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C21D8/1205
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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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C21D8/1205
involving a particular fabrication or treatment of ingot or slab
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last 30 patents
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Patent Grant
High-magnetic-induction low-iron-loss non-oriented silicon steel sh...
Patent number
12,104,215
Issue date
Oct 1, 2024
Baoshan Iron & Steel Co., Ltd.
Feng Zhang
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain-oriented electrical steel sheet and cold...
Patent number
12,037,654
Issue date
Jul 16, 2024
JFE Steel Corporation
Yukihiro Shingaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and system for producing low carbon ferroalloy from chromite...
Patent number
12,000,017
Issue date
Jun 4, 2024
MM Metals USA, LLC
Daniel Shaw
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and manufacturing method ther...
Patent number
11,667,984
Issue date
Jun 6, 2023
POSCO Co., Ltd
Hyung Don Joo
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 and method for manufacturing th...
Patent number
11,404,189
Issue date
Aug 2, 2022
JFE Steel Corporation
Tomoyuki Okubo
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for producing grain-oriented electrical steel strip
Patent number
11,239,012
Issue date
Feb 1, 2022
Andreas Boettcher
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Grain-oriented electrical steel sheet and manufacturing method ther...
Patent number
10,907,231
Issue date
Feb 2, 2021
Posco
Hyung Don Joo
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method for producing the same
Patent number
10,822,678
Issue date
Nov 3, 2020
JFE Steel Corporation
Tadashi Nakanishi
C21 - METALLURGY OF IRON
Information
Patent Grant
System and method of producing low carbon ferrochrome and low carbo...
Patent number
10,683,564
Issue date
Jun 16, 2020
MM Metals USA, LLC
Daniel Shaw
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing low carbon ferrochrome from chromite ore and l...
Patent number
10,648,057
Issue date
May 12, 2020
MM Metals USA, LLC
Daniel Shaw
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and system for producing low carbon ferrochrome from chromit...
Patent number
10,508,319
Issue date
Dec 17, 2019
MM Metals USA, LLC
Daniel Shaw
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented silicon steel and its manufacturing method
Patent number
10,385,414
Issue date
Aug 20, 2019
Baoshan Iron & Steel Co., Ltd.
Liang Zou
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for the production of grain non-oriented electric steel str...
Patent number
10,337,080
Issue date
Jul 2, 2019
Centro Sviluppo Materiali S.p.A.
Stefano Fortunati
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Grain-oriented electrical steel sheet and method of manufacturing g...
Patent number
10,297,375
Issue date
May 21, 2019
Nippon Steel & Sumitomo Metal Corporation
Koji Hirano
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Copper ferrous alloy for shielding electromagnetic waves and method...
Patent number
10,100,382
Issue date
Oct 16, 2018
KC GLASS & MATERIALS CO., LTD.
Jungouk Shin
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Preparation method of oriented high silicon steel
Patent number
10,032,548
Issue date
Jul 24, 2018
Northeastern University
Guodong Wang
C21 - METALLURGY OF IRON
Information
Patent Grant
Manufacturing method of common grain-oriented silicon steel with hi...
Patent number
9,905,361
Issue date
Feb 27, 2018
Baoshan Iron & Steel Co., Ltd.
Kanyi Shen
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of production of grain-oriented silicon steel sheet grain or...
Patent number
9,831,020
Issue date
Nov 28, 2017
Arcelormittal Investigación Y Desarrollo, S.L.
Ban Gabor
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for manufacturing non-oriented electromagnetic steel sheet
Patent number
9,748,027
Issue date
Aug 29, 2017
JFE Steel Corporation
Tadashi Nakanishi
C21 - METALLURGY OF IRON
Information
Patent Grant
Permanent magnet and method for manufacturing the same, and motor a...
Patent number
9,583,243
Issue date
Feb 28, 2017
Kabushiki Kaisha Toshiba
Yosuke Horiuchi
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot rolled silicon steel producing method
Patent number
9,496,078
Issue date
Nov 15, 2016
Baoshan Iron & Steel Co., Ltd.
