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Heat treatment of ferrous alloys
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C21D6/00
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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
Current Industry
C21D6/00
Heat treatment of ferrous alloys
Sub Industries
C21D6/001
containing Ni
C21D6/002
containing Cr
C21D6/004
containing Cr and Ni
C21D6/005
containing Mn
C21D6/007
containing Co
C21D6/008
containing Si
C21D6/02
Hardening by precipitation
C21D6/04
Hardening by cooling below 0 degrees Celsius
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last 30 patents
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Patent Grant
Fe-based nanocrystalline alloy and electronic component using the same
Patent number
12,173,393
Issue date
Dec 24, 2024
SAMSUNG ELECTRO-MECHANICS CO., LTD.
Sang Kyun Kwon
C21 - METALLURGY OF IRON
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Patent Grant
Electric-resistance-welded steel pipe for producing hollow stabiliz...
Patent number
12,172,487
Issue date
Dec 24, 2024
JFE Steel Corporation
Masatoshi Aratani
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Method for producing magnetic refrigeration material, and magnetic...
Patent number
12,172,211
Issue date
Dec 24, 2024
Shin-Etsu Chemical Co., Ltd.
Junya Fukuda
B22 - CASTING POWDER METALLURGY
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Patent Grant
Non-oriented electrical steel sheet and manufacturing method therefore
Patent number
12,173,379
Issue date
Dec 24, 2024
LG Electronics Inc.
Jin Bae Kim
C21 - METALLURGY OF IRON
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Patent Grant
Steel sheet and plated steel sheet
Patent number
12,173,391
Issue date
Dec 24, 2024
Nippon Steel Corporation
Keitaro Matsuda
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Patent Grant
High-performance thermoformed component provided with coating, and...
Patent number
12,163,203
Issue date
Dec 10, 2024
Baoshan Iron & Steel Co., Ltd.
Ning Tan
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Patent Grant
Soft magnetic alloy and magnetic device
Patent number
12,165,794
Issue date
Dec 10, 2024
TDK Corporation
Kazuhiro Yoshidome
B22 - CASTING POWDER METALLURGY
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Cold rolled and coated steel sheet and a method of manufacturing th...
Patent number
12,163,201
Issue date
Dec 10, 2024
Arcelormittal
Samaneh Alibeigi
C21 - METALLURGY OF IRON
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Alloy ribbon and magnetic core
Patent number
12,159,743
Issue date
Dec 3, 2024
TDK Corporation
Kyotaro Abe
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Method of manufacturing Martensitic steel and a Martensitic steel t...
Patent number
12,157,925
Issue date
Dec 3, 2024
Arcelormittal
Hassan Ghassemi-Armaki
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Steel sheet for hot stamping
Patent number
12,157,286
Issue date
Dec 3, 2024
Nippon Steel Corporation
Yuji Sakiyama
B32 - LAYERED PRODUCTS
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Production method for a spot welded joint using high strength and h...
Patent number
12,151,297
Issue date
Nov 26, 2024
Arcelormittal
Astrid Perlade
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Grain-oriented electrical steel sheet, method for manufacturing gra...
Patent number
12,152,286
Issue date
Nov 26, 2024
Nippon Steel Corporation
Ryutaro Yamagata
C21 - METALLURGY OF IRON
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Method of thermomechanical treatment of semi-finished products of h...
Patent number
12,152,284
Issue date
Nov 26, 2024
Zapadoceska Univerzita V Plzni
Bohuslav Masek
C21 - METALLURGY OF IRON
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Non-oriented electrical steel sheet
Patent number
12,148,555
Issue date
Nov 19, 2024
Nippon Steel Corporation
Hiroyoshi Yashiki
C21 - METALLURGY OF IRON
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Steel sheet, member, and methods for producing the same
Patent number
12,146,204
Issue date
Nov 19, 2024
JFE Steel Corporation
Takuya Hirashima
C21 - METALLURGY OF IRON
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Patent Grant
Corrosion pitting resistant martensitic stainless steel and method...
Patent number
12,146,203
Issue date
Nov 19, 2024
GE INFRASTRUCTURE TECHNOLOGY LLC
Theodore Francis Majka
C21 - METALLURGY OF IRON
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Patent Grant
Cryogenic pressure vessels formed from low-carbon, high-strength 9%...
Patent number
12,146,211
Issue date
Nov 19, 2024
Arcelormittal
George Jay Fraley
C21 - METALLURGY OF IRON
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Patent Grant
Hot-rolled steel sheet for electric resistance welded steel pipe an...
Patent number
12,139,780
Issue date
Nov 12, 2024
JFE Steel Corporation
Akihide Matsumoto
C21 - METALLURGY OF IRON
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Sinterable metal paste for use in additive manufacturing
Patent number
12,139,638
Issue date
Nov 12, 2024
Mantle Inc.
