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C21D8/1261
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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
C21D8/00
Modifying the physical properties by deformation combined with, or followed by, heat treatment
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C21D8/1261
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Patents Grants
last 30 patents
Information
Patent Grant
Method for manufacturing grain-oriented electrical steel sheet
Patent number
12,173,378
Issue date
Dec 24, 2024
Nippon Steel Corporation
Satoshi Arai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
12,148,555
Issue date
Nov 19, 2024
Nippon Steel Corporation
Hiroyoshi Yashiki
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet, production method for non-orie...
Patent number
12,119,706
Issue date
Oct 15, 2024
Nippon Steel Corporation
Yoshiaki Natori
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of producing a CoFe alloy strip
Patent number
12,110,579
Issue date
Oct 8, 2024
Vacuumschmelze GmbH & Co. KG
Niklas Volbers
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for manufacturing grain-oriented electrical steel sheet and...
Patent number
12,091,722
Issue date
Sep 17, 2024
Nippon Steel Corporation
Nobusato Morishige
C21 - METALLURGY OF IRON
Information
Patent Grant
Electrical steel processing without a post cold-rolling intermediat...
Patent number
12,068,095
Issue date
Aug 20, 2024
Nucor Corporation
Theodore E. Hill
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and manufacturing method ther...
Patent number
12,040,110
Issue date
Jul 16, 2024
POSCO Co., Ltd
Hyun-Seok Ko
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for forming film and method for manufacturing electrical ste...
Patent number
12,033,791
Issue date
Jul 9, 2024
JFE Steel Corporation
Takashi Terashima
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for producing non-oriented electrical steel sheet, method fo...
Patent number
11,962,184
Issue date
Apr 16, 2024
JFE Steel Corporation
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing a non-oriented electrical steel sheet
Patent number
11,946,123
Issue date
Apr 2, 2024
JFE Steel Corporation
Masanori Uesaka
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet
Patent number
11,942,246
Issue date
Mar 26, 2024
Nippon Steel Corporation
Minako Fukuchi
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and method for manufacturing...
Patent number
11,898,215
Issue date
Feb 13, 2024
Nippon Steel Corporation
Yoshiyuki Ushigami
C21 - METALLURGY OF IRON
Information
Patent Grant
Electrical steel strip that can be but doesn't have to be reannealed
Patent number
11,788,168
Issue date
Oct 17, 2023
ThyssenKrupp Steel Europe AG
Sebastian Sieron
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-band annealing equipment, hot-band annealing method and descali...
Patent number
11,788,165
Issue date
Oct 17, 2023
JFE Steel Corporation
Goki Yamada
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method for producing same,...
Patent number
11,718,891
Issue date
Aug 8, 2023
JFE Steel Corporation
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing an ausferritic steel, austempered during conti...
Patent number
11,708,624
Issue date
Jul 25, 2023
Ausferritic AB
Richard Larker
C21 - METALLURGY OF IRON
Information
Patent Grant
Electrical steel processing without a post cold-rolling intermediat...
Patent number
11,694,828
Issue date
Jul 4, 2023
Nucor Corporation
Theodore E. Hill
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and hot-rolled steel sheet fo...
Patent number
11,680,302
Issue date
Jun 20, 2023
Nippon Steel Corporation
Hiroshi Fujimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-oriented electrical steel sheet and method of producing same
Patent number
11,649,532
Issue date
May 16, 2023
JFE Steel Corporation
Masanori Uesaka
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for manufacturing a thin strip made of soft magnetic alloy...
Patent number
11,600,439
Issue date
Mar 7, 2023
APERAM
Thierry Waeckerle
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and method for producing the...
Patent number
11,578,377
Issue date
Feb 14, 2023
JFE Steel Corporation
Ryuichi Suehiro
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for manufacturing a grain-oriented electrical steel sheet
Patent number
11,572,602
Issue date
Feb 7, 2023
JFE Steel Corporation
Takeshi Omura
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method for producing same,...
Patent number
11,525,169
Issue date
Dec 13, 2022
JFE Steel Corporation
Yoshiaki Zaizen
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet
Patent number
11,519,061
Issue date
Dec 6, 2022
Nippon Steel Corporation
Riki Okamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Annealing separator for oriented electrical steel sheet, oriented e...
Patent number
11,505,843
Issue date
Nov 22, 2022
Posco
Chang Soo Park
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing grain-oriented electrical steel sheet
Patent number
11,459,629
Issue date
Oct 4, 2022
JFE Steel Corporation
Yasuyuki Hayakawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-oriented electrical steel sheet with excellent magnetic propert...
Patent number
11,371,111
Issue date
Jun 28, 2022
Baoshan Iron & Steel Co., Ltd.
Feng Zhang
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet
Patent number
11,346,005
Issue date
May 31, 2022
Nippon Steel Corporation
Seiki Takebayashi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of producing grain-oriented electrical steel sheet
Patent number
11,332,801
Issue date
May 17, 2022
JFE Steel Corporation
Yuiko Ehashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multilayer electrical steel sheet
Patent number
11,335,485
Issue date
May 17, 2022
JFE Steel Corporation
Yoshihiko Oda
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
NON-ORIENTED SILICON STEEL FOR DRIVING MOTORS OF NEW ENERGY VEHICLE...