Huawei Zhang
C21 - METALLURGY OF IRON
Information
Patent Grant
Material for anisotropic magnet and method of manufacturing the same
Patent number
9,324,485
Issue date
Apr 26, 2016
Daido Steel Co., Ltd.
Keiko Hioki
C21 - METALLURGY OF IRON
Information
Patent Grant
Material for anisotropic magnet and method of manufacturing the same
Patent number
9,281,106
Issue date
Mar 8, 2016
Daido Steel Co., Ltd.
Keiko Hioki
C21 - METALLURGY OF IRON
Information
Patent Grant
Permanent magnet and manufacturing method thereof
Patent number
8,480,816
Issue date
Jul 9, 2013
Nitto Denko Corporation
Izumi Ozeki
C21 - METALLURGY OF IRON
Information
Patent Grant
Permanent magnet and motor and generator using the same
Patent number
8,211,246
Issue date
Jul 3, 2012
Kabushiki Kaisha Toshiba
Masaya Hagiwara
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of treating steel for grain-oriented electrical steel sheet...
Patent number
8,202,374
Issue date
Jun 19, 2012
Nippon Steel Corporation
Tomoji Kumano
C21 - METALLURGY OF IRON
Information
Patent Grant
Low core loss grain-oriented electrical steel plate and method of m...
Patent number
8,034,196
Issue date
Oct 11, 2011
Nippon Steel Corporation
Keiji Iwata
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet extremely excellent in magnet...
Patent number
7,857,915
Issue date
Dec 28, 2010
Nippon Steel Corporation
Tomoji Kumano
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheets with excellent magnetic proper...
Patent number
7,846,271
Issue date
Dec 7, 2010
Posco Co., Ltd.
Jae-Young Choi
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND SYSTEM FOR PRODUCING LOW CARBON FERROCHROME FROM CHROMIT...
Publication number
20240344171
Publication date
Oct 17, 2024
MM Metals USA, LLC
Daniel Shaw
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND COLD...
Publication number
20240327942
Publication date
Oct 3, 2024
JFE STEEL CORPORATION
Yukihiro Shingaki
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND SYSTEM FOR PRODUCING LOW CARBON FERROALLOY FROM CHROMITE...
Publication number
20240301530
Publication date
Sep 12, 2024
MM Metals USA, LLC
Daniel SHAW
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED SILICON STEEL AND METHOD FOR PRODUCING THE SAME
Publication number
20240279782
Publication date
Aug 22, 2024
INSTITUTE OF RESEARCH OF IRON AND STEEL, JIANGSU PROVINCE/SHA-STEEL, CO. LTD
Chongxiang YUE
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240247347
Publication date
Jul 25, 2024
JFE STEEL CORPORATION
Masanori Takenaka
C21 - METALLURGY OF IRON
Information
Patent Application
Fe-Co-BASED ALLOY BAR
Publication number
20240026503
Publication date
Jan 25, 2024
Proterial, Ltd.
Daiki Kato
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND SYSTEM FOR PRODUCING LOW CARBON FERROCHROME FROM CHROMIT...
Publication number
20230399718
Publication date
Dec 14, 2023
MM Metals USA, LLC
Daniel Shaw
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR PRODUCING SAME, AND...
Publication number
20230366058
Publication date
Nov 16, 2023
NIPPON STEEL CORPORATION
Yoshihiro ARITA
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND SYSTEM FOR PRODUCING LOW CARBON FERROALLOY FROM CHROMITE...
Publication number
20220064756
Publication date
Mar 3, 2022
MM Metals USA, LLC
Daniel SHAW
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND COLD...
Publication number
20220033921
Publication date
Feb 3, 2022
JFE STEEL CORPORATION
Yukihiro Shingaki
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-MAGNETIC-INDUCTION LOW-IRON-LOSS NON-ORIENTED SILICON STEEL SH...
Publication number
20210277492
Publication date
Sep 9, 2021
Baoshan Iron & Steel Co., Ltd
Feng Zhang
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING TH...
Publication number
20210159002
Publication date
May 27, 2021
JFE STEEL CORPORATION
Tomoyuki OKUBO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THER...
Publication number
20210130918
Publication date
May 6, 2021
POSCO
Hyung Don JOO
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20190323100
Publication date
Oct 24, 2019
JFE STEEL CORPORATION
Takeshi IMAMURA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20190256938
Publication date
Aug 22, 2019
JFE STEEL CORPORATION
Masanori TAKENAKA
C21 - METALLURGY OF IRON
Information
Patent Application
Process for producing grain-oriented electrical steel strip and gra...
Publication number
20170283903
Publication date
Oct 5, 2017
SMS Group GmbH
Andreas Boettcher
C21 - METALLURGY OF IRON
Information
Patent Application
MANUFACTURING METHOD OF AUSTENITIC STAINLESS STEEL
Publication number
20170283917
Publication date
Oct 5, 2017
NISSHIN STEEL CO., LTD.
Junichi Katsuki
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS FOR THE PRODUCTION OF GRAIN NON-ORIENTED ELECTRIC STEEL STR...
Publication number
20170044641
Publication date
Feb 16, 2017
CENTRO SVILUPPO MATERIALI S.P.A.
Stefano FORTUNATI
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF MANUFACTURING G...
Publication number
20160284454
Publication date
Sep 29, 2016
NIPPON STEEL & SUMITOMO METAL CORPORATION
Koji HIRANO
C21 - METALLURGY OF IRON
Information
Patent Application
COPPER FERROUS ALLOY FOR SHIELDING ELECTROMAGNETIC WAVES AND METHOD...
Publication number
20160215357
Publication date
Jul 28, 2016
KC GLASS & MATERIALS CO., LTD.
Jungouk SHIN
C21 - METALLURGY OF IRON
Information
Patent Application
Process for producing grain-oriented electrical steel strip and gra...
Publication number
20160111190
Publication date
Apr 21, 2016
SMS SIEMAG AG
Andreas Boettcher
C21 - METALLURGY OF IRON
Information
Patent Application
PRODUCTION METHOD FOR HIGH-PERMEABILITY GRAIN-ORIENTED ELECTRICAL S...
Publication number
20150294774
Publication date
Oct 15, 2015
Mikhail B Zirlin
C21 - METALLURGY OF IRON
Information
Patent Application
Manufacturing Method of Common Grain-Oriented Silicon Steel with Hi...
Publication number
20150255211
Publication date
Sep 10, 2015
Baoshan Iron & Steel Co., Ltd
Kanyi Shen
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF PRODUCTION OF GRAIN-ORIENTED SILICON STEEL SHEET GRAIN OR...
Publication number
20150155085
Publication date
Jun 4, 2015
ARCELORMITTAL INVESTIGACION Y DESARROLLO, S.L.
Ban Gabor
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR MANUFACTURING NON-ORIENTED ELECTROMAGNETIC STEEL SHEET
Publication number
20150136278
Publication date
May 21, 2015
Tadashi Nakanishi
C21 - METALLURGY OF IRON
Information
Patent Application
Non-Oriented Silicon Steel and Its Manufacturing Method
Publication number
20150000794
Publication date
Jan 1, 2015
Baoshan Iron & Steel Co., Ltd
Liang Zou
C21 - METALLURGY OF IRON
Information
Patent Application
Method for Producing a Grain-Oriented Electrical Steel Flat Product...
Publication number
20140261895
Publication date
Sep 18, 2014
THYSSENKRUPP ELECTRICAL STEEL GMBH
Heiner Schrapers
C21 - METALLURGY OF IRON
Information
Patent Application
AUSTENITIC STAINLESS STEEL
Publication number
20140023549
Publication date
Jan 23, 2014
NISSHIN STEEL CO., LTD.
Junichi Katsuki
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL PLATE WITHOUT CORRUGATED FAULT AND PR...
Publication number
20130224064
Publication date
Aug 29, 2013
Feng Zhang
C21 - METALLURGY OF IRON
Information
Patent Application
METALLIC MATERIAL AS A SOLID SOLUTION HAVING A BODY-CENTERED CUBIC...
Publication number
20120312432
Publication date
Dec 13, 2012
NATIONAL UNIVERSITY CORPORATION, YOKOHAMA NATIONAL UNIVERSITY
Hiroshi Fukutomi
C21 - METALLURGY OF IRON