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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
Aluminum-iron-plated steel sheet, having excellent mold wear resist...
Patent number
12,241,162
Issue date
Mar 4, 2025
Posco
Jin-Keun Oh
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Aluminum-zinc alloy plated steel sheet having excellent hot workabi...
Patent number
12,241,161
Issue date
Mar 4, 2025
POSCO CO., LTD
Suk-Kyu Lee
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength cold-rolled steel sheet and production method for same
Patent number
12,241,137
Issue date
Mar 4, 2025
JFE Steel Corporation
Yoshie Obata
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Manufacturing method of aluminum-based alloy plated steel
Patent number
12,226,976
Issue date
Feb 18, 2025
POSCO Co., Ltd
Jin-Keun Oh
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Steel
Patent number
12,227,817
Issue date
Feb 18, 2025
Nippon Steel Corporation
Shinichiro Tabata
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-rolled steel sheet, hot-dip coated steel sheet, and method for...
Patent number
12,221,669
Issue date
Feb 11, 2025
Nippon Steel Corporation
Kentarou Hirata
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength aluminum coated steel sheet having excellent anti-cor...
Patent number
12,221,700
Issue date
Feb 11, 2025
POSCO Co., Ltd
Suk-Kyu Lee
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Welded member of galvanized steel sheets
Patent number
12,221,701
Issue date
Feb 11, 2025
POSCO Co., Ltd
Ki-Cheol Kang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Alloyed galvanized steel sheet, electrodeposition-coated steel shee...
Patent number
12,221,705
Issue date
Feb 11, 2025
JFE Steel Corporation
Shunsuke Yamamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Hot-stamping formed body
Patent number
12,221,667
Issue date
Feb 11, 2025
Nippon Steel Corporation
Hiroyuki Nakagawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High strength steel sheet and method for manufacturing the same
Patent number
12,221,668
Issue date
Feb 11, 2025
JFE Steel Corporation
Kazuki Endoh
B32 - LAYERED PRODUCTS
Information
Patent Grant
Surface treatment solution composition containing trivalent chromiu...
Patent number
12,221,702
Issue date
Feb 11, 2025
POSCO Co., Ltd
Soo-Hyoun Cho
B32 - LAYERED PRODUCTS
Information
Patent Grant
Hot-pressed member, cold-rolled steel sheet for hot pressing, and m...
Patent number
12,215,405
Issue date
Feb 4, 2025
JFE Steel Corporation
Katsutoshi Takashima
C21 - METALLURGY OF IRON
Information
Patent Grant
Coated steel member, coated steel sheet, and methods for producing...
Patent number
12,215,411
Issue date
Feb 4, 2025
Nippon Steel Corporation
Shinichiro Tabata
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
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
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
Surface modified galvanized steel sheet
Patent number
12,188,129
Issue date
Jan 7, 2025
POSCO Co., Ltd
Yon-Kyun Song
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
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
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
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
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
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
Plating weight control device and control method
Patent number
12,168,826
Issue date
Dec 17, 2024
POSCO Co., Ltd
Ilhwan Noh
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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
High-performance thermoformed component provided with coating, and...
Patent number
12,163,203
Issue date
Dec 10, 2024
Baoshan Iron & Steel Co., Ltd.
Ning Tan
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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
Aluminum alloy-plated steel sheet having excellent workability and...
Patent number
12,152,305
Issue date
Nov 26, 2024
Posco
Suk-Kyu Lee
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
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...
Information
Patent Application
HIGH-STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT BENDING WORK...
Publication number
20250066870
Publication date
Feb 27, 2025
POSCO CO., LTD.
Hang-Sik CHO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
LUBRICANT-COATED GALVANIZED STEEL SHEET AND METHOD FOR PRODUCING TH...
Publication number
20250066640
Publication date
Feb 27, 2025
JFE STEEL CORPORATION
Shinichi Furuya
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
STEEL SHEET FOR HOT PRESSING AND HOT-STAMPED PART MANUFACTURED USIN...
Publication number
20250051872
Publication date
Feb 13, 2025
HYUNDAI STEEL COMPANY
Jae Min Lee
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
GAS WIPING NOZZLE AND METHODS FOR MANUFACTURING HOT-DIP METAL-COATE...
Publication number
20250034691
Publication date
Jan 30, 2025
JFE STEEL CORPORATION
Yu ITO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ALUMINUM ALLOY-PLATED STEEL SHEET HAVING EXCELLENT WORKABILITY AND...
Publication number
20250034692
Publication date
Jan 30, 2025
POSCO CO., LTD.
Suk-Kyu Lee
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
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
METHOD FOR PRODUCING A HOT-DIP-COATED STEEL SHEET AND HOT-DIP-COATE...
Publication number
20250011910
Publication date
Jan 9, 2025
ThyssenKrupp Steel Europe AG
Burak William CETINKAYA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
ALUMINUM-BASED PLATED STEEL PLATE FOR HOT PRESS HAVING EXCELLENT RE...
Publication number
20250011912
Publication date
Jan 9, 2025
POSCO Co., Ltd
Jin-Keun Oh
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
PLATED STEEL SHEET
Publication number
20250003047
Publication date
Jan 2, 2025
NIPPON STEEL CORPORATION
Shota HAYASHIDA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PLATED STEEL SHEET
Publication number
20250003048
Publication date
Jan 2, 2025
NIPPON STEEL CORPORATION
Takuya MITSUNOBU
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
NON-STAMPED PREALLOYED STEEL COIL, SHEET OR BLANK, PRESS HARDENED C...
Publication number
20250003023
Publication date
Jan 2, 2025
ARCELORMITTAL
Alexandre BLAISE
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
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-DIP PLATED STEEL MATERIAL
Publication number
20240425962
Publication date
Dec 26, 2024
NIPPON STEEL CORPORATION
Takuya MITSUNOBU
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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
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
COATING WEIGHT CONTROL APPARATUS AND COATING WEIGHT CONTROL METHOD
Publication number
20240401181
Publication date
Dec 5, 2024
POSCO CO., LTD.
Ilhwan NOH
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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 PRESSED MEMBER
Publication number
20240399439
Publication date
Dec 5, 2024
JFE STEEL CORPORATION
Minoru TANAKA
C21 - METALLURGY OF IRON
Information
Patent Application
PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE AND WELDAB...
Publication number
20240368736
Publication date
Nov 7, 2024
POSCO CO., LTD
Sung-Joo Kim
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING SAME
Publication number
20240368722
Publication date
Nov 7, 2024
JFE STEEL CORPORATION
Yoichiro Matsui
C21 - METALLURGY OF IRON