Publication number
20240417830
Publication date
Dec 19, 2024
INSTITUTE OF RESEARCH OF IRON AND STEEL, JIANGSU PROVINCE/SHA-STEEL, CO. LTD...
Chongxiang YUE
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF PRODUCING HOT-ROLLED STEEL SHEET FOR NON-ORIENTED ELECTRI...
Publication number
20240410037
Publication date
Dec 12, 2024
JFE STEEL CORPORATION
Ryuichi SUEHIRO
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING TH...
Publication number
20240301525
Publication date
Sep 12, 2024
JFE STEEL CORPORATION
Takaaki TANAKA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND PRODUCTION METHOD THEREOF
Publication number
20240295015
Publication date
Sep 5, 2024
JFE STEEL CORPORATION
Tomoyuki Okubo
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR
Publication number
20240296981
Publication date
Sep 5, 2024
POSCO CO., LTD.
Jaewan Hong
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING THE SAME
Publication number
20240290523
Publication date
Aug 29, 2024
JFE STEEL CORPORATION
Takaaki TANAKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240282491
Publication date
Aug 22, 2024
JFE STEEL CORPORATION
Masanori Takenaka
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND ROLLI...
Publication number
20240279763
Publication date
Aug 22, 2024
JFE STEEL CORPORATION
Yusuke SHIMOYAMA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD FOR MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240271241
Publication date
Aug 15, 2024
JFE STEEL CORPORATION
Takashi TERASHIMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240254601
Publication date
Aug 1, 2024
JFE STEEL CORPORATION
Takeshi IMAMURA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD OF PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240249863
Publication date
Jul 25, 2024
JFE STEEL CORPORATION
Takeshi IMAMURA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20240242863
Publication date
Jul 18, 2024
POSCO Co., Ltd
Hyung Don Joo
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240233992
Publication date
Jul 11, 2024
JFE STEEL CORPORATION
Shigehiro TAKAJO
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20240221982
Publication date
Jul 4, 2024
POSCO Co., Ltd
Junesoo Park
C21 - METALLURGY OF IRON
Information
Patent Application
ELECTRICAL STEEL SHEET COMPOSED OF (001) TEXTURE, AND MANUFACTURING...
Publication number
20240212900
Publication date
Jun 27, 2024
THERMVAC INC.
Nam Hoe HEO
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20240203622
Publication date
Jun 20, 2024
POSCO Co., Ltd
Hunju Lee
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20240200175
Publication date
Jun 20, 2024
POSCO Co., Ltd
Hunju Lee
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR FORMING INSULA...
Publication number
20240186039
Publication date
Jun 6, 2024
NIPPON STEEL CORPORATION
Kazutoshi TAKEDA
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MAGNETIC-DOMAI...
Publication number
20240186041
Publication date
Jun 6, 2024
POSCO Co., Ltd
Ohyeoul Kwon
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240186042
Publication date
Jun 6, 2024
NIPPON STEEL CORPORATION
Shinsuke TAKATANI
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING...
Publication number
20240177899
Publication date
May 30, 2024
NIPPON STEEL CORPORATION
Takashi KATAOKA
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING...
Publication number
20240177901
Publication date
May 30, 2024
NIPPON STEEL CORPORATION
Masataka IWAKI
C21 - METALLURGY OF IRON
Information
Patent Application
HOT ROLLED STEEL SHEET FOR NON ORIENTED ELECTRICAL STEEL SHEET AND...
Publication number
20240170190
Publication date
May 23, 2024
NIPPON STEEL CORPORATION
Yoshihiro ARITA
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240153684
Publication date
May 9, 2024
NIPPON STEEL CORPORATION
Takeaki WAKISAKA
C21 - METALLURGY OF IRON
Information
Patent Application
ROTATING ELECTRICAL MACHINE, STATOR CORE AND ROTOR CORE SET, METHOD...
Publication number
20240154472
Publication date
May 9, 2024
NIPPON STEEL CORPORATION
Tesshu MURAKAWA
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240150875
Publication date
May 9, 2024
JFE STEEL CORPORATION
Ryosuke Tani
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240136095
Publication date
Apr 25, 2024
JFE STEEL CORPORATION
Shigehiro TAKAJO
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR MANUFACTURING NON-ORIENTED ELECTRICAL STEEL SHEET, AND N...
Publication number
20240102123
Publication date
Mar 28, 2024
LG ELECTRONICS INC.
Changwoo JEONG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME
Publication number
20240105369
Publication date
Mar 28, 2024
JFE STEEL CORPORATION
Makoto Watanabe
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR FORMING FILM AND METHOD FOR MANUFACTURING ELECTRICAL STE...
Publication number
20240105384
Publication date
Mar 28, 2024
JFE STEEL CORPORATION
Takashi Terashima
C21 - METALLURGY OF IRON