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Parent Industries
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CHEMISTRY METALLURGY
C22
Metallurgy
C22C
ALLOYS
Current Industry
C22C38/00
Ferrous alloys
Sub Industries
C22C38/001
containing N
C22C38/002
containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
C22C38/004
Very low carbon steels
C22C38/005
containing rare earths
C22C38/007
containing silver
C22C38/008
containing tin
C22C38/02
containing silicon
C22C38/04
containing manganese
C22C38/06
containing aluminium
C22C38/08
containing nickel
C22C38/10
containing cobalt
C22C38/105
containing Co and Ni
C22C38/12
containing tungsten, tantalum, molybdenum, vanadium, or niobium
C22C38/14
containing titanium or zirconium
C22C38/16
containing copper
C22C38/18
containing chromium
C22C38/20
with copper
C22C38/22
with molybdenum or tungsten
C22C38/24
with vanadium
C22C38/26
with niobium or tantalum
C22C38/28
with titanium or zirconium
C22C38/30
with cobalt
C22C38/32
with boron
C22C38/34
with more than 1.5% by weight of silicon
C22C38/36
with more than 1.7% by weight of carbon
C22C38/38
with more than 1.5% by weight of manganese
C22C38/40
with nickel
C22C38/42
with copper
C22C38/44
with molybdenum or tungsten
C22C38/46
with vanadium
C22C38/48
with niobium or tantalum
C22C38/50
with titanium or zirconium
C22C38/52
with cobalt
C22C38/54
with boron
C22C38/56
with more than 1.7% by weight of carbon
C22C38/58
with more than 1.5% by weight of manganese
C22C38/60
containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
Industries
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Patents Grants
last 30 patents
Information
Patent Grant
Electric resistance welded steel pipe or tube
Patent number
12,234,524
Issue date
Feb 25, 2025
JFE Steel Corporation
Yoshikazu Kawabata
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Martensitic stainless steel seamless pipe for oil country tubular g...
Patent number
12,234,525
Issue date
Feb 25, 2025
JFE Steel Corporation
Mami Endo
C21 - METALLURGY OF IRON
Information
Patent Grant
Weathering steel for solid-state welding, weathering steel material...
Patent number
12,234,535
Issue date
Feb 25, 2025
Osaka University
Hidetoshi Fujii
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Medium-carbon boron-containing steel and controlled rolling and con...
Patent number
12,234,537
Issue date
Feb 25, 2025
DAYE SPECIAL STEEL CO., LTD.
Nian Zhang
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for controlling carbide network in a bearing steel wire rod...
Patent number
12,234,522
Issue date
Feb 25, 2025
JIANGYIN XINGCHENG GOLD MATERIALS CO., LTD
Lin Zhang
C21 - METALLURGY OF IRON
Information
Patent Grant
Apparatus, compositions, and methods for stainless-coated steel rei...
Patent number
12,234,558
Issue date
Feb 25, 2025
Samuel McAlpine
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Cold rolled steel sheet for zirconium-based chemical conversion tre...
Patent number
12,234,556
Issue date
Feb 25, 2025
JFE Steel Corporation
Hayato Takeyama
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel plate for pressure vessel with excellent cryogenic toughness...
Patent number
12,234,526
Issue date
Feb 25, 2025
POSCO HOLDINGS INC.
Soon-Taik Hong
C21 - METALLURGY OF IRON
Information
Patent Grant
Sintered magnet and production method for sintered magnet
Patent number
12,234,534
Issue date
Feb 25, 2025
Hitachi, Ltd.
Matahiro Komuro
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
High speed steel composition
Patent number
12,234,536
Issue date
Feb 25, 2025
Arthur Craig Reardon
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Grain-oriented electrical steel sheet with insulating film and meth...
Patent number
12,234,523
Issue date
Feb 25, 2025
JFE Steel Corporation
Karin Kokufu
C21 - METALLURGY OF IRON
Information
Patent Grant
Aluminum-plated steel sheet, hot-stamped member, and method for man...
Patent number
12,234,538
Issue date
Feb 25, 2025
Nippon Steel Corporation
Yuki Suzuki
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
High-strength seamless steel pipe and method for manufacturing same
Patent number
12,227,816
Issue date
Feb 18, 2025
JFE Steel Corporation
Mitsuhiro Okatsu
C21 - METALLURGY OF IRON
Information
Patent Grant
Stainless steel powders for additive manufacturing
Patent number
12,227,825
Issue date
Feb 18, 2025
QuesTek Innovations LLC
Ricardo Komai
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Manufacturing method of aluminum-based alloy plated steel
Patent number
12,226,976
Issue date
Feb 18, 2025
POSCO Co., Ltd
Jin-Keun Oh
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Metal plate for producing vapor deposition masks, production method...
