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Making ferrous alloys
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C22C33/00
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Parent Industries
C
CHEMISTRY METALLURGY
C22
Metallurgy
C22C
ALLOYS
Current Industry
C22C33/00
Making ferrous alloys
Sub Industries
C22C33/003
making amorphous alloys
C22C33/006
compositions used for making ferrous alloys
C22C33/02
by powder metallurgy
C22C33/0207
Using a mixture of prealloyed powders or a master alloy
C22C33/0214
comprising P or a phosphorus compound
C22C33/0221
comprising S or a sulfur compound
C22C33/0228
comprising other non-metallic compounds or more than 5% of graphite
C22C33/0235
Starting from compounds
C22C33/0242
using the impregnating technique
C22C33/025
having an intermetallic of the REM-Fe type which is not magnetic
C22C33/0257
characterised by the range of the alloying elements
C22C33/0264
the maximum content of each alloying element not exceeding 5%
C22C33/0271
with only C, Mn, Si, P, S, As as alloying elements
C22C33/0278
with at least one alloying element having a minimum content above 5%
C22C33/0285
with Cr, Co, or Ni having a minimum content higher than 5%
C22C33/0292
with more than 5% preformed carbides, nitrides or borides
C22C33/04
by melting
C22C33/06
using master alloys
C22C33/08
Making cast-iron alloys
C22C33/10
including procedures for adding magnesium
C22C33/12
by fluidised injection
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Patents Grants
last 30 patents
Information
Patent Grant
Silicon based alloy, method for the production thereof and use of s...
Patent number
12,291,764
Issue date
May 6, 2025
Elkem ASA
Amélie Dieudonne
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Corrosion-resistant oxide dispersion strengthened steel
Patent number
12,276,013
Issue date
Apr 15, 2025
Shanghai Jiaotong University
Zhao Shen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Galvanized steel sheet, electrodeposition-coated steel sheet, autom...
Patent number
12,276,028
Issue date
Apr 15, 2025
JFE Steel Corporation
Shunsuke Yamamoto
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Ferritic spheroidal graphite cast iron, differential case, and diff...
Patent number
12,270,092
Issue date
Apr 8, 2025
Aisin Takaoka Co., Ltd.
Tomohiro Yamaguchi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Plated steel sheets for hot press forming having excellent hydrogen...
Patent number
12,269,081
Issue date
Apr 8, 2025
POSCO CO., LTD
Sang-Heon Kim
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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
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
Steel
Patent number
12,227,817
Issue date
Feb 18, 2025
Nippon Steel Corporation
Shinichiro Tabata
C21 - METALLURGY OF IRON
Information
Patent Grant
Alloyed galvanized steel sheet, electrodeposition-coated steel shee...
Patent number
12,221,705
Issue date
Feb 11, 2025
JFE Steel Corporation
Shunsuke Yamamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Iron-based alloy and method of manufacturing the same
Patent number
12,215,396
Issue date
Feb 4, 2025
Tohoku University
Kenta Yamanaka
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for recycling chromium oxide and forming chromium-alloy steel
Patent number
12,215,395
Issue date
Feb 4, 2025
SAUDI IRON AND STEEL COMPANY (HADEED)
Mansour Nasser Alharbi
C21 - METALLURGY OF IRON
Information
Patent Grant
Nonmagnetic material-dispersed Fe-Pt based sputtering target
Patent number
12,198,911
Issue date
Jan 14, 2025
JX Advanced Metals Corporation
Atsushi Sato
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Rare earth permanent magnet material and raw material composition,p...
Patent number
12,198,840
Issue date
Jan 14, 2025
FUJIAN GOLDEN DRAGON RARE- EARTH Co., Ltd.
Qin Lan
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Soft-magnetic powder comprising coated particles
Patent number
12,180,568
Issue date
Dec 31, 2024
BASF SE
Robert Prunchak
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Biodegradable iron-containing compositions, methods of preparing an...
Patent number
12,171,912
Issue date
Dec 24, 2024
University of Pittsburgh of the Commonwealth System of Higher Education
Prashant N. Kumta
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Iron based powder
Patent number
12,168,818
Issue date
Dec 17, 2024
Höganäs AB (PUBL)
Caroline Larsson
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Modified La—Fe—Si magnetocaloric alloys
Patent number
12,168,819
Issue date
Dec 17, 2024
Iowa State University Research Foundation, Inc.
Arjun K. Pathak
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Wear resistant mining Fe alloy matrix and spinel ceramic compound c...
Patent number
12,168,816
Issue date
Dec 17, 2024
ME GLOBAL INC.
