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AU2002361127A1 - Method for recycling rare earth element magnet scrap and bonded magnet resulting therefrom - Google Patents

Method for recycling rare earth element magnet scrap and bonded magnet resulting therefrom

Info

Publication number
AU2002361127A1
AU2002361127A1 AU2002361127A AU2002361127A AU2002361127A1 AU 2002361127 A1 AU2002361127 A1 AU 2002361127A1 AU 2002361127 A AU2002361127 A AU 2002361127A AU 2002361127 A AU2002361127 A AU 2002361127A AU 2002361127 A1 AU2002361127 A1 AU 2002361127A1
Authority
AU
Australia
Prior art keywords
rare earth
earth element
resulting therefrom
magnet
scrap
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU2002361127A
Inventor
Masahiro Itoh
Ken-Ichi Machida
Shunji Suzuki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Osaka Industrial Promotion Organization
Original Assignee
Osaka Industrial Promotion Organization
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Osaka Industrial Promotion Organization filed Critical Osaka Industrial Promotion Organization
Publication of AU2002361127A1 publication Critical patent/AU2002361127A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F8/00—Manufacture of articles from scrap or waste metal particles
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B59/00—Obtaining rare earth metals
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/001—Dry processes
    • C22B7/003—Dry processes only remelting, e.g. of chips, borings, turnings; apparatus used therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Continuous Casting (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
AU2002361127A 2001-12-27 2002-12-26 Method for recycling rare earth element magnet scrap and bonded magnet resulting therefrom Abandoned AU2002361127A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001-398197 2001-12-27
JP2001398197A JP2005302745A (en) 2001-12-27 2001-12-27 Rare earth bonded magnet powder manufacturing method and bonded magnet manufacturing method using the same
PCT/JP2002/013620 WO2003056582A1 (en) 2001-12-27 2002-12-26 Method for recycling rare earth element magnet scrap and bonded magnet resulting therefrom

Publications (1)

Publication Number Publication Date
AU2002361127A1 true AU2002361127A1 (en) 2003-07-15

Family

ID=19189291

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002361127A Abandoned AU2002361127A1 (en) 2001-12-27 2002-12-26 Method for recycling rare earth element magnet scrap and bonded magnet resulting therefrom

Country Status (3)

Country Link
JP (1) JP2005302745A (en)
AU (1) AU2002361127A1 (en)
WO (1) WO2003056582A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008305835A (en) * 2007-06-05 2008-12-18 Yaskawa Electric Corp Magnet powder, manufacturing method thereof, and bonded magnet using the magnet powder
JP2013060643A (en) * 2011-09-14 2013-04-04 Mitsubishi Electric Corp Method for recycling rare earth magnet, method for producing recycling raw material, and production device for recycling the raw material
KR20130030896A (en) * 2011-09-20 2013-03-28 현대자동차주식회사 Manufacturing method for bonded magnet
JP6076102B2 (en) * 2013-01-22 2017-02-08 株式会社ダイドー電子 Recycling method of scrap magnet
AU2014281646A1 (en) 2013-06-17 2016-02-11 Urban Mining Technology Company, Llc Magnet recycling to create Nd-Fe-B magnets with improved or restored magnetic performance
US9336932B1 (en) 2014-08-15 2016-05-10 Urban Mining Company Grain boundary engineering
DE102015122818A1 (en) * 2015-12-23 2017-06-29 Hydro Aluminium Rolled Products Gmbh Method and device for the recycling of metal scrap
DE102016216355A1 (en) 2016-08-30 2018-03-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Process for recycling permanent magnets by melting and rapid solidification
CN108097901B (en) * 2017-12-28 2020-03-06 廊坊京磁精密材料有限公司 Method for improving alloy yield in strip throwing process
CN118588432A (en) * 2018-06-18 2024-09-03 Abb瑞士股份有限公司 Method for producing magnetic powder
JP7681447B2 (en) * 2021-07-09 2025-05-22 信越化学工業株式会社 Recycling method for rare earth sintered magnets

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001355050A (en) * 2001-06-29 2001-12-25 Sumitomo Special Metals Co Ltd RTBC rare earth magnetic powder and bonded magnet

Also Published As

Publication number Publication date
WO2003056582A1 (en) 2003-07-10
JP2005302745A (en) 2005-10-27

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase