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C21D6/005
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C
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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C21D6/005
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last 30 patents
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Patent Grant
Method for manufacturing a rail and corresponding rail
Patent number
12,365,957
Issue date
Jul 22, 2025
Arcelormittal
José Arancon Alvarez
C21 - METALLURGY OF IRON
Information
Patent Grant
Oil ring wire
Patent number
12,365,959
Issue date
Jul 22, 2025
Tokusen Kogyo Co., Ltd.
Miho Fujino
C21 - METALLURGY OF IRON
Information
Patent Grant
Drill string component with high corrosion resistance, and method f...
Patent number
12,365,960
Issue date
Jul 22, 2025
Voestalpine BOHLER Edelstahl GmbH & Co.
Rainer Fluch
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for manufacturing grain-oriented electrical steel sheet
Patent number
12,359,275
Issue date
Jul 15, 2025
Nippon Steel Corporation
Yoshiyuki Ushigami
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Hot-stamping formed body
Patent number
12,358,036
Issue date
Jul 15, 2025
Nippon Steel Corporation
Yuri Toda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Patent Grant
Stainless steel pipe and method for manufacturing same
Patent number
12,359,752
Issue date
Jul 15, 2025
JFE Steel Corporation
Shunsuke Sasaki
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
980MPA grade cold-roll steel sheets with high hole expansion rate a...
Patent number
12,359,273
Issue date
Jul 15, 2025
Baoshan Iron & Steel Co., Ltd.
Peng Xue
C21 - METALLURGY OF IRON
Information
Patent Grant
Rod-shaped electromagnetic stainless steel material
Patent number
12,359,292
Issue date
Jul 15, 2025
NIPPON STEEL STAINLESS STEEL CORPORATION
Shota Yamasaki
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength high-toughness and wear-resistant composite steel pla...
Patent number
12,359,272
Issue date
Jul 15, 2025
Baoshan Iron & Steel Co., Ltd.
Hongbin Li
C21 - METALLURGY OF IRON
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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
Grain-oriented electrical steel sheet and method for producing same
Patent number
12,354,778
Issue date
Jul 8, 2025
JFE Steel Corporation
Makoto Watanabe
C21 - METALLURGY OF IRON
Information
Patent Grant
Cold-rolling strip steel with strength and hardness thereof varying...
Patent number
12,351,887
Issue date
Jul 8, 2025
Baoshan Iron & Steel Co., Ltd.
Xiaodong Zhu
C21 - METALLURGY OF IRON
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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...
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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
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...
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Patent Grant
Duplex stainless steel, seamless steel pipe or tube, and a method o...
Patent number
12,344,910
Issue date
Jul 1, 2025
JFE Steel Corporation
Yusuke Yoshimura
C21 - METALLURGY OF IRON
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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...
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Patent Grant
Ultra-high strength alloy
Patent number
12,338,502
Issue date
Jun 24, 2025
CRS HOLDINGS, LLC
Paul M. Novotny
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain-oriented electrical steel sheet
Patent number
12,338,504
Issue date
Jun 24, 2025
Nippon Steel Corporation
Takeshi Imai
C21 - METALLURGY OF IRON
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Patent Grant
Stainless steel and a cutting tool body made of the stainless steel
Patent number
12,338,517
Issue date
Jun 24, 2025
Uddeholms AB
Staffan Gunnarsson
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Steel sheet, member, and methods for producing the same
Patent number
12,338,505
Issue date
Jun 24, 2025
JFE Steel Corporation
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Grant
Cold rolled heat treated steel sheet and a method of manufacturing...
Patent number
12,338,506
Issue date
Jun 24, 2025
Arcelormittal
Jean-Marc Pipard
C21 - METALLURGY OF IRON
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Patent Grant
Resistance spot welded joint comprising a zinc coated AHSS steel sheet
Patent number
12,337,405
Issue date
Jun 24, 2025
voestalpine STAHL GmbH
Florian Winkelhofer
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Method of making an interaxle differential unit and an annular case
Patent number
12,331,820
Issue date
Jun 17, 2025
ArvinMeritor Technology, LLC
Joseph Melekian
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Non-oriented electrical steel sheet and method for producing same
Patent number
12,331,376
Issue date
Jun 17, 2025
JFE Steel Corporation
Tomoyuki Okubo
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel compositions, methods of manufacture and uses in producing ri...
Patent number
12,331,372
Issue date
Jun 17, 2025
Greer Steel Company
Douglas B. Campbell
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Thin steel sheet and method for manufacturing same
Patent number
12,331,374
Issue date
Jun 17, 2025
JFE Steel Corporation
Noriaki Kohsaka
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet, intermediate steel sheet for...
