obtained by reduction or by hydrogen decrepitation or embrittlement

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CPC
H01F1/0553

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HELECTRICITY H01Electric elements H01FMAGNETS INDUCTANCES TRANSFORMERS SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES H01F1/00Magnets or magnetic bodies characterised by the magnetic materials therefor Selection of materials for their magnetic properties

Current Industry

H01F1/0553obtained by reduction or by hydrogen decrepitation or embrittlement

Industries

Patents Grantslast 30 patents

Information Patent Grant
Two-step diffusion method for preparing high-performance dual-main-...
- Patent number 11,742,120
- Issue date Aug 29, 2023
- Beijing University of Technology
- Weiqiang Liu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Magnetic material and method for producing same
- Patent number 11,459,646
- Issue date Oct 4, 2022
- National Institute of Advanced Industrial Science and Technology
- Nobuyoshi Imaoka
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Magnetic material and a method of synthesising the same
- Patent number 10,629,344
- Issue date Apr 21, 2020
- Rolls-Royce PLC
- Raju V Ramanujan
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Low-cost double-main-phase Ce permanent magnet alloy and its prepar...
- Patent number 9,892,832
- Issue date Feb 13, 2018
- Central Iron & Steel Research Institute
- Wei Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnet recycling
- Patent number 9,663,843
- Issue date May 30, 2017
- The University of Birmingham
- Ivor Rex Harris
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method and device for recovering hydrogen pulverized powder of raw-...
- Patent number 9,643,253
- Issue date May 9, 2017
- Hitachi Metals, Ltd.
- Shoji Nakayama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Continuous hydrogen pulverization method and production device of r...
- Patent number 9,543,063
- Issue date Jan 10, 2017
- SHENYANG GENERAL MAGNETIC CO., LTD
- Xiaodong Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for producing powder for magnet
- Patent number 9,435,012
- Issue date Sep 6, 2016
- Sumitomo Electric Industries, Ltd.
- Toru Maeda
- C21 - METALLURGY OF IRON
Information Patent Grant
Powder for magnet
- Patent number 9,076,584
- Issue date Jul 7, 2015
- Sumitomo Electric Industries, Ltd.
- Toru Maeda
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method and device for recovering hydrogen pulverized powder of raw-...
- Patent number 8,979,973
- Issue date Mar 17, 2015
- Hitachi Metals, Ltd.
- Shoji Nakayama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Magnet recycling
- Patent number 8,734,714
- Issue date May 27, 2014
- The University of Birmingham
- Ivor Rex Harris
- C21 - METALLURGY OF IRON
Information Patent Grant
Apparatus for subjecting rare earth alloy to hydrogenation process...
- Patent number 7,018,485
- Issue date Mar 28, 2006
- Neomax Co., Ltd.
- Akihito Tsujimoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing a magnetic alloy powder
- Patent number 6,352,597
- Issue date Mar 5, 2002
- Institut fuer Festkoerper-und Werkstofforschung Dresden e.V.
- Oliver Gutfleisch
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Reduction-melting process to form rare earth-transition metal alloy...
- Patent number 6,309,441
- Issue date Oct 30, 2001
- General Electric Company
- Mark Gilbert Benz
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Production apparatus for rare earth anisotropic magnet powders
- Patent number 6,113,846
- Issue date Sep 5, 2000
- Aichi Steel Works, Ltd.
- Yoshinobu Honkura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Production method, production apparatus and heat treatment apparatu...
- Patent number 5,851,312
- Issue date Dec 22, 1998
- Aichi Steel Works, Ltd.
- Yoshinobu Honkura
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for producing alloy powder of the R2T17 system, a method for...
- Patent number 5,776,263
- Issue date Jul 7, 1998
- Matsushita Electric Industrial Co., Ltd.
- Kiyoshi Kojima
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for producing alloy powder of the R.sub.2 T.sub.17 system, a...
- Patent number 5,609,695
- Issue date Mar 11, 1997
- Matsushita Electric Industrial Co., Ltd.
- Kiyoshi Kojima
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Magnetic materials containing rare earth element iron nitrogen and...
- Patent number 5,186,766
- Issue date Feb 16, 1993
- Asahi Kasei Kogyo Kabushiki Kaisha
- Takahiko Iriyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic material containing rare earth element, iron, nitrogen, hy...
- Patent number 5,164,104
- Issue date Nov 17, 1992
- Asahi Kasei Kogyo Kabushiki Kaisha
- Kurima Kobayashi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of decalcifying rare earth metals formed by the reduction-di...
- Patent number 5,057,148
- Issue date Oct 15, 1991
- General Motors Corporation
- Adolph L. Micheli
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Uniform and homogeneous permanent magnet powders and permanent magnets
- Patent number 5,044,613
- Issue date Sep 3, 1991
- The Charles Stark Draper Laboratory, Inc.
- Kaplesh Kumar
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Rare-earth element/cobalt type magnet powder for resin magnets
- Patent number 4,865,660
- Issue date Sep 12, 1989
- Sumitomo Metal Mining Company Ltd.
- Tatsuo Nate
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for producing dysprosium-iron-boron alloy powder
- Patent number 4,806,155
- Issue date Feb 21, 1989
- Crucible Materials Corporation
- Floyd E. Camp
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for production of rare-earth element/cobalt type magnetic po...
- Patent number 4,689,073
- Issue date Aug 25, 1987
- Sumitomo Metal Mining Company Limited
- Tatsuo Nate
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3928089
- Patent number 3,928,089
- Issue date Dec 23, 1975
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
3826696
- Patent number 3,826,696
- Issue date Jul 30, 1974
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3748193
- Patent number 3,748,193
- Issue date Jul 24, 1973
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3681151
- Patent number 3,681,151
- Issue date Aug 1, 1972
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
3625779
- Patent number 3,625,779
- Issue date Dec 7, 1971
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
Two-step diffusion method for preparing high-performance dual-main-...
- Publication number 20220059262
- Publication date Feb 24, 2022
- BEIJING UNIVERSITY OF TECHNOLOGY
- Weiqiang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MAGNETIC MATERIAL AND A METHOD OF SYNTHESISING THE SAME
- Publication number 20180130579
- Publication date May 10, 2018
- Rolls-Royce plc
- Raju V. RAMANUJAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MAGNETIC MATERIAL AND METHOD FOR PRODUCING SAME
- Publication number 20140346388
- Publication date Nov 27, 2014
- ROBERT BOSCH GmbH
- Konrad Güth
- C21 - METALLURGY OF IRON
Information Patent Application
MAGNETIC MATERIAL AND METHOD FOR PRODUCING SAME
- Publication number 20140225696
- Publication date Aug 14, 2014
- ROBERT BOSCH GmbH
- Konrad Güth
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Continuous hydrogen pulverization method and production device of r...
- Publication number 20140123811
- Publication date May 8, 2014
- SHENYANG GENERAL MAGNETIC CO., LTD
- Xiaodong Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR PRODUCING POWDER FOR MAGNET
- Publication number 20140112818
- Publication date Apr 24, 2014
- Sumitomo Electric Industries, Ltd.
- Toru Maeda
- C21 - METALLURGY OF IRON
Information Patent Application
Low-Cost Double-Main-Phase Ce Permanent Magnet Alloy and its Prepar...
- Publication number 20140065004
- Publication date Mar 6, 2014
- Central Iron & Steel Research Institute
- Wei Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Magnet Recycling
- Publication number 20130263699
- Publication date Oct 10, 2013
- Ivor Rex Harris
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Application
POWDER FOR MAGNET
- Publication number 20120244030
- Publication date Sep 27, 2012
- Sumitomo Electric Industries, Ltd.
- Toru Maeda
- C21 - METALLURGY OF IRON
Information Patent Application
Magnet Recycling
- Publication number 20120137829
- Publication date Jun 7, 2012
- Ivor Rex Harris
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD AND DEVICE FOR RECOVERING HYDROGEN PULVERIZED POWDER OF RAW-...
- Publication number 20120125155
- Publication date May 24, 2012
- Hitachi Metals, Ltd.
- Shoji Nakayama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD OF PRODUCING RARE-EARTH MAGNET
- Publication number 20100247367
- Publication date Sep 30, 2010
- TDK Corporation
- Hideki Nakamura
- B22 - CASTING POWDER METALLURGY
Information Patent Application
SmCo-BASED ALLOY NANOPARTICLES AND PROCESS FOR THEIR PRODUCTION
- Publication number 20090257907
- Publication date Oct 15, 2009
- TDK Corporation
- Mamoru Satoh
- C30 - CRYSTAL GROWTH
Information Patent Application
Apparatus for subjecting rare earth alloy to hydrogenation process...
- Publication number 20040000356
- Publication date Jan 1, 2004
- Akihito Tsujimoto
- C21 - METALLURGY OF IRON

