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CPC
C21D9/46

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CCHEMISTRY METALLURGY C21Iron metallurgy C21DMODIFYING 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 C21D9/00Heat treatment

Current Industry

C21D9/46for sheet metals

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Steel material having low yield ratio and excellent heat affected z...
- Patent number 12,209,294
- Issue date Jan 28, 2025
- POSCO Co., Ltd
- Jae-Yong Chae
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Non-oriented electrical steel sheet
- Patent number 12,211,633
- Issue date Jan 28, 2025
- Nippon Steel Corporation
- Tesshu Murakawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel sheet for cans and method for manufacturing the same
- Patent number 12,203,155
- Issue date Jan 21, 2025
- JFE Steel Corporation
- Hayato Saito
- C21 - METALLURGY OF IRON
Information Patent Grant
Hot-rolled steel sheet
- Patent number 12,203,148
- Issue date Jan 21, 2025
- Nippon Steel Corporation
- Daisuke Ito
- C21 - METALLURGY OF IRON
Information Patent Grant
Surface-treated steel sheet and method of producing the same
- Patent number 12,195,858
- Issue date Jan 14, 2025
- JFE Steel Corporation
- Takashi Ueno
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for producing grain oriented electrical steel sheet
- Patent number 12,195,818
- Issue date Jan 14, 2025
- Nippon Steel Corporation
- Shinsuke Takatani
- C21 - METALLURGY OF IRON
Information Patent Grant
Non-oriented electrical steel sheet
- Patent number 12,195,831
- Issue date Jan 14, 2025
- Nippon Steel Corporation
- Tesshu Murakawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing grain oriented electrical steel sheet
- Patent number 12,195,832
- Issue date Jan 14, 2025
- Nippon Steel Corporation
- Shinsuke Takatani
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Hot-rolled steel sheet and weld joint, and methods for producing same
- Patent number 12,195,817
- Issue date Jan 14, 2025
- Nippon Steel Corporation
- Takeshi Toyoda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High-strength thin steel sheet and method for manufacturing same
- Patent number 12,195,819
- Issue date Jan 14, 2025
- JFE Steel Corporation
- Katsutoshi Takashima
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Plated steel sheet having excellent strength, formability and surfa...
- Patent number 12,195,820
- Issue date Jan 14, 2025
- POSCO Co., Ltd
- Yu-Mi Ha
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for producing a TWIP steel sheet having an austenitic micros...
- Patent number 12,188,102
- Issue date Jan 7, 2025
- Arcelormittal
- Jean-Christophe Hell
- C21 - METALLURGY OF IRON
Information Patent Grant
High strength steel sheet and method for manufacturing the same
- Patent number 12,188,103
- Issue date Jan 7, 2025
- JFE Steel Corporation
- Kazuki Endoh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Steel sheet for a structure with excellent seawater corrosion resis...
- Patent number 12,188,104
- Issue date Jan 7, 2025
- Posco
- Jin-Ho Park
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel material for brake disc of motor vehicle having excellent wea...
- Patent number 12,188,109
- Issue date Jan 7, 2025
- POSCO Co., Ltd
- Seng-Ho Yu
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel material for welding steel pipe having excellent low-temperat...
- Patent number 12,188,105
- Issue date Jan 7, 2025
- POSCO Co., Ltd
- Hwan-Gyo Jung
- C21 - METALLURGY OF IRON
Information Patent Grant
Surface-treated steel sheet
- Patent number 12,187,009
- Issue date Jan 7, 2025
- Nippon Steel Corporation
- Kosuke Kawamoto
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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
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
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...

