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C23C2/40
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C
CHEMISTRY METALLURGY
C23
Surface treatment
C23C
COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
C23C2/00
Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape Apparatus therefor
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C23C2/40
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Patents Grants
last 30 patents
Information
Patent Grant
High strength steel sheet and method for manufacturing the same
Patent number
12,365,961
Issue date
Jul 22, 2025
JFE Steel Corporation
Kazuki Endoh
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of manufacturing clad steel sheet having excellent formabili...
Patent number
12,358,274
Issue date
Jul 15, 2025
POSCO Co., Ltd
Tae-Jin Song
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Zinc alloy coated press-hardenable steels and method of manufacturi...
Patent number
12,359,294
Issue date
Jul 15, 2025
Nucor Corporation
Weiping Sun
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Device for removing mattes from the surface of a liquid metal bath...
Patent number
12,359,296
Issue date
Jul 15, 2025
Fives Stein
Fernando Da Silva
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Plated steel sheet having excellent sealer adhesion and method for...
Patent number
12,351,919
Issue date
Jul 8, 2025
POSCO Co., Ltd
Tae-Chul Kim
C21 - METALLURGY OF IRON
Information
Patent Grant
Coated steel sheet
Patent number
12,351,886
Issue date
Jul 8, 2025
Arcelormittal
Tiago Machado Amorim
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Hot dip galvanized ultra-high strength steel sheets with high flatness
Patent number
12,344,915
Issue date
Jul 1, 2025
GM Global Technology Operations LLC
Zhou Wang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Zinc plated steel sheet having excellent spot weldability and manuf...
Patent number
12,344,923
Issue date
Jul 1, 2025
POSCO Co., Ltd
Ki-Cheol Kang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Hot stamped body
Patent number
12,344,924
Issue date
Jul 1, 2025
Nippon Steel Corporation
Shingo Fujinaka
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength steel sheet and method for manufacturing same
Patent number
12,344,911
Issue date
Jul 1, 2025
Nippon Steel Corporation
Masafumi Azuma
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel sheet and manufacturing method thereof
Patent number
12,344,912
Issue date
Jul 1, 2025
Nippon Steel Corporation
Yuya Suzuki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength hot-dip galvanized steel sheet with excellent formabi...
Patent number
12,338,533
Issue date
Jun 24, 2025
POSCO Co., Ltd
Yu-Mi Ha
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength hot-dipped galvanized steel sheet having excellent su...
Patent number
12,331,405
Issue date
Jun 17, 2025
POSCO Co., Ltd
Ki-Cheol Kang
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet plated with Al—Fe for hot press forming having excellen...
Patent number
12,330,391
Issue date
Jun 17, 2025
Posco
Jin-Keun Oh
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Steel sheet and method for producing same
Patent number
12,331,378
Issue date
Jun 17, 2025
Nippon Steel Corporation
Takahiko Kohtake
C21 - METALLURGY OF IRON
Information
Patent Grant
Cold-rolled steel sheet and manufacturing method thereof
Patent number
12,331,379
Issue date
Jun 17, 2025
Nippon Steel Corporation
Takuya Nishio
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for manufacturing a sheet metal component from a flat steel...
Patent number
12,325,921
Issue date
Jun 10, 2025
ThyssenKrupp Steel Europe AG
Maria Köyer
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for manufacturing a steel sheet with a ZnAlMg coating, corre...
Patent number
12,325,893
Issue date
Jun 10, 2025
Arcelormittal
Eric Jacqueson
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-dip plated steel material
Patent number
12,320,005
Issue date
Jun 3, 2025
Nippon Steel Corporation
Kohei Tokuda
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
High-strength steel sheet and manufacturing method thereof
Patent number
12,305,256
Issue date
May 20, 2025
POSCO Co., Ltd
Young-Roc Im
C21 - METALLURGY OF IRON
Information
Patent Grant
Composite metal foil
Patent number
12,305,309
Issue date
May 20, 2025
Industrial Technology Research Institute
Chiu-Yen Chiu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength steel plate having excellent formability, toughness a...
Patent number
12,305,266
Issue date
May 20, 2025
Nippon Steel Corporation
Hiroyuki Kawata
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet for hot press and aluminum coated blank manufactured us...
Patent number
12,297,516
Issue date
May 13, 2025
Hyundai Steel Company
Je Woo Soo Kim
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet and manufacturing method thereof
Patent number
12,291,759
Issue date
May 6, 2025
Nippon Steel Corporation
Yuya Suzuki
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot dip galvanized steel sheet and method for producing same
Patent number
12,281,392
Issue date
Apr 22, 2025
Nippon Steel Corporation
Takafumi Yokoyama
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing high-strength hot-dip galvanized steel sheet
Patent number
12,276,006
Issue date
Apr 15, 2025
JFE Steel Corporation
Shunsuke Yamamoto
C21 - METALLURGY OF IRON
Information
Patent Grant
Galvanized steel sheet, electrodeposition-coated steel sheet, autom...
Patent number
12,276,028
Issue date
Apr 15, 2025
JFE Steel Corporation
Shunsuke Yamamoto
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of hot press forming a steel article and steel article
Patent number
12,270,093
Issue date
Apr 8, 2025
TATA STEEL IJMUIDEN BV
Radhakanta Rana
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Plated steel sheet having excellent corrosion resistance, workabili...
Patent number
12,270,108
Issue date
Apr 8, 2025
POSCO Co., Ltd
Il-Ryoung Sohn
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel sheet and method for manufacturing same
Patent number
12,270,088
Issue date
Apr 8, 2025
Nippon Steel Corporation
Eriko Tsukamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF MANUFACTURING COMPOSITE METAL FOIL
Publication number
20250230569
Publication date
Jul 17, 2025
Industrial Technology Research Institute
Chiu-Yen Chiu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR MANUFACTURING HOT-DIP GALVANIZED STEEL SHEET, AND EQUIPM...
Publication number
20250223682
Publication date
Jul 10, 2025
JFE STEEL CORPORATION
Gentaro TAKEDA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
COLD-ROLLED STEEL SHEET
Publication number
20250215545
Publication date
Jul 3, 2025
NIPPON STEEL CORPORATION
Takuya NISHIO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOT-STAMPED COMPONENT HAVING HIGH COLD-BENDING PERFORMANCE AND HIGH...
Publication number
20250215519
Publication date
Jul 3, 2025
Baoshan Iron & Steel Co., Ltd
Ning TAN
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
TWIP STEEL SHEET HAVING AN AUSTENITIC MATRIX
Publication number
20250207216
Publication date
Jun 26, 2025
ARCELORMITTAL
Colin SCOTT
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
FLAT STEEL PRODUCT HAVING AN AL COATING, METHOD FOR THE PRODUCTION...
Publication number
20250207236
Publication date
Jun 26, 2025
ThyssenKrupp Steel Europe AG
David Hoffmann
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET
Publication number
20250197984
Publication date
Jun 19, 2025
JFE STEEL CORPORATION
Shunsuke YAMAMOTO
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH ALUMINUM COATED STEEL SHEET HAVING EXCELLENT ANTI-COR...
Publication number
20250188585
Publication date
Jun 12, 2025
POSCO CO., LTD.
Suk-Kyu LEE
C21 - METALLURGY OF IRON
Information
Patent Application
PLATED STEEL MATERIAL AND METHOD FOR MANUFACTURING PLATED STEEL MAT...
Publication number
20250188586
Publication date
Jun 12, 2025
Nippon Steel Corporation
Mamoru SAITO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
DEHYDROGENATION APPARATUS, STEEL SHEET PRODUCTION SYSTEM, AND METHO...
Publication number
20250179622
Publication date
Jun 5, 2025
JFE STEEL CORPORATION
Kazuki ENDOH
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL SHEET, MEMBER, METHODS FOR MANUFACTURING THE SAME, METHOD FOR...
Publication number
20250171869
Publication date
May 29, 2025
JFE STEEL CORPORATION
Shinsuke KOMINE
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ALUMINUM-ZINC ALLOY PLATED STEEL SHEET HAVING EXCELLENT HOT WORKABI...
Publication number
20250163559
Publication date
May 22, 2025
POSCO CO., LTD.
Suk-Kyu Lee
B32 - LAYERED PRODUCTS
Information
Patent Application
PLATED STEEL SHEET
Publication number
20250163557
Publication date
May 22, 2025
NIPPON STEEL CORPORATION
Takuya MITSUNOBU
B32 - LAYERED PRODUCTS
Information
Patent Application
STEEL SHEET AND MANUFACTURING METHOD THEREFOR
Publication number
20250163585
Publication date
May 22, 2025
POSCO CO., LTD
Kang-Min Lee
C21 - METALLURGY OF IRON
Information
Patent Application
ZINC-PLATED STEEL SHEET AND METHOD FOR PRODUCING SAME
Publication number
20250154633
Publication date
May 15, 2025
NIPPON STEEL CORPORATION
Yusuke TSUNEMI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR MANUFACTURING PLATED STEEL HAVING EXCELLENT PROCESSABILI...
Publication number
20250154636
Publication date
May 15, 2025
HYUNDAI STEEL COMPANY
Seon Jin Kim
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
SURFACE MODIFYING METHOD FOR GALVANIZED STEEL SHEET AND SURFACE MOD...
Publication number
20250146116
Publication date
May 8, 2025
POSCO CO., LTD.
Yon-Kyun Song
B32 - LAYERED PRODUCTS
Information
Patent Application
MANUFACTURING METHOD OF ALUMINUM-BASED ALLOY PLATED STEEL
Publication number
20250144915
Publication date
May 8, 2025
POSCO CO., LTD.
Jin-Keun Oh
B32 - LAYERED PRODUCTS
Information
Patent Application
ZINC ALLOY-PLATED STEEL MATERIAL HAVING EXCELLENT CORROSION RESISTA...
Publication number
20250146115
Publication date
May 8, 2025
POSCO CO., LTD.
Heung-Yun KIM
B32 - LAYERED PRODUCTS
Information
Patent Application
HIGH-STRENGTH HOT DIP-COATED STEEL STRIP WITH PLASTICITY BROUGHT AB...
Publication number
20250146097
Publication date
May 8, 2025
SALZGITTER FLACHSTAHL GMBH
Konstantin Molodov
B32 - LAYERED PRODUCTS
Information
Patent Application
METHOD FOR PRODUCING A COATED STEEL SHEET HAVING IMPROVED STRENGHT,...
Publication number
20250122590
Publication date
Apr 17, 2025
ARCELORMITTAL
Jean- Philippe MASSE
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET FOR HOT PRESS FORMING, METHOD OF PRODUCING STEEL SHEET...
Publication number
20250108422
Publication date
Apr 3, 2025
JFE STEEL CORPORATION
Rinta SATO
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
HOT-DIP PLATED STEEL SHEET
Publication number
20250109473
Publication date
Apr 3, 2025
NIPPON STEEL CORPORATION
Tetsuya TOBA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HOT-DIP PLATED STEEL MATERIAL
Publication number
20250109474
Publication date
Apr 3, 2025
NIPPON STEEL CORPORATION
Kohei TOKUDA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HOT-DIP PLATED STEEL SHEET
Publication number
20250109477
Publication date
Apr 3, 2025
NIPPON STEEL CORPORATION
Kohei TOKUDA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
PLATED STEEL SHEET
Publication number
20250092500
Publication date
Mar 20, 2025
NIPPON STEEL CORPORATION
Takuya MITSUNOBU
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PLATED STEEL SHEET HAVING EXCELLENT STRENGTH, FORMABILITY AND SURFA...
Publication number
20250092484
Publication date
Mar 20, 2025
POSCO CO., LTD.
Yu-Mi HA
C21 - METALLURGY OF IRON
Information
Patent Application
LOW-CARBON, LOW-ALLOY AND HIGH-FORMABILITY DUAL-PHASE STEEL HAVING...
Publication number
20250084500
Publication date
Mar 13, 2025
Baoshan Iron & Steel Co., Ltd
Jun LI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ULTRA-HIGH STRENGTH GALVANIZED STEEL SHEET WITH EXCELLENT WELDABILI...
Publication number
20250075286
Publication date
Mar 6, 2025
HYUNDAI STEEL COMPANY
Min Suh Park
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOT STAMPED STEEL PLATE WITH AL-ZN-MG-SI PLATING AND HOT STAMPING M...
Publication number
20250075292
Publication date
Mar 6, 2025
Baoshan Iron & Steel Co., Ltd
Wenzhen BI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...