obtained by reduction or by hydrogen decrepitation or embrittlement

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Two-step diffusion method for preparing high-performance dual-main-...

Magnetic material and method for producing same

Magnetic material and a method of synthesising the same

Low-cost double-main-phase Ce permanent magnet alloy and its prepar...

Magnet recycling

Method and device for recovering hydrogen pulverized powder of raw-...

Continuous hydrogen pulverization method and production device of r...

Method for producing powder for magnet

Powder for magnet

Method and device for recovering hydrogen pulverized powder of raw-...

Magnet recycling

Apparatus for subjecting rare earth alloy to hydrogenation process...

Method for producing a magnetic alloy powder

Reduction-melting process to form rare earth-transition metal alloy...

Production apparatus for rare earth anisotropic magnet powders

Production method, production apparatus and heat treatment apparatu...

Method for producing alloy powder of the R2T17 system, a method for...

Method for producing alloy powder of the R.sub.2 T.sub.17 system, a...

Magnetic materials containing rare earth element iron nitrogen and...

Magnetic material containing rare earth element, iron, nitrogen, hy...

Method of decalcifying rare earth metals formed by the reduction-di...

Uniform and homogeneous permanent magnet powders and permanent magnets

Rare-earth element/cobalt type magnet powder for resin magnets

Method for producing dysprosium-iron-boron alloy powder

Method for production of rare-earth element/cobalt type magnetic po...

3928089

3826696

3748193

3681151

3625779

Patents Applicationslast 30 patents

Two-step diffusion method for preparing high-performance dual-main-...

MAGNETIC MATERIAL AND A METHOD OF SYNTHESISING THE SAME

MAGNETIC MATERIAL AND METHOD FOR PRODUCING SAME

MAGNETIC MATERIAL AND METHOD FOR PRODUCING SAME

Continuous hydrogen pulverization method and production device of r...

METHOD FOR PRODUCING POWDER FOR MAGNET

Low-Cost Double-Main-Phase Ce Permanent Magnet Alloy and its Prepar...

Magnet Recycling

POWDER FOR MAGNET

Magnet Recycling

METHOD AND DEVICE FOR RECOVERING HYDROGEN PULVERIZED POWDER OF RAW-...

METHOD OF PRODUCING RARE-EARTH MAGNET

SmCo-BASED ALLOY NANOPARTICLES AND PROCESS FOR THEIR PRODUCTION

Apparatus for subjecting rare earth alloy to hydrogenation process...