Patents Applicationslast 30 patents

Information Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR
- Publication number 20250037912
- Publication date Jan 30, 2025
- NIPPON STEEL CORPORATION
- Hiroyoshi YASHIKI
- C21 - METALLURGY OF IRON
Information Patent Application
Spot Welded Joint Made from Liquid Metal Embrittlement Resistant Zi...
- Publication number 20250034688
- Publication date Jan 30, 2025
- ARCELORMITTAL
- Anirban Chakraborty
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
AUSTENITIC STEEL HAVING EXCELLENT ULTRA-LOW TEMPERATURE TOUGHNESS I...
- Publication number 20250034671
- Publication date Jan 30, 2025
- POSCO Co., Ltd
- Soon-Gi LEE
- C21 - METALLURGY OF IRON
Information Patent Application
Method for manufacturing an annealed steel sheet
- Publication number 20250034674
- Publication date Jan 30, 2025
- ARCELORMITTAL
- Thomas DIEUDONNE
- C21 - METALLURGY OF IRON
Information Patent Application
BAINITE STEEL AND PREPARATION METHOD THEREFOR
- Publication number 20250034670
- Publication date Jan 30, 2025
- Baoshan Iron & Steel Co., Ltd
- Hanlong ZHANG
- C21 - METALLURGY OF IRON
Information Patent Application
COLD ROLLED STEEL SHEET AND METHOD OF MANUFACTURING SAME
- Publication number 20250027181
- Publication date Jan 23, 2025
- POSCO CO., LTD
- Young-Roc Im
- C21 - METALLURGY OF IRON
Information Patent Application
HOT ROLLED STEEL SHEET FOR GROUND REINFORCEMENT AND STEEL PIPE FOR...
- Publication number 20250027182
- Publication date Jan 23, 2025
- POSCO Co., Ltd
- Yun-Ik KWON
- C21 - METALLURGY OF IRON
Information Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, IRON CORE AND MOTOR CORE, AND...
- Publication number 20250022639
- Publication date Jan 16, 2025
- NIPPON STEEL CORPORATION
- Yoshiaki NATORI
- C21 - METALLURGY OF IRON
Information Patent Application
Low density Hot rolled steel, method of production thereof and use...
- Publication number 20250019787
- Publication date Jan 16, 2025
- ARCELORMITTAL
- Xavier GARAT
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL MEMBER AND STEEL SHEET
- Publication number 20250019810
- Publication date Jan 16, 2025
- NIPPON STEEL CORPORATION
- Shinichiro TABATA
- C21 - METALLURGY OF IRON
Information Patent Application
HOT-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME
- Publication number 20250019812
- Publication date Jan 16, 2025
- POSCO CO., LTD.
- Il-Cheol YI
- C21 - METALLURGY OF IRON
Information Patent Application
COLD ROLLED AND HEAT TREATED STEEL SHEET AND A METHOD OF MANUFACTUR...
- Publication number 20250019786
- Publication date Jan 16, 2025
- ARCELORMITTAL
- Damon PANAHI
- C21 - METALLURGY OF IRON
Information Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING GRA...
- Publication number 20250019788
- Publication date Jan 16, 2025
- NIPPON STEEL CORPORATION
- Ryutaro YAMAGATA
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR MANUFACTURING A DOUBLE-LAYERED HEAT EXCHANGE WALL
- Publication number 20250019789
- Publication date Jan 16, 2025
- Commissariat A L'Energie Atomique et Aux Energies Alternatives
- Denis SORNIN
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
HOT-ROLLED STEEL SHEET
- Publication number 20250019808
- Publication date Jan 16, 2025
- NIPPON STEEL CORPORATION
- Mutsumi SAKAKIBARA
- C21 - METALLURGY OF IRON
Information Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME,...
- Publication number 20250014793
- Publication date Jan 9, 2025
- JEF STEEL CORPORATION
- Shigehiro TAKAJYO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for producing a steel sheet having excellent processability...
- Publication number 20250011892
- Publication date Jan 9, 2025
- ARCELORMITTAL
- Deborah HERRY
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
ULTRA-HIGH STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT ELONGA...
- Publication number 20250011889
- Publication date Jan 9, 2025
- POSCO CO., LTD
- Eun-Young Kim
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF MANUFACTURING HOT ROLLED STEEL
- Publication number 20250011906
- Publication date Jan 9, 2025
- ARCELORMITTAL
- Lode DUPREZ
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL SHEET FOR HOT PRESS FORMED MEMBER
- Publication number 20250010579
- Publication date Jan 9, 2025
- POSCO CO., LTD.
- Seong-Woo KIM
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
ALLOYED HOT-DIP GALVANIZED STEEL SHEET
- Publication number 20250011911
- Publication date Jan 9, 2025
- NIPPON STEEL CORPORATION
- Katsuya NAKANO
- C21 - METALLURGY OF IRON
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...

for sheet metals

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Steel material having low yield ratio and excellent heat affected z...

