURGY OF IRON
Information
Patent Application
CONTINUOUS ANNEALING LINE, CONTINUOUS HOT-DIP GALVANIZING LINE, AND...
Publication number
20240425959
Publication date
Dec 26, 2024
JFE STEEL CORPORATION
Hidekazu MINAMI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THEM
Publication number
20240425943
Publication date
Dec 26, 2024
JFE STEEL CORPORATION
Tadachika Chiba
C21 - METALLURGY OF IRON
Information
Patent Application
COLD-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20240417820
Publication date
Dec 19, 2024
NIPPON STEEL CORPORATION
Takuya NISHIO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
STEEL PLATE HAVING HIGH STRENGTH AND EXCELLENT LOW-TEMPERATURE IMPA...
Publication number
20240417836
Publication date
Dec 19, 2024
POSCO Co., Ltd
Woo-Gyeom KIM
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED SILICON STEEL FOR DRIVING MOTORS OF NEW ENERGY VEHICLE...
Publication number
20240417830
Publication date
Dec 19, 2024
INSTITUTE OF RESEARCH OF IRON AND STEEL, JIANGSU PROVINCE/SHA-STEEL, CO. LTD...
Chongxiang YUE
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL AND MANUFACTURING METHOD THEREFOR
Publication number
20240417834
Publication date
Dec 19, 2024
POSCO Co., Ltd
Sooho Park
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF PRODUCING HOT-ROLLED STEEL SHEET FOR NON-ORIENTED ELECTRI...
Publication number
20240410037
Publication date
Dec 12, 2024
JFE STEEL CORPORATION
Ryuichi SUEHIRO
C21 - METALLURGY OF IRON
Information
Patent Application
PLATED STEEL SHEETS FOR HOT PRESS FORMING HAVING EXCELLENT HYDROGEN...
Publication number
20240410028
Publication date
Dec 12, 2024
POSCO Co., Ltd
Jin-Keun Oh
C21 - METALLURGY OF IRON
Information
Patent Application
ANNEALING FACILITY FOR ELECTRICAL STEEL SHEET, FINISH ANNEALING MET...
Publication number
20240410029
Publication date
Dec 12, 2024
JFE STEEL CORPORATION
Hideto KAMBARA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH AND THICK STEEL SHEET HAVING EXCELLENT HOLE EXPANDABI...
Publication number
20240401164
Publication date
Dec 5, 2024
POSCO CO., LTD
Kyoung-Rae Cho
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED STEEL SHEET
Publication number
20240401163
Publication date
Dec 5, 2024
NIPPON STEEL CORPORATION
Yasuyuki OGISU
C21 - METALLURGY OF IRON
Information
Patent Application
ULTRAHIGH-STRENGTH STEEL SHEET HAVING EXCELLENT YIELD RATIO, AND MA...
Publication number
20240401166
Publication date
Dec 5, 2024
POSCO CO., LTD.
Sea-Woong LEE
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOT-ROLLED FERRITIC STAINLESS STEEL SHEET HAVING EXCELLENT FORMABIL...
Publication number
20240401165
Publication date
Dec 5, 2024
POSCO CO., LTD
Junghyun Kong
B22 - CASTING POWDER METALLURGY
Information
Patent Application
HOT PRESSED MEMBER
Publication number
20240399439
Publication date
Dec 5, 2024
JFE STEEL CORPORATION
Minoru TANAKA
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET
Publication number
20240392406
Publication date
Nov 28, 2024
NIPPON STEEL CORPORATION
Satoshi HIRONAKA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH COLD ROLLED STEEL SHEET HAVING EXCELLENT SURFACE QUAL...
Publication number
20240392407
Publication date
Nov 28, 2024
POSCO Co., Ltd
Sung-Il KIM
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED STEEL STRIP ANNEALING METHOD
Publication number
20240392403
Publication date
Nov 28, 2024
JFE STEEL CORPORATION
Hirokazu KOBAYASHI
C21 - METALLURGY OF IRON
Information
Patent Application
COLD ROLLED AND HEAT TREATED STEEL SHEET AND A METHOD OF MANUFACTUR...
Publication number
20240392405
Publication date
Nov 28, 2024
ARCELORMITTAL
Tom WATERSCHOOT
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THEM
Publication number
20240384379
Publication date
Nov 21, 2024
JFE STEEL CORPORATION
Tadachika Chiba
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED STEEL SHEET
Publication number
20240384381
Publication date
Nov 21, 2024
NIPPON STEEL CORPORATION
Takeshi TOYODA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT SURFACE QUAL...
Publication number
20240384366
Publication date
Nov 21, 2024
POSCO CO., LTD.
Chang-Hyo SEO
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED STEEL SHEET FOR HYPER TUBE AND MANUFACTURING METHOD THER...
Publication number
20240383506
Publication date
Nov 21, 2024
POSCO Co., Ltd
Hong-Seok YANG
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR