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Making ferrous alloys
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CPC
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
Industries
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Patents Grants
last 30 patents
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Patent Grant
Metal magnetic material and electronic component
Patent number
11,964,325
Issue date
Apr 23, 2024
Murata Manufacturing Co., Ltd.
Makoto Yamamoto
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Soft magnetic material powder and manufacturing method thereof, and...
Patent number
11,965,117
Issue date
Apr 23, 2024
Murata Manufacturing Co., Ltd.
Yuya Ishida
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Wear resistant tool bit
Patent number
11,958,168
Issue date
Apr 16, 2024
Milwaukee Electric Tool Corporation
James J. Van Essen
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Steel for a mold and mold
Patent number
11,952,640
Issue date
Apr 9, 2024
Daido Steel Co., Ltd.
Naoki Umemori
C21 - METALLURGY OF IRON
Information
Patent Grant
Spheroidal graphite cast iron and method of producing spheroidal gr...
Patent number
11,946,109
Issue date
Apr 2, 2024
KABUSHIKI KAISHA RIKEN
Tomoyuki Tobita
C21 - METALLURGY OF IRON
Information
Patent Grant
Powder mixture for powder metallurgy and method for producing powde...
Patent number
11,946,119
Issue date
Apr 2, 2024
JFE Steel Corporation
Masato Oya
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Grain boundary engineering of sintered magnetic alloys and the comp...
Patent number
11,942,245
Issue date
Mar 26, 2024
Noveon Magnetics Inc.
Miha Zakotnik
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Cast iron inoculant and method for production of cast iron inoculant
Patent number
11,932,913
Issue date
Mar 19, 2024
Elkem ASA
Emmanuelle Ott
C21 - METALLURGY OF IRON
Information
Patent Grant
Pyrometallurgical process for recovering nickel, manganese, and cobalt
Patent number
11,926,884
Issue date
Mar 12, 2024
Umicore
Lennart Scheunis
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Additive manufacture of anisotropic rare earth magnets
Patent number
11,920,224
Issue date
Mar 5, 2024
Ford Global Technologies, LLC
Wanfeng Li
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Magnetic elements and methods for the additive manufacture thereof
Patent number
11,920,225
Issue date
Mar 5, 2024
California Institute of Technology
Samad A. Firdosy
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Tungsten tetraboride composite matrix and uses thereof
Patent number
11,920,223
Issue date
Mar 5, 2024
The Regents of the University of California
Richard B. Kaner
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Spherical graphite cast iron semi-solid casting method and semi-sol...
Patent number
11,920,205
Issue date
Mar 5, 2024
Masayuki Itamura
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Two-way clutch assembly
Patent number
11,920,643
Issue date
Mar 5, 2024
Keystone Powdered Metal Company
Bradley Reiter
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Self-healing alloy and method for manufacturing the same
Patent number
11,913,098
Issue date
Feb 27, 2024
Hyundai Motor Company
Kyung Sik Choi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Insulating material-coated soft magnetic powder, dust core, magneti...
Patent number
11,901,101
Issue date
Feb 13, 2024
Seiko Epson Corporation
Atsushi Nakamura
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Soft magnetic powder, powder magnetic core, magnetic element, and e...
Patent number
11,894,168
Issue date
Feb 6, 2024
Seiko Epson Corporation
Yasuko Kudo
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Iron-based sintered alloy and method for producing the same
Patent number
11,891,682
Issue date
Feb 6, 2024
The Japan Steel Works, Ltd.
Yusuke Watanabe
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Iron-based alloy sintered body and iron-based mixed powder for powd...
Patent number
11,884,996
Issue date
Jan 30, 2024
JFE Steel Corporation
Nao Nasu
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Directionally solidified high-boron and high-vanadium high-speed st...
Patent number
11,878,344
Issue date
Jan 23, 2024
Xi'an Jiaotong University
Shengqiang Ma
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Erosion and corrosion resistant white cast irons
Patent number
11,873,545
Issue date
Jan 16, 2024
Weir Minerals Australia Ltd.
Kevin Francis Dolman
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Fe-based sintered body, Fe-based sintered body production method, a...
Patent number
11,858,045
Issue date
Jan 2, 2024
Hiroshima University
Kazuhiro Matsugi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Iron nitride compositions
Patent number
11,859,271
Issue date
Jan 2, 2024
Regents of The University of Minnesota
Jian-Ping Wang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
High strength-ductility matched oxide-particles dispersion steel, p...
