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C21D6/001
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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
C21D6/00
Heat treatment of ferrous alloys
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C21D6/001
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last 30 patents
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Patent Grant
Steel plate for pressure vessel with excellent cryogenic lateral ex...
Patent number
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Issue date
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C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet and manufacturing method thereof
Patent number
12,305,258
Issue date
May 20, 2025
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Eriko Tsukamoto
C21 - METALLURGY OF IRON
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Patent Grant
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Issue date
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C21 - METALLURGY OF IRON
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Patent number
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Issue date
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Yuiko Ehashi
C21 - METALLURGY OF IRON
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Patent number
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Issue date
May 20, 2025
Nippon Steel Corporation
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C21 - METALLURGY OF IRON
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Patent Grant
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Patent number
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Issue date
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JFE Steel Corporation
Yoshiyasu Kawasaki
C21 - METALLURGY OF IRON
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Patent Grant
Method for producing grain-oriented electrical steel sheet
Patent number
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Issue date
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C21 - METALLURGY OF IRON
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Patent Grant
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Patent number
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Issue date
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JFE Steel Corporation
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C21 - METALLURGY OF IRON
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Patent Grant
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Patent number
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Issue date
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Patent Grant
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Issue date
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JFE Steel Corporation
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Patent Grant
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Issue date
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C21 - METALLURGY OF IRON
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Patent number
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Issue date
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JFE Steel Corporation
Yoshikazu Kawabata
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Steel plate for pressure vessel with excellent cryogenic toughness...
Patent number
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Issue date
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POSCO HOLDINGS INC.
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C21 - METALLURGY OF IRON
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Patent number
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Issue date
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C21 - METALLURGY OF IRON
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Patent Grant
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Patent number
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Issue date
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Issue date
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Issue date
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C21 - METALLURGY OF IRON
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Issue date
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BEIJING INSTITUTE OF TECHNOLOGY
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C21 - METALLURGY OF IRON
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Patent Grant
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Issue date
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C21 - METALLURGY OF IRON
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Issue date
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B22 - CASTING POWDER METALLURGY
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Issue date
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B32 - LAYERED PRODUCTS
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Issue date
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C21 - METALLURGY OF IRON
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Patent Grant
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Issue date
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Issue date
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
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Issue date
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Nippon Steel Corporation
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C21 - METALLURGY OF IRON
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Patent Grant
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Patent number
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Issue date
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JFE Steel Corporation
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
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Issue date
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Arcelormittal
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Patent Grant
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Issue date
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Nippon Steel Corporation
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B22 - CASTING POWDER METALLURGY
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last 30 patents
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Patent Application
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Publication number
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Publication date
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C21 - METALLURGY OF IRON
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20250179602
Publication date
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C21 - METALLURGY OF IRON
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20250153234
Publication date
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C21 - METALLURGY OF IRON
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Publication number
20250146093
Publication date
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JFE STEEL CORPORATION
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Publication date
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C21 - METALLURGY OF IRON
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GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING...
Publication number
20250118468
Publication date
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C21 - METALLURGY OF IRON
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NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20250101542
Publication date
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JFE STEEL CORPORATION
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C21 - METALLURGY OF IRON
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Publication date
Mar 6, 2025
NIPPON STEEL CORPORATION
Kengo TAKEDA
C21 - METALLURGY OF IRON
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METAL PLATE FOR PRODUCING VAPOR DEPOSITION MASKS, PRODUCTION METHOD...
Publication number
20250043399
Publication date
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DAI NIPPON PRINTING CO., LTD.
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Beijing Institute of Technology
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C21 - METALLURGY OF IRON
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Publication date
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C21 - METALLURGY OF IRON
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Publication number
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Publication date
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JEF STEEL CORPORATION
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H01 - BASIC ELECTRIC ELEMENTS
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Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THEM
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20240425943
Publication date
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JFE STEEL CORPORATION
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C21 - METALLURGY OF IRON
Information
Patent Application
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Publication number
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Publication date
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NIPPON STEEL CORPORATION
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Publication number
20240384381
Publication date
Nov 21, 2024
NIPPON STEEL CORPORATION
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C21 - METALLURGY OF IRON
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Patent Application
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Publication number
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Publication date
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NIPPON STEEL CORPORATION
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Publication date
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JFE STEEL CORPORATION
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C21 - METALLURGY OF IRON
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Patent Application
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Publication date
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C21 - METALLURGY OF IRON
Information
Patent Application
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Publication number
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Publication date
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NIPPON STEEL CORPORATION
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C21 - METALLURGY OF IRON
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Patent Application
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Publication number
20240301537
Publication date
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NIPPON STEEL CORPORATION
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C21 - METALLURGY OF IRON
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Publication number
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JFE STEEL CORPORATION
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H01 - BASIC ELECTRIC ELEMENTS
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Patent Application
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JFE STEEL CORPORATION
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C21 - METALLURGY OF IRON
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Publication number
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Publication date
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JFE STEEL CORPORATION
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C21 - METALLURGY OF IRON
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Patent Application
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Publication date
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JFE STEEL CORPORATION
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Publication date
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NIPPON STEEL CORPORATION
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C21 - METALLURGY OF IRON
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Publication date
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Publication date
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JFE STEEL CORPORATION
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C21 - METALLURGY OF IRON