C23C 2/28

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Description

Class  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


Subclass 2/28: Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor After-treatment (C23C 2/14 takes precedence) Thermal after-treatment, e.g. treatment in oil bath

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12264378 High strength steel sheet and method for manufacturing the sameOct 08, 20Apr 01, 25JFE Steel Corporation
12258644 High-strength galvanized steel sheet and method for manufacturing the sameOct 02, 19Mar 25, 25JFE Steel Corporation
12258646 High-strength steel sheet and method for producing sameFeb 21, 20Mar 25, 25JFE Steel Corporation
12258645 High-strength steel sheet and method for producing the sameDec 19, 19Mar 25, 25JFE Steel Corporation
12252755 Process for manufacturing a flat steel product having an aluminum-based corrosion-resistant coating, and flat steel product having an aluminum-based corrosion-resistant coatingAug 17, 21Mar 18, 25ThyssenKrupp Steel Europe AG
12247263 Steel sheet and method for producing sameApr 08, 20Mar 11, 25501 Nippon Steel Corporation
12247293 Hot-dip Zn-based plated steel sheetAug 19, 21Mar 11, 25501 Nippon Steel Corporation
12247294 Device for solidifying a coating layer hot-deposited on a wire, corresponding installation and methodSep 20, 23Mar 11, 25DRUIDS PROCESS TECHNOLOGY, S.L.
12241137 High-strength cold-rolled steel sheet and production method for sameDec 23, 19Mar 04, 25JFE Steel Corporation
12241161 Aluminum-zinc alloy plated steel sheet having excellent hot workability and corrosion resistance, and method for manufacturing sameAug 23, 19Mar 04, 25POSCO CO., LTD
12241162 Aluminum-iron-plated steel sheet, having excellent mold wear resistance, for hot press forming, and manufacturing method thereofDec 17, 20Mar 04, 25POSCO
12234538 Aluminum-plated steel sheet, hot-stamped member, and method for manufacturing hot-stamped memberNov 29, 19Feb 25, 25501 Nippon Steel Corporation
12227851 High-strength Zn—Al—Mg-based surface-coated steel sheet and method for producing sameSep 01, 17Feb 18, 25NIPPON STEEL NISSHIN CO., LTD.
12226976 Manufacturing method of aluminum-based alloy plated steelJan 08, 24Feb 18, 25POSCO CO., LTD.
12221668 High strength steel sheet and method for manufacturing the sameOct 08, 20Feb 11, 25JFE Steel Corporation
12221701 Welded member of galvanized steel sheetsMar 29, 24Feb 11, 25POSCO CO., LTD.
12221705 Alloyed galvanized steel sheet, electrodeposition-coated steel sheet, automotive part, method of producing electrodeposition-coated steel sheet, and method of producing alloyed galvanized steel sheetNov 05, 21Feb 11, 25JFE Steel Corporation
12215411 Coated steel member, coated steel sheet, and methods for producing sameJul 06, 23Feb 04, 25501 Nippon Steel Corporation
12215425 Apparatus for cooling metal materialDec 17, 19Feb 04, 25POSCO CO., LTD.
12209299 Steel sheet and method for producing the sameMar 26, 20Jan 28, 25JFE Steel Corporation

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0109,473 HOT-DIP PLATED STEEL SHEETJun 09, 23Apr 03, 25501 Nippon Steel Corporation
2025/0109,500 SURFACE-TREATED STEEL SHEETSep 28, 22Apr 03, 25501 Nippon Steel Corporation
2025/0092,484 PLATED STEEL SHEET HAVING EXCELLENT STRENGTH, FORMABILITY AND SURFACE QUALITY, AND MANUFACTURING METHOD THEREFORDec 03, 24Mar 20, 25Not available
2025/0084,500 LOW-CARBON, LOW-ALLOY AND HIGH-FORMABILITY DUAL-PHASE STEEL HAVING TENSILE STRENGTH OF GREATER THAN OR EQUAL TO 590 MPA, HOT-DIP GALVANIZED DUAL-PHASE STEEL, AND MANUFACTURING METHOD THEREFORMar 31, 22Mar 13, 25Baoshan Iron & Steel Co., Ltd.
2025/0084,501 GALVANIZED STEEL SHEET AND MEMBER, AND METHOD OF PRODUCING SAMEOct 12, 22Mar 13, 25JFE Steel Corporation
2025/0075,292 HOT STAMPED STEEL PLATE WITH AL-ZN-MG-SI PLATING AND HOT STAMPING METHOD THEREFORJan 10, 23Mar 06, 25Baoshan Iron & Steel Co., Ltd.
2025/0034,692 ALUMINUM ALLOY-PLATED STEEL SHEET HAVING EXCELLENT WORKABILITY AND CORROSION RESISTANCE AND METHOD FOR MANUFACTURING SAMEOct 17, 24Jan 30, 25POSCO CO., LTD.
2025/0010,579 STEEL SHEET FOR HOT PRESS FORMED MEMBERSep 20, 24Jan 09, 25POSCO CO., LTD.
2025/0011,912 ALUMINUM-BASED PLATED STEEL PLATE FOR HOT PRESS HAVING EXCELLENT RESISTANCE AGAINST HYDROGEN DELAYED FRACTURE AND SPOT WELDABILITY, AND METHOD FOR MANUFACTURING SAMESep 10, 24Jan 09, 25POSCO Co., Ltd
2025/0003,023 NON-STAMPED PREALLOYED STEEL COIL, SHEET OR BLANK, PRESS HARDENED COATED MART AND RELATED METHODSep 11, 24Jan 02, 25Not available
2025/0003,029 PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE ANDD SURFACE APPEARANCE AND METHOD FOR MANUFACTURING SAMESep 28, 22Jan 02, 25POSCO Co., Ltd
2025/0003,045 CRACK-CONTAINING HOT-STAMPED STEEL PART WITH A THIN COATING WITH EXCELLENT SPOT-WELDABILITY AND EXCELLENT PAINTING ADHESIONJun 27, 24Jan 02, 25Not available
2025/0003,047 PLATED STEEL SHEETDec 06, 22Jan 02, 25501 Nippon Steel Corporation
2025/0003,046 CRACK-CONTAINING HOT-STAMPED STEEL PART WITH A THIN COATING WITH EXCELLENTSPOT-WELDABILITY AND EXCELLENT PAINTING ADHESIONAug 12, 24Jan 02, 25Not available
2024/0425,946 Sheet Metal Component and Method for Producing SameSep 06, 24Dec 26, 24Not available
2024/0417,820 COLD-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAMEMar 01, 22Dec 19, 24501 Nippon Steel Corporation
2024/0417,860 SURFACE TREATMENT COMPOSITION FOR TERNARY HOT DIP GALVANIZED STEEL SHEET, SURFACE-TREATED TERNARY HOT DIP GALVANIZED STEEL SHEET USING SAME AND PREPARATION METHOD THEREOFOct 14, 21Dec 19, 24POSCO CO., LTD
2024/0401,166 ULTRAHIGH-STRENGTH STEEL SHEET HAVING EXCELLENT YIELD RATIO, AND MANUFACTURING METHOD THEREFORAug 09, 24Dec 05, 24POSCO CO., LTD.; POSTECH ACADEMY-INDUSTRY FOUNDATION;
2024/0368,722 STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING SAMEAug 15, 22Nov 07, 24JFE Steel Corporation
2024/0368,724 ZINC PLATED STEEL SHEET HAVING EXCELLENT SURFACE QUALITY AND SPOT WELDABILITY, AND MANUFACTURING METHOD THEREFORJul 15, 24Nov 07, 24POSCO Co., Ltd

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