Stephen T. Connor
B22 - CASTING POWDER METALLURGY
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Patent Grant
High-strength steel sheet and method for producing the same
Patent number
12,139,771
Issue date
Nov 12, 2024
JFE Steel Corporation
Lingling Yang
B32 - LAYERED PRODUCTS
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Patent Grant
Highly thick steel material having excellent low-temperature impact...
Patent number
12,134,800
Issue date
Nov 5, 2024
POSCO Co., Ltd
Dae-Woo Kim
C21 - METALLURGY OF IRON
Information
Patent Grant
Ultra-fine grained steels having corrosion- fatigue resistance
Patent number
12,129,533
Issue date
Oct 29, 2024
Tenaris Connections B.V.
Martin Bühler
C21 - METALLURGY OF IRON
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Patent Grant
Seamless steel pipe having desirable sulfuric acid dew-point corros...
Patent number
12,129,954
Issue date
Oct 29, 2024
JFE Steel Corporation
Hiroyuki Takai
C21 - METALLURGY OF IRON
Information
Patent Grant
Optimized gamma-prime strengthened austenitic trip steel and design...
Patent number
12,129,525
Issue date
Oct 29, 2024
Northwestern University
Nicholas J. Wengrenovich
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Parts with a bainitic structure having high strength properties and...
Patent number
12,129,527
Issue date
Oct 29, 2024
Arcelormittal
Marie-Thérèse Perrot-Simonetta
C21 - METALLURGY OF IRON
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Patent Grant
Hot-stamping formed body
Patent number
12,129,534
Issue date
Oct 29, 2024
Nippon Steel Corporation
Yuri Toda
C21 - METALLURGY OF IRON
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Patent Grant
High surface-pressure resistant component and production method the...
Patent number
12,129,557
Issue date
Oct 29, 2024
Daido Steel Co., Ltd.
Junya Miyauchi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Patent Grant
Surface-treated steel sheet
Patent number
12,129,568
Issue date
Oct 29, 2024
Nippon Steel Corporation
Yasuto Goto
C21 - METALLURGY OF IRON
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Patent Grant
Ultrahigh-strength steel sheet having excellent yield ratio, and ma...
Patent number
12,123,066
Issue date
Oct 22, 2024
POSCO CO. LTD
Sea-Woong Lee
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
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Patent Application
Sheet Metal Component and Method for Producing Same
Publication number
20240425946
Publication date
Dec 26, 2024
ThyssenKrupp Steel Europe AG
Jennifer Schulz
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOT ROLLED AND STEEL SHEET AND A METHOD OF MANUFACTURING THEREOF
Publication number
20240425956
Publication date
Dec 26, 2024
ARCELORMITTAL
Dorien DE KNIJF
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET AND PRESS-FORMED ARTICLE
Publication number
20240425960
Publication date
Dec 26, 2024
NIPPON STEEL CORPORATION
Yasuhiro ITO
C21 - METALLURGY OF IRON
Information
Patent Application
ULTRA-HIGH STRENGTH HOT-ROLLED STEEL WITH TOUGHNESS AND METHOD OF F...
Publication number
20240425958
Publication date
Dec 26, 2024
Big River Steel, LLC
Amar K. De
B22 - CASTING POWDER METALLURGY
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Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THEM
Publication number
20240425943
Publication date
Dec 26, 2024
JFE STEEL CORPORATION
Tadachika Chiba
C21 - METALLURGY OF IRON
Information
Patent Application
TRACK LINK PRODUCTION METHOD
Publication number
20240417819
Publication date
Dec 19, 2024
Berco S.p.A.
Francesco GRENZI
C21 - METALLURGY OF IRON
Information
Patent Application
COLD-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20240417820
Publication date
Dec 19, 2024
NIPPON STEEL CORPORATION
Takuya NISHIO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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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
ALLOYED STEEL
Publication number
20240417831
Publication date
Dec 19, 2024
VANTAGE ALLOYS AG
Aaron John MIDDLETON
C21 - METALLURGY OF IRON
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Patent Application
FERRITIC STAINLESS STEEL AND MANUFACTURING METHOD THEREFOR
Publication number
20240417834
Publication date
Dec 19, 2024
POSCO Co., Ltd
Sooho Park
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL WITH EXCELLENT CLAD SHEET WORKABILITY, AND...
Publication number
20240417832
Publication date
Dec 19, 2024
POSCO CO., LTD
Jieon PARK
C21 - METALLURGY OF IRON
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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
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Patent Application
PLATED STEEL SHEETS FOR HOT PRESS FORMING HAVING EXCELLENT HYDROGEN...