Patent number
11,859,269
Issue date
Jan 2, 2024
University of Science and Technology Beijing
You Wang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Non-magnesium process to produce compacted graphite iron (CGI)
Patent number
11,859,270
Issue date
Jan 2, 2024
SNAM ALLOYS PVT LTD
Srikanth Sivaraman
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Soft magnetic material and method for manufacturing the same
Patent number
11,851,738
Issue date
Dec 26, 2023
Murata Manufacturing Co., Ltd.
Kazuhiro Henmi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Soft magnetic metal powder, method for producing the same, and soft...
Patent number
11,854,725
Issue date
Dec 26, 2023
TDK Corporation
Tomofumi Kuroda
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Cast iron inoculant and method for production of cast iron inoculant
Patent number
11,846,000
Issue date
Dec 19, 2023
Elkem ASA
Torbjorn Skaland
C21 - METALLURGY OF IRON
Information
Patent Grant
Low thermal expansion alloy having excellent low temperature stabil...
Patent number
11,840,752
Issue date
Dec 12, 2023
NIPPON CHUZO K.K.
Takuo Handa
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Hopper for raw material powder and method for transferring raw mate...
Patent number
11,820,587
Issue date
Nov 21, 2023
Hyundai Motor Company
Wang Hyun Yong
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PREDICTING THE PERFORMANCE OF NOVEL INTERMETALLICS
Publication number
20240135052
Publication date
Apr 25, 2024
HONEYWELL FEDERAL MANUFACTURING & TECHNOLOGIES, LLC
Wesley Alexander Everhart
C21 - METALLURGY OF IRON
Information
Patent Application
SHAPE MEMORY ALLOY
Publication number
20240131229
Publication date
Apr 25, 2024
NEWSOUTH INNOVATIONS PTY LIMITED
Xiaopeng Li
B22 - CASTING POWDER METALLURGY
Information
Patent Application
IRON ALLOYS
Publication number
20240133004
Publication date
Apr 25, 2024
Kevin Laws
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH AND HIGH-TOUGHNESS BAINITE GEOLOGICAL DRILLING PIPE A...
Publication number
20240133490
Publication date
Apr 25, 2024
Baoshan Iron & Steel Co., Ltd
Wen SUN
C21 - METALLURGY OF IRON
Information
Patent Application
AUXILIARY ALLOY CASTING PIECE, HIGH-REMANENCE AND HIGH-COERCIVE FOR...
Publication number
20240127993
Publication date
Apr 18, 2024
Baotou Jinshan Magnetic Material Co.,Ltd.
Feng XIA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
RARE EARTH METAL-FREE HARD MAGNETS
Publication number
20240127992
Publication date
Apr 18, 2024
Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V.
Claudia FELSER
B22 - CASTING POWDER METALLURGY
Information
Patent Application
STAINLESS STEEL POWDER FOR PRODUCING DUPLEX SINTERED STAINLESS STEEL
Publication number
20240117478
Publication date
Apr 11, 2024
HOGANAS AB (PUBL)
Sunil Badwe
B22 - CASTING POWDER METALLURGY
Information
Patent Application
WEAR RESISTANT MINING FE ALLOY MATRIX AND SPINEL CERAMIC COMPOUND C...
Publication number
20240102132
Publication date
Mar 28, 2024
ME GLOBAL INC.
Aaron James Garland
B22 - CASTING POWDER METALLURGY
Information
Patent Application
High-entropy Soft Magnetic Alloy with 900 K High-temperature Resist...
Publication number
20240105370
Publication date
Mar 28, 2024
NCS TESTING TECHNOLOGY CO., LTD
Haizhou Wang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
MARAGING STEEL
Publication number
20240102139
Publication date
Mar 28, 2024
UDDEHOLMS AB
Sebastian EJNERMARK
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
NON-MAGNESIUM PROCESS TO PRODUCE COMPACTED GRAPHITE IRON (CGI)
Publication number
20240093337
Publication date
Mar 21, 2024
SNAM ALLOYS PVT LTD
Srikanth Sivaraman
B22 - CASTING POWDER METALLURGY
Information
Patent Application
SINTERED NEODYMIUM-IRON-BORON PERMANENT MAGNET, PREPARATION METHOD...
Publication number
20240096529
Publication date
Mar 21, 2024
NANTONG ZHENGHAI MAGNET CO., LTD.