Patent number
12,331,377
Issue date
Jun 17, 2025
Nippon Steel Corporation
Shinji Yamamoto
C21 - METALLURGY OF IRON
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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 grain-oriented electrical steel sheet
Patent number
12,325,892
Issue date
Jun 10, 2025
JFE Steel Corporation
Yasuyuki Hayakawa
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20250236925
Publication date
Jul 24, 2025
JFE STEEL CORPORATION
C21 - METALLURGY OF IRON
Information
Patent Application
ENAMELABLE STEEL SHEET AND METHOD OF MANUFACTURING THE SAME
Publication number
20250236936
Publication date
Jul 24, 2025
VOESTALPINE STAHL GMBH
C21 - METALLURGY OF IRON
Information
Patent Application
Grain-Oriented Flat Steel Product and Method for Its Production
Publication number
20250223664
Publication date
Jul 10, 2025
THYSSENKRUPP ELECTRICAL STEEL GMBH
Christian Hecht
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL MATERIAL
Publication number
20250215544
Publication date
Jul 3, 2025
NIPPON STEEL CORPORATION
Mikiko NOGUCHI
C21 - METALLURGY OF IRON
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
MARTENSITIC STAINLESS STEEL MATERIAL
Publication number
20250215546
Publication date
Jul 3, 2025
NIPPON STEEL CORPORATION
Toshiya NISHIMURA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR
Publication number
20250215520
Publication date
Jul 3, 2025
HYUNDAI STEEL COMPANY
Han Hyuk Cho
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL TUBE, VEHICLE COMPONENT, METHOD FOR PRODUCING STEEL TUBE, AND...
Publication number
20250215539
Publication date
Jul 3, 2025
NIPPON STEEL CORPORATION
Mamoru HAYAKAWA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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
HIGH-STRENGTH STEEL SHEET AND METHOD FOR PRODUCING THE SAME
Publication number
20250207215
Publication date
Jun 26, 2025
JFE STEEL CORPORATION
Kohei KAWAZOME
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING A WELDED STEEL BLANK AND ASSOCIATED WELDED BLANK
Publication number
20250206375
Publication date
Jun 26, 2025
ARCELORMITTAL
Cristian ALVAREZ
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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
STEEL SHEET, MEMBER, AND METHOD FOR PRODUCING THEM
Publication number
20250197961
Publication date
Jun 19, 2025
JFE STEEL CORPORATION
Yoshiyasu KAWASAKI
C21 - METALLURGY OF IRON
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 STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20250197959
Publication date
Jun 19, 2025
JFE STEEL CORPORATION
Junya Tobata
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20250197960
Publication date
Jun 19, 2025
JFE STEEL CORPORATION
Junya Tobata
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20250197979
Publication date
Jun 19, 2025
JFE STEEL CORPORATION
Junya Tobata
C21 - METALLURGY OF IRON
Information
Patent Application
Non-Oriented Electrical Steel Sheet And Method For Producing Same
Publication number
20250188562
Publication date
Jun 12, 2025
POSCO Co., Ltd
June Soo Park
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20250179601
Publication date
Jun 5, 2025
JFE STEEL CORPORATION
Yoshiaki ZAIZEN
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS FOR MANUFACTURING A FLAT STEEL PRODUCT HAVING AN ALUMINUM-B...
Publication number
20250179600
Publication date
Jun 5, 2025
ThyssenKrupp Steel Europe AG
Janko BANIK
C21 - METALLURGY OF IRON
Information
Patent Application
MECHANICAL STRUCTURAL PART AND METHOD FOR MANUFACTURING SAME
Publication number
20250179599
Publication date
Jun 5, 2025
JFE STEEL CORPORATION
Tomoki OTSUKA
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS OF PRODUCING SAME
Publication number
20250179603
Publication date
Jun 5, 2025
JFE STEEL CORPORATION
Shimpei YOSHIOKA
C21 - METALLURGY OF IRON
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Patent Application
STEEL SHEET, MEMBER, AND METHODS OF PRODUCING SAME
Publication number
20250179602
Publication date
Jun 5, 2025
JFE STEEL CORPORATION
Shimpei YOSHIOKA
C21 - METALLURGY OF IRON
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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
CONTINUOUS ANNEALING LINE, CONTINUOUS HOT-DIP GALVANIZING LINE, AND...
Publication number
20250171872
Publication date
May 29, 2025
JFE STEEL CORPORATION
Kazuki ENDOH
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-Ni ALLOY THICK STEEL PLATE HAVING EXCELLENT WELD HIGH-TEMPERAT...
Publication number
20250171870
Publication date
May 29, 2025
NIPPON STEEL STAINLESS STEEL CORPORATION
Yukihiro NISHIDA
C21 - METALLURGY OF IRON
Information
Patent Application
High Strength, Cold Rolled Steel With Reduced Sensitivity to Hydrog...
Publication number
20250171871
Publication date
May 29, 2025
ThyssenKrupp Steel Europe AG
Richard G. Thiessen
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL PLATE FOR HIGH HEAT INPUT WELDING AND MANUFACTURING METHOD TH...
Publication number
20250163555
Publication date
May 22, 2025
Zhangjiagang Rongsheng Special Steel Co. Ltd.
Yu ZHANG
B22 - CASTING POWDER METALLURGY
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
STEEL PLATE AND METHOD OF PRODUCING SAME
Publication number
20250154632
Publication date
May 15, 2025
JFE STEEL CORPORATION
Kyono YASUDA
C21 - METALLURGY OF IRON