Aaron James Garland
B22 - CASTING POWDER METALLURGY
Information
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
Information
Patent Grant
Method for manufacturing a 5NI steel plate with a low remanence and...
Patent number
12,163,199
Issue date
Dec 10, 2024
JIANGYIN XINGCHENG SPECIAL STEEL WORKS CO., LTD
Zhaoxia Liu
C21 - METALLURGY OF IRON
Information
Patent Grant
Powder metal composition for easy machining
Patent number
12,157,935
Issue date
Dec 3, 2024
Höganäs AB (PUBL)
Bo Hu
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Metal alloy having rhenium effect
Patent number
12,157,934
Issue date
Dec 3, 2024
MiRus LLC
Noah Roth
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Grant
Machine component made of ferrous sintered metal
Patent number
12,146,208
Issue date
Nov 19, 2024
NTN Corporation
Toshihiko Mouri
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Sintered material and method of manufacturing sintered material
Patent number
12,138,690
Issue date
Nov 12, 2024
Sumitomo Electric Industries, Ltd.
Shigeki Egashira
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for producing chromium-containing molten iron
Patent number
12,134,799
Issue date
Nov 5, 2024
Nippon Steel Corporation
Norifumi Asahara
C21 - METALLURGY OF IRON
Information
Patent Grant
Yttrium-added rare earth permanent magnet material and preparation...
Patent number
12,129,532
Issue date
Oct 29, 2024
Grirem Advanced Materials Co., Ltd.
Yang Luo
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Sintered bearing and method of manufacturing same
Patent number
12,129,891
Issue date
Oct 29, 2024
NTN Corporation
Tomonori Yamashita
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Rare earth magnet and preparation method thereof
Patent number
12,131,850
Issue date
Oct 29, 2024
SANVAC (BEIJING) MAGNETICS CO., LTD.
Guoan Chen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
Information
Patent Grant
ODS alloy powder, method for producing same by means of plasma trea...
Patent number
12,123,079
Issue date
Oct 22, 2024
Commissariat a l'Energie Atomique et Aux Energies Alternatives
Elodie Vasquez
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR RECYCLING CHROMIUM OXIDE AND FORMING CHROMIUM-ALLOY STEEL
Publication number
20250179598
Publication date
Jun 5, 2025
SAUDI IRON AND STEEL COMPANY (HADEED)
Mansour Nasser ALHARBI
C21 - METALLURGY OF IRON
Information
Patent Application
High Speed Steel Composition
Publication number
20250163554
Publication date
May 22, 2025
Arthur Craig Reardon
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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 PLATE FOR ADVANCED NUCLEAR POWER UNIT REACTOR CORE SHELL CYLI...
Publication number
20250154617
Publication date
May 15, 2025
ANGANG STEEL COMPANY LIMITED
Chu WANG
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR CONTROLLING BRITTLE INCLUSIONS IN CORD STEEL
Publication number
20250137081
Publication date
May 1, 2025
ZHANGJIAGANG RONGSHENG SPECIAL STEEL CO. LTD.
Jiaqi ZHAO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
ULTRA-HIGH-STRENGTH STAINLESS STEEL AND MANUFACTURING METHOD
Publication number
20250137087
Publication date
May 1, 2025
BEIHANG UNIVERSITY
Jinyan ZHONG
C21 - METALLURGY OF IRON
Information
Patent Application
SAMARIUM-IRON-BASED RARE EARTH PERMANENT MAGNET MATERIAL CONTAINING...
Publication number
20250137106
Publication date
May 1, 2025
NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SC...
Zhenyuan LIU
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
CORROSION-RESISTANT OXIDE DISPERSION STRENGTHENED STEEL
Publication number
20250129457
Publication date
Apr 24, 2025
SHANGHAI JIAOTONG UNIVERSITY
ZHAO SHEN
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
IRON-BASED AMORPHOUS/NANOCRYSTALLINE ALLOY AND PREPARATION METHOD T...
Publication number
20250122603
Publication date
Apr 17, 2025
QINGDAO YUNLU ADVANCED MATERIALS TECHNOLOGY CO., LTD.
Jianwei BU
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
GRADE OF DUCTILE IRON WITH REINFORCED FERRITIC MATRIX
Publication number
20250122600
Publication date
Apr 17, 2025
SEDIVER
François Dauvin
C21 - METALLURGY OF IRON
Information
Patent Application
A METHOD OF PRODUCING A DIE FOR EXTRUSION OF ALUMINIUM PROFILES, AN...