Non-oriented electrical steel sheet

Steel sheet for cans and method for manufacturing the same

Hot-rolled steel sheet

Surface-treated steel sheet and method of producing the same

Method for producing grain oriented electrical steel sheet

Non-oriented electrical steel sheet

Method for producing grain oriented electrical steel sheet

Hot-rolled steel sheet and weld joint, and methods for producing same

High-strength thin steel sheet and method for manufacturing same

Plated steel sheet having excellent strength, formability and surfa...

Method for producing a TWIP steel sheet having an austenitic micros...

High strength steel sheet and method for manufacturing the same

Steel sheet for a structure with excellent seawater corrosion resis...

Steel material for brake disc of motor vehicle having excellent wea...

Steel material for welding steel pipe having excellent low-temperat...

Surface-treated steel sheet

High strength steel sheet, impact absorbing member, and method for...

High-strength member, method for manufacturing high-strength member...

Hot rolled steel sheet having excellent crashworthiness and method...

Method for manufacturing grain-oriented electrical steel sheet

High-strength cold rolled steel sheet and galvannealed steel sheet...

Cold rolled steel sheet and method for producing same

Bake-hardened hot-dip galvanized steel sheet with excellent powderi...

Hot-rolled steel sheet

Steel sheet and method for producing same

Electrical steel sheet and manufacturing method therefor

Austenitic stainless steel having increased yield ratio and manufac...

Steel sheet and plated steel sheet

Grain-oriented electrical steel sheet and method for manufacturing...

Patents Applicationslast 30 patents

NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR

Spot Welded Joint Made from Liquid Metal Embrittlement Resistant Zi...

AUSTENITIC STEEL HAVING EXCELLENT ULTRA-LOW TEMPERATURE TOUGHNESS I...

Method for manufacturing an annealed steel sheet

BAINITE STEEL AND PREPARATION METHOD THEREFOR

COLD ROLLED STEEL SHEET AND METHOD OF MANUFACTURING SAME

HOT ROLLED STEEL SHEET FOR GROUND REINFORCEMENT AND STEEL PIPE FOR...

NON-ORIENTED ELECTRICAL STEEL SHEET, IRON CORE AND MOTOR CORE, AND...

Low density Hot rolled steel, method of production thereof and use...

STEEL MEMBER AND STEEL SHEET

HOT-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME

COLD ROLLED AND HEAT TREATED STEEL SHEET AND A METHOD OF MANUFACTUR...

GRAIN-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING GRA...

METHOD FOR MANUFACTURING A DOUBLE-LAYERED HEAT EXCHANGE WALL

HOT-ROLLED STEEL SHEET

NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME,...

Method for producing a steel sheet having excellent processability...

ULTRA-HIGH STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT ELONGA...

METHOD OF MANUFACTURING HOT ROLLED STEEL

STEEL SHEET FOR HOT PRESS FORMED MEMBER

ALLOYED HOT-DIP GALVANIZED STEEL SHEET

CRACK-CONTAINING HOT-STAMPED STEEL PART WITH A THIN COATING WITH EX...

CRACK-CONTAINING HOT-STAMPED STEEL PART WITH A THIN COATING WITH EX...

STEEL SHEET, MEMBER, METHOD OF PRODUCING STEEL SHEET, AND METHOD OF...

COLD ROLLED STEEL SHEET AND MANUFACTURING METHOD THEREFOR

HOT-ROLLED STEEL SHEET, HOT-DIP COATED STEEL SHEET, AND METHOD FOR...

HOT ROLLED AND STEEL SHEET AND A METHOD OF MANUFACTURING THEREOF

Sheet Metal Component and Method for Producing Same

HOT ROLLED AND STEEL SHEET AND A METHOD OF MANUFACTURING THEREOF

CONTINUOUS ANNEALING LINE, CONTINUOUS HOT-DIP GALVANIZING LINE, AND...