Publication number
20240410028
Publication date
Dec 12, 2024
POSCO Co., Ltd
Jin-Keun Oh
C21 - METALLURGY OF IRON
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Patent Application
ANNEALING FACILITY FOR ELECTRICAL STEEL SHEET, FINISH ANNEALING MET...
Publication number
20240410029
Publication date
Dec 12, 2024
JFE STEEL CORPORATION
Hideto KAMBARA
C21 - METALLURGY OF IRON
Information
Patent Application
ULTRATHICK STEEL MATERIALS FOR FLANGE HAVING EXCELLENT STRENGTH AND...
Publication number
20240410030
Publication date
Dec 12, 2024
POSCO Co., Ltd
Dae-Woo KIM
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STAINLESS SEAMLESS STEEL PIPE FOR OIL WELLS AND METHO...
Publication number
20240410499
Publication date
Dec 12, 2024
JFE STEEL CORPORATION
Kenichiro Eguchi
C21 - METALLURGY OF IRON
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Patent Application
AUSTENITE ALLOY, BLANK AND COMPONENT, AND METHOD
Publication number
20240410040
Publication date
Dec 12, 2024
Siemens Energy Global GmbH & Co. KG
Torsten Neddemeyer
C21 - METALLURGY OF IRON
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Patent Application
MARTENSITIC STAINLESS STEEL ROUND BAR
Publication number
20240401178
Publication date
Dec 5, 2024
NIPPON STEEL CORPORATION
Kyohei KANKI
C21 - METALLURGY OF IRON
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Patent Application
ULTRAHIGH-STRENGTH STEEL SHEET HAVING EXCELLENT YIELD RATIO, AND MA...
Publication number
20240401166
Publication date
Dec 5, 2024
POSCO CO., LTD.
Sea-Woong LEE
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOT-ROLLED FERRITIC STAINLESS STEEL SHEET HAVING EXCELLENT FORMABIL...
Publication number
20240401165
Publication date
Dec 5, 2024
POSCO CO., LTD
Junghyun Kong
B22 - CASTING POWDER METALLURGY
Information
Patent Application
HIGH STRENGTH COLD ROLLED STEEL SHEET HAVING EXCELLENT SURFACE QUAL...
Publication number
20240392407
Publication date
Nov 28, 2024
POSCO Co., Ltd
Sung-Il KIM
C21 - METALLURGY OF IRON
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Patent Application
ULTRA-HIGH STRENGTH SPRING STEEL AND PREPARATION METHOD THEREOF
Publication number
20240392404
Publication date
Nov 28, 2024
Shandong Jianzhu University
Simon Yisheng Feng
B22 - CASTING POWDER METALLURGY
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Patent Application
COLD ROLLED AND HEAT TREATED STEEL SHEET AND A METHOD OF MANUFACTUR...
Publication number
20240392405
Publication date
Nov 28, 2024
ARCELORMITTAL
Tom WATERSCHOOT
C21 - METALLURGY OF IRON
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Patent Application
STEEL MATERIAL FOR SLIDING PART AND METHOD OF MANUFACTURING STEEL M...
Publication number
20240392401
Publication date
Nov 28, 2024
NIPPON STEEL CORPORATION
Natsumi KIKUCHI
C21 - METALLURGY OF IRON
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Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THEM
Publication number
20240384379
Publication date
Nov 21, 2024
JFE STEEL CORPORATION
Tadachika Chiba
C21 - METALLURGY OF IRON
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Patent Application
HOT-ROLLED STEEL SHEET
Publication number
20240384381
Publication date
Nov 21, 2024
NIPPON STEEL CORPORATION
Takeshi TOYODA
C21 - METALLURGY OF IRON
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Patent Application
HIGH-STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT SURFACE QUAL...
Publication number
20240384366
Publication date
Nov 21, 2024
POSCO CO., LTD.
Chang-Hyo SEO
C21 - METALLURGY OF IRON
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Patent Application
STEEL HAVING IMPROVED PROCESSING PROPERTIES FOR WORKING AT ELEVATED...
Publication number
20240384380
Publication date
Nov 21, 2024
ThyssenKrupp Steel Europe AG
Thomas GERBER
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Patent Application
SECTION STEEL AND METHOD FOR MANUFACTURING SAME
Publication number
20240384365
Publication date
Nov 21, 2024
HYUNDAI STEEL COMPANY
Jun Ho Chung
C21 - METALLURGY OF IRON
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Patent Application
HOT-ROLLED STEEL SHEET FOR HYPER TUBE AND MANUFACTURING METHOD THER...
Publication number
20240383506
Publication date
Nov 21, 2024
POSCO Co., Ltd
Hong-Seok YANG
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