CN100449240C - 稀土类磁铁废屑的熔炼方法和熔炼装置以及稀土类磁铁废屑的一次熔炼合金 - Google Patents

稀土类磁铁废屑的熔炼方法和熔炼装置以及稀土类磁铁废屑的一次熔炼合金 Download PDF

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Publication number
CN100449240C
CN100449240C CNB998163597A CN99816359A CN100449240C CN 100449240 C CN100449240 C CN 100449240C CN B998163597 A CNB998163597 A CN B998163597A CN 99816359 A CN99816359 A CN 99816359A CN 100449240 C CN100449240 C CN 100449240C
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China
Prior art keywords
rare earth
earth element
scrap
element magnet
melting
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Expired - Fee Related
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CNB998163597A
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English (en)
Chinese (zh)
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CN1335925A (zh
Inventor
广濑洋一
乡龙夫
莲田干
河村伸彦
大泷笃
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Resonac Holdings Corp
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Showa Denko KK
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Publication date
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Publication of CN1335925A publication Critical patent/CN1335925A/zh
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    • 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
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • C22B9/22—Remelting metals with heating by wave energy or particle radiation
    • C22B9/226—Remelting metals with heating by wave energy or particle radiation by electric discharge, e.g. plasma
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc furnaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/24—Cooling arrangements
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Manufacture And Refinement Of Metals (AREA)
CNB998163597A 1998-12-25 1999-12-24 稀土类磁铁废屑的熔炼方法和熔炼装置以及稀土类磁铁废屑的一次熔炼合金 Expired - Fee Related CN100449240C (zh)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP370740/1998 1998-12-25
JP370740/98 1998-12-25
JP37074098 1998-12-25
JP1680599 1999-01-26
JP16805/99 1999-01-26
JP16805/1999 1999-01-26
US13715699P 1999-06-01 1999-06-01
US13715599P 1999-06-01 1999-06-01
US60/137,156 1999-06-01
US60/137,155 1999-06-01

Publications (2)

Publication Number Publication Date
CN1335925A CN1335925A (zh) 2002-02-13
CN100449240C true CN100449240C (zh) 2009-01-07

Family

ID=27456659

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB998163597A Expired - Fee Related CN100449240C (zh) 1998-12-25 1999-12-24 稀土类磁铁废屑的熔炼方法和熔炼装置以及稀土类磁铁废屑的一次熔炼合金

Country Status (3)

Country Link
JP (1) JP4263366B2 (fr)
CN (1) CN100449240C (fr)
WO (1) WO2000039514A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102492848B (zh) * 2011-12-22 2014-10-08 张森 一种用冷坩埚感应熔炼技术回收NdFeB废料的方法
CN104651612B (zh) * 2013-11-19 2017-06-20 荆门市格林美新材料有限公司 熔融稀土废料回收稀土的方法
DE102014206223A1 (de) 2014-04-01 2015-10-01 Fme Freiberger Metallrecycling Und Entwicklungsdienstleistungen Gmbh Verfahren zur Rückgewinnung Seltener Erden aus Seltene Erden-haltigen Zusammensetzungen
DE102014224015B4 (de) 2014-11-25 2019-07-04 Fme Freiberger Metallrecycling Und Entwicklungsdienstleistungen Gmbh Verfahren zur Rückgewinnung Seltener Erden aus Seltene Erden-haltigen Leuchtstoffen
CN108754163A (zh) * 2018-07-31 2018-11-06 邳州市尕星医药技术服务有限公司 一种从稀土废料中提取稀土金属的方法
CN108977674A (zh) * 2018-07-31 2018-12-11 邳州市尕星医药技术服务有限公司 一种从稀土电解废料中提取稀土氧化物的方法
KR102122428B1 (ko) * 2019-07-12 2020-06-19 주식회사 알인텍 주조 알니코 자석의 원재료 재생 방법 및 주조 알니코 자석의 제작 방법

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0533077A (ja) * 1991-07-26 1993-02-09 Tdk Corp Ｎｉ被覆希土類合金の再利用方法
WO1993020252A1 (fr) * 1992-03-31 1993-10-14 Mannesmann Ag Procede et dispositif pour traiter un materiau coulant
JPH06185879A (ja) * 1992-10-19 1994-07-08 Nippon Steel Corp 複式アーク炉設備の操業方法
JPH085247A (ja) * 1994-06-15 1996-01-12 Tsukishima Kikai Co Ltd プラズマ式溶融炉
JPH0831624A (ja) * 1994-07-15 1996-02-02 Sumikin Morikoopu Kk 希土類磁石スクラップの溶解方法
JPH0924326A (ja) * 1995-07-10 1997-01-28 Konica Corp 円筒状基材の塗布方法及び該装置
JPH0942850A (ja) * 1995-07-28 1997-02-14 Ishikawajima Harima Heavy Ind Co Ltd 直流アーク炉
JPH09257221A (ja) * 1996-03-22 1997-09-30 Takuma Co Ltd プラズマ溶融炉及び被溶融物の溶融方法
JPH1047861A (ja) * 1996-08-06 1998-02-20 Nisshin Steel Co Ltd 電気炉

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3377906B2 (ja) * 1996-03-11 2003-02-17 株式会社タクマ プラズマ溶融炉における溶融スラグの流動性低下防止方法

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0533077A (ja) * 1991-07-26 1993-02-09 Tdk Corp Ｎｉ被覆希土類合金の再利用方法
WO1993020252A1 (fr) * 1992-03-31 1993-10-14 Mannesmann Ag Procede et dispositif pour traiter un materiau coulant
JPH06185879A (ja) * 1992-10-19 1994-07-08 Nippon Steel Corp 複式アーク炉設備の操業方法
JPH085247A (ja) * 1994-06-15 1996-01-12 Tsukishima Kikai Co Ltd プラズマ式溶融炉
JPH0831624A (ja) * 1994-07-15 1996-02-02 Sumikin Morikoopu Kk 希土類磁石スクラップの溶解方法
JPH0924326A (ja) * 1995-07-10 1997-01-28 Konica Corp 円筒状基材の塗布方法及び該装置
JPH0942850A (ja) * 1995-07-28 1997-02-14 Ishikawajima Harima Heavy Ind Co Ltd 直流アーク炉
JPH09257221A (ja) * 1996-03-22 1997-09-30 Takuma Co Ltd プラズマ溶融炉及び被溶融物の溶融方法
JPH1047861A (ja) * 1996-08-06 1998-02-20 Nisshin Steel Co Ltd 電気炉

Also Published As

Publication number Publication date
CN1335925A (zh) 2002-02-13
JP4263366B2 (ja) 2009-05-13
WO2000039514A1 (fr) 2000-07-06
WO2000039514A9 (fr) 2001-10-04

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