Publication number
20250114834
Publication date
Apr 10, 2025
HYDRO EXTRUDED SOLUTIONS AS
Marco PASQUALON
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Iron-Based Alloy Strengthened by Intermetallic Compound Phase-Coate...
Publication number
20250101552
Publication date
Mar 27, 2025
Central South University
Yong JIANG
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METAL ALLOW HAVING RHENIUM EFFECT
Publication number
20250092493
Publication date
Mar 20, 2025
MiRus LLC
Noah Roth
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Ferrous alloy powder for additive manufacturing
Publication number
20250091131
Publication date
Mar 20, 2025
ARCELORMITTAL
Frédéric BONNET
B22 - CASTING POWDER METALLURGY
Information
Patent Application
BIODEGRADABLE IRON-CONTAINING COMPOSITIONS, METHODS OF PREPARING AN...
Publication number
20250090731
Publication date
Mar 20, 2025
University of Pittsburgh of the Commonwealth System of Higher Education
PRASHANT N. KUMTA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
LOW-SULFUR GRANULATED METALLIC UNITS, AND ASSOCIATED SYSTEMS, DEVIC...
Publication number
20250083223
Publication date
Mar 13, 2025
SunCoke Technology and Development LLC
John Francis QUANCI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
LOW-CARBON GRANULATED METALLIC UNITS, AND ASSOCIATED SYSTEMS, DEVIC...
Publication number
20250083224
Publication date
Mar 13, 2025
SunCoke Technology and Development LLC
John Francis QUANCI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
PROCESSES FOR FORMING MULTIMETALLIC ALLOYS AND CARBON-SUPPORTED MUL...
Publication number
20250075298
Publication date
Mar 6, 2025
Honda Motor Co., Ltd.
Haibin WU
B82 - NANO-TECHNOLOGY
Information
Patent Application
COMPOSITE ADDITIVE FOR FORMING INCLUSIONS WITH CORE-SHELL STRUCTURE...
Publication number
20250043371
Publication date
Feb 6, 2025
WUHAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
Kaiming WU
C21 - METALLURGY OF IRON
Information
Patent Application
SEAWATER CORROSION-RESISTANT MARINE ENGINEERING STEEL AND PREPARATI...
Publication number
20250043374
Publication date
Feb 6, 2025
WUHAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
Kaiming WU
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL WITH EXCELLENT NEUTRAL AQUEOUS MEDIUM CORROSION...
Publication number
20250043378
Publication date
Feb 6, 2025
WUHAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
Kaiming WU
C21 - METALLURGY OF IRON
Information
Patent Application
INJECTION MOLDED ALLOY MATERIAL AND PROCESSING METHOD
Publication number
20250018468
Publication date
Jan 16, 2025
Honor Device Co., Ltd.
Lei Chen
B22 - CASTING POWDER METALLURGY
Information
Patent Application
PREPARATION METHOD OF RARE EARTH PERMANENT MAGNETIC MATERIAL
Publication number
20250001498
Publication date
Jan 2, 2025
NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SC...
Bo Zhou
B22 - CASTING POWDER METALLURGY
Information
Patent Application
HIGH-REMANENCE NEODYMIUM-IRON-BORON MAGNET, AND PREPARATION METHOD...
Publication number
20250006411
Publication date
Jan 2, 2025
YANTAI ZHENGHAI MAGNETIC MATERIAL CO., LTD.
Yongjiang YU
B22 - CASTING POWDER METALLURGY
Information
Patent Application
ARSENIC IRON ALLOY, PREPARATION METHOD AND RESOURCE TREATMENT METHO...
Publication number
20240417829
Publication date
Dec 19, 2024
Central South University
Xiaobo MIN
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
High Speed Steel Composition
Publication number
20240417833
Publication date
Dec 19, 2024
Arthur Craig Reardon
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
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
PRECIPITATION HARDENING MARTENSITIC STAINLESS STEEL HAVING EXCELLEN...
Publication number
20240376561
Publication date
Nov 14, 2024
Nippon Yakin Kogyo Co., Ltd.
Xin JI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD OF PREPARING MAGNETIC POWDER AND MAGNETIC POWDER
Publication number
20240363270
Publication date
Oct 31, 2024
Hyundai Motor Company
Bo Kyeong Han
B22 - CASTING POWDER METALLURGY
Information
Patent Application
R-T-B BASED PERMANENT MAGNET AND METHOD OF MANUFACTURING THE SAME
Publication number
20240363271
Publication date
Oct 31, 2024
TDK Corporation
Hiroki KAWAMURA
B22 - CASTING POWDER METALLURGY