Patent number
12,227,823
Issue date
Feb 18, 2025
Dai Nippon Printing Co., Ltd.
Hiroki Oka
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Thermal spray iron-based alloys for coating engine cylinder bores
Patent number
12,227,853
Issue date
Feb 18, 2025
Oerlikon Metco (US) Inc.
Cameron Eibl
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for manufacturing sintered gear
Patent number
12,226,860
Issue date
Feb 18, 2025
Sumitomo Electric Industries, Ltd.
Kazunari Shimauchi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Hot-dip coated steel substrate
Patent number
12,227,822
Issue date
Feb 18, 2025
Arcelormittal
Michel Bordignon
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength Zn—Al—Mg-based surface-coated steel sheet and method...
Patent number
12,227,851
Issue date
Feb 18, 2025
NIPPON STEEL NISSHIN CO., LTD.
Susumu Fujiwara
C21 - METALLURGY OF IRON
Information
Patent Grant
Alloy composition, method and apparatus therefor
Patent number
12,226,823
Issue date
Feb 18, 2025
Wisconsin Alumni Research Foundation
Lianyi Chen
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Degassing method for manufacturing steel
Patent number
12,227,813
Issue date
Feb 18, 2025
United States Steel Corporation
Yun Li
C21 - METALLURGY OF IRON
Information
Patent Grant
Seamless steel pipe having desirable sulfuric acid dew-point corros...
Patent number
12,227,815
Issue date
Feb 18, 2025
JFE Steel Corporation
Masao Yuga
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel
Patent number
12,227,817
Issue date
Feb 18, 2025
Nippon Steel Corporation
Shinichiro Tabata
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel wire rod enabling omission of softening heat treatment and me...
Patent number
12,227,824
Issue date
Feb 18, 2025
POSCO Co., Ltd
Jae-Seung Lee
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel material for line pipes, method for producing the same, line...
Patent number
12,227,814
Issue date
Feb 18, 2025
JFE Steel Corporation
Kyono Yasuda
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel plate for pressure vessel having excellent hydrogen induced c...
Patent number
12,227,826
Issue date
Feb 18, 2025
POSCO Co., Ltd
Dae-Woo Kim
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-rolled steel sheet, hot-dip coated steel sheet, and method for...
Patent number
12,221,669
Issue date
Feb 11, 2025
Nippon Steel Corporation
Kentarou Hirata
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Acid-resistant steel sheet and manufacturing method therefor
Patent number
12,221,707
Issue date
Feb 11, 2025
POSCO Co., Ltd
Minho Jo
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel sheet and method for producing same
Patent number
12,221,661
Issue date
Feb 11, 2025
Nippon Steel Corporation
Masahiro Kubo
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
AUSTENITIC STAINLESS STEEL AND METHOD FOR PRODUCING AUSTENITIC STAI...
Publication number
20250066869
Publication date
Feb 27, 2025
NIPPON STEEL STAINLESS STEEL CORPORATION
Taichiro MIZOGUCHI
C21 - METALLURGY OF IRON
Information
Patent Application
SOFT MAGNETIC ALLOY AND MAGNETIC COMPONENT
Publication number
20250066889
Publication date
Feb 27, 2025
TDK Corporation
Kensuke ARA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
OZONE CORROSION RESISTANT HIGH-STRENGTH TUBE AND MANUFACTURING METH...
Publication number
20250066890
Publication date
Feb 27, 2025
Baoshan Iron & Steel Co., Ltd
Bo YAN
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL MATERIAL SUITABLE FOR USE IN SOUR ENVIRONMENT
Publication number
20250066891
Publication date
Feb 27, 2025
NIPPON STEEL CORPORATION
Hiroki KAMITANI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
A COATING FOR GRAIN-ORIENTED SILICON STEEL COATING LAYER, AND GRAIN...
Publication number
20250066922
Publication date
Feb 27, 2025
Baoshan Iron & Steel Co., Ltd
Yaming Ji
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
NEODYMIUM-IRON-BORON MAGNET MATERIAL, PREPARATION THEREFOR, AND APP...
Publication number
20250069785
Publication date
Feb 27, 2025
FUJIAN GOLDEN DRAGON RARE-EARTH Co., Ltd.
Weiguo MOU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HIGH-STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT BENDING WORK...
Publication number
20250066870
Publication date
Feb 27, 2025
POSCO CO., LTD.
Hang-Sik CHO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND MOTOR CORE COMPRISING SAME
Publication number
20250066892
Publication date
Feb 27, 2025
POSCO CO., LTD
Soobin Kwon
C21 - METALLURGY OF IRON
Information
Patent Application
ELECTRICAL STEEL STRIP FRICTION STIR WELDING METHOD AND METHOD OF P...