Zhaopu XU
B22 - CASTING POWDER METALLURGY
Information
Patent Application
IRON NITRIDE COMPOSITIONS
Publication number
20240076764
Publication date
Mar 7, 2024
Regents of the University of Minnesota
Jian-Ping WANG
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
400 MPa CORROSION-RESISTANT STEEL BAR AND PRODUCTION METHOD THEREOF
Publication number
20240068064
Publication date
Feb 29, 2024
INSTITUTE OF RESEARCH OF IRON AND STEEL, JIANGSU PROVINCE/SHA-STEEL, CO. LTD...
Han MA
C21 - METALLURGY OF IRON
Information
Patent Application
SOFT MAGNETIC ALLOY POWDER, MAGNETIC CORE, MAGNETIC COMPONENT, AND...
Publication number
20240071663
Publication date
Feb 29, 2024
TDK Corporation
Masakazu HOSONO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Primary Carbide Refinement In Hypereutectic High Chromium Cast Irons
Publication number
20240052462
Publication date
Feb 15, 2024
Weir Minerals Australia Ltd.
Mingxing Zhang
C21 - METALLURGY OF IRON
Information
Patent Application
Shaped Article Produced From Powder
Publication number
20240043974
Publication date
Feb 8, 2024
SANYO SPECIAL STEEL CO., LTD.
Toru Hagiya
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
LIGHTWEIGHT BRAKE DISC WITH MAXIMIZED HEAT DISSIPATION PERFORMANCE...
Publication number
20240035531
Publication date
Feb 1, 2024
Pukyong National University Industry-University Cooperation Foundation
Jei Pil WANG
C21 - METALLURGY OF IRON
Information
Patent Application
Method for Manufacturing a Low-Carbon Nitrogen-Containing Austeniti...
Publication number
20240035110
Publication date
Feb 1, 2024
DAYE SPECIAL STEEL CO., LTD.
Xiaoliang DONG
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PREPARING HIGH-PURITY POWDER MATERIAL, APPLICATION THERE...
Publication number
20240033822
Publication date
Feb 1, 2024
Yuanyun ZHAO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD FOR INCREASING THE QUALITY OF GRAPHITE BALLS
Publication number
20240035126
Publication date
Feb 1, 2024
Shandong University of Technology
Jianchen Cong
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
DUPLEX STAINLESS STEEL AND USE THEREOF
Publication number
20240035135
Publication date
Feb 1, 2024
Stamicarbon B.V.
Daniel GULLBERG
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
HIGH MOLYBDENUM DUPLEX STAINLESS STEEL
Publication number
20240026509
Publication date
Jan 25, 2024
Carpenter Technology Corporation
Austin Dicus
B22 - CASTING POWDER METALLURGY
Information
Patent Application
SOFT MAGNETIC IRON-BASED POWDER, METHOD FOR MANUFACTURING THE SAME,...
Publication number
20240021362
Publication date
Jan 18, 2024
Hyundai Motor Company
Shin Gyu Kim
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Three-Dimensional Printing
Publication number
20240018626
Publication date
Jan 18, 2024
Velo3D, Inc.
Benyamin Buller
B22 - CASTING POWDER METALLURGY
Information
Patent Application
ADEPT THREE-DIMENSIONAL PRINTING
Publication number
20240017355
Publication date
Jan 18, 2024
Velo3D, Inc.
Benyamin Buller
B22 - CASTING POWDER METALLURGY
Information
Patent Application
CU-CONTAINING NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING...
Publication number
20240011112
Publication date
Jan 11, 2024
Baoshan Iron & Steel Co., Ltd
Feng ZHANG
C21 - METALLURGY OF IRON
Information
Patent Application
PRODUCTION METHOD FOR NON-ORIENTED SILICON STEEL AND NON-ORIENTED S...
Publication number
20240011121
Publication date
Jan 11, 2024
INSTITUTE OF RESEARCH OF IRON AND STEEL, JIANGSU PROVINCE/SHA-STEEL, CO. LTD...
Chongxiang YUE
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
RECYCLING METHOD FOR MANUFACTURING HIGH SPEED STEEL MASTER ALLOY FR...
Publication number
20240011133
Publication date
Jan 11, 2024
T&E INC.
Bae Gyun KIM
C21 - METALLURGY OF IRON
Information
Patent Application
STAINLESS STEEL BAR MATERIAL AND ELECTROMAGNETIC COMPONENT
Publication number
20240011137
Publication date
Jan 11, 2024
NIPPON STEEL STAINLESS STEEL CORPORATION
Shota YAMASAKI
C21 - METALLURGY OF IRON