Publication number
20250065436
Publication date
Feb 27, 2025
JFE STEEL CORPORATION
Muneo MATSUSHITA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHOD TO ACHIEVE VARIABLE PROPERTIES WITHIN A COMPONENT USING COAT...
Publication number
20250066868
Publication date
Feb 27, 2025
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Sarah Tedesco
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20250066886
Publication date
Feb 27, 2025
JFE STEEL CORPORATION
Yoshiaki ZAIZEN
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL SHEET FOR HOT-STAMPING, METHOD FOR MANUFACTURING STEEL SHEET...
Publication number
20250066887
Publication date
Feb 27, 2025
NIPPON STEEL CORPORATION
Masafumi AZUMA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
IRON-MANGANESE ALLOY HAVING IMPROVED WELDABILITY
Publication number
20250066888
Publication date
Feb 27, 2025
APERAM
Pierre-Louis REYDET
C21 - METALLURGY OF IRON
Information
Patent Application
AUSTENITIC STAINLESS STEEL AND METHOD FOR PRODUCING AUSTENITIC STAI...
Publication number
20250066893
Publication date
Feb 27, 2025
NIPPON STEEL STAINLESS STEEL CORPORATION
Taichiro MIZOGUCHI
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND MANUFACTURING METHOD THE...
Publication number
20250066885
Publication date
Feb 27, 2025
POSCO CO., LTD
Kyungjun Ko
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ARC WELD METAL, WELDED JOINT, AND VEHICLE MEMBER
Publication number
20250059635
Publication date
Feb 20, 2025
NIPPON STEEL CORPORATION
Kazuki MATSUDA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
AUSTENITIC WELDED STEEL TUBE HAVING WEAR RESISTANCE AND MANUFACTURI...
Publication number
20250060054
Publication date
Feb 20, 2025
POSCO Co., Ltd
Sang-Chul LEE
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
DOUBLE ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING...
Publication number
20250059616
Publication date
Feb 20, 2025
POSCO CO., LTD
Hyunwoo Mun
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING SAME,...
Publication number
20250059618
Publication date
Feb 20, 2025
POSCO CO., LTD
Soobin Kwon
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL SHEET AND PRODUCTION METHOD THEREFOR
Publication number
20250059615
Publication date
Feb 20, 2025
JFE STEEL CORPORATION
Shuji NISHIDA
C21 - METALLURGY OF IRON
Information
Patent Application
HEAVY PLATE AND THERMOMECHANICAL TREATMENT METHOD FOR A STARTING MA...
Publication number
20250059617
Publication date
Feb 20, 2025
voestalpine Grobblech GmbH
Rupert EGGER
C21 - METALLURGY OF IRON
Information
Patent Application
INSULATION COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRIC...
Publication number
20250051603
Publication date
Feb 13, 2025
POSCO Co., Ltd
Min Serk KWON
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
HOT-DEFORMED R-Fe-B MAGNET FOR VARIABLE-MAGNETIC-FORCE MOTOR, VARIA...
Publication number
20250054664
Publication date
Feb 13, 2025
National Institute for Materials Science
Xin TANG
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
ULTRAHIGH-STRENGTH HOT-ROLLED STEEL SHEET HAVING EXCELLENT FORMABIL...
Publication number
20250051870
Publication date
Feb 13, 2025
POSCO CO., LTD
Tae-Jin Song
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD OF SAME
Publication number
20250051871
Publication date
Feb 13, 2025
POSCO Co., Ltd
Hyun-Seok KO
C21 - METALLURGY OF IRON
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING GRA...
Publication number
20250051891
Publication date
Feb 13, 2025
NIPPON STEEL CORPORATION
Ryutaro YAMAGATA
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED STEEL FOR HYPER TUBE AND MANUFACTURING METHOD THEREFOR
Publication number
20250051892
Publication date
Feb 13, 2025
POSCO Co., Ltd
Hong-Seok YANG
C21 - METALLURGY OF IRON
Information
Patent Application
MATERIAL FOR HOT STAMPING
Publication number
20250051893
Publication date
Feb 13, 2025
HYUNDAI STEEL COMPANY
Nu Ri Shin
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PRODUCING Cu-Sn-CONTAINING STEEL
Publication number
20250051873
Publication date
Feb 13, 2025
JFE STEEL CORPORATION
Yuta SAKURAI
C21 - METALLURGY OF IRON
Information
Patent Application
AUSTENITIC STAINLESS STEEL AND MANUFACTURING METHOD THEREFOR
Publication number
20250051894
Publication date
Feb 13, 2025
POSCO Co., Ltd
Seokweon Song
C21 - METALLURGY OF IRON