ZA201708106B - Rare earth metal and its purification method - Google Patents

Rare earth metal and its purification method

Info

Publication number
ZA201708106B
ZA201708106B ZA2017/08106A ZA201708106A ZA201708106B ZA 201708106 B ZA201708106 B ZA 201708106B ZA 2017/08106 A ZA2017/08106 A ZA 2017/08106A ZA 201708106 A ZA201708106 A ZA 201708106A ZA 201708106 B ZA201708106 B ZA 201708106B
Authority
ZA
South Africa
Prior art keywords
rare earth
earth metal
purification method
purification
rare
Prior art date
Application number
ZA2017/08106A
Inventor
Xiaowei Zhang
Ruiying Miao
Daogao Wu
Jiamin Zhong
Hongbo Yang
Yachong Li
Bingzheng Yang
Zhiqiang Wang
Dehong Chen
Original Assignee
Grirem Advanced Mat Co Ltd
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 Grirem Advanced Mat Co Ltd filed Critical Grirem Advanced Mat Co Ltd
Publication of ZA201708106B publication Critical patent/ZA201708106B/en

Links

Classifications

    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
ZA2017/08106A 2016-12-29 2017-11-29 Rare earth metal and its purification method ZA201708106B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611247017.2A CN108251664B (en) 2016-12-29 2016-12-29 Rare earth metal and method for purifying rare earth metal

Publications (1)

Publication Number Publication Date
ZA201708106B true ZA201708106B (en) 2021-06-30

Family

ID=62720762

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2017/08106A ZA201708106B (en) 2016-12-29 2017-11-29 Rare earth metal and its purification method

Country Status (4)

Country Link
JP (1) JP6602833B2 (en)
CN (1) CN108251664B (en)
MY (1) MY188745A (en)
ZA (1) ZA201708106B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110195164A (en) * 2019-06-28 2019-09-03 昆山祁御新材料科技有限公司 The device and method of high-purity scandium is prepared using thick scandium as raw material
CN112357894A (en) * 2020-11-17 2021-02-12 昆明理工大学 Crude tellurium crystallization purification method
CN115305365B (en) * 2021-05-08 2024-05-28 有研稀土新材料股份有限公司 Device and method for purifying rare earth metal by Czochralski method
CN115558994A (en) * 2022-09-15 2023-01-03 华中科技大学鄂州工业技术研究院 Method for purifying halide
CN116516193A (en) * 2023-04-28 2023-08-01 有研稀土新材料股份有限公司 Intermediate alloy containing rare earth and copper and preparation method thereof

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4888051A (en) * 1988-08-19 1989-12-19 Cominco Ltd. Method for the zone refining of gallium
RU2040599C1 (en) * 1990-08-31 1995-07-25 Ташкентский государственный технический университет Method for production of single crystals of rare-earth metal borides
JPH04128326A (en) * 1990-09-18 1992-04-28 Nikko Kyodo Co Ltd Method for purifying rare earth element and its alloy
CN1031650C (en) * 1991-10-30 1996-04-24 武汉工业大学 Magnetic levitation cooling technology for obtaining high-purity rare-earth metals
JPH06136461A (en) * 1992-10-26 1994-05-17 Showa Denko Kk Method for regenerating metal
JPH11241127A (en) * 1998-02-27 1999-09-07 Shin Etsu Chem Co Ltd Method for recovering alloy scrap containing rare earth metal
US9013009B2 (en) * 2011-01-21 2015-04-21 Jx Nippon Mining & Metals Corporation Method for producing high-purity lanthanum, high-purity lanthanum, sputtering target formed from high-purity lanthanum, and metal gate film having highy-purity lanthanum as main component
CN102168919B (en) * 2011-04-14 2012-10-03 张森 Induction cold crucible zone-refining equipment and method for preparing high-purity and hyperpure materials
JP6087117B2 (en) * 2012-11-28 2017-03-01 Ｊｘ金属株式会社 Manufacturing method of high purity neodymium, high purity neodymium, sputtering target manufactured using high purity neodymium, permanent magnet containing high purity neodymium as a component
JP6087186B2 (en) * 2013-03-27 2017-03-01 Ｊｘ金属株式会社 Manufacturing method of high purity neodymium, high purity neodymium, sputtering target made of high purity neodymium, and rare earth magnet containing high purity neodymium as a component
CN105331833B (en) * 2014-08-07 2017-08-22 有研稀土新材料股份有限公司 The purifying plant and method of a kind of high pure rare earth metals
CN104789991B (en) * 2015-05-13 2017-01-25 江西理工大学 Method and device for preparing high-purity rare earth metal through electrolytic refining and in-situ directional solidification

Also Published As

Publication number Publication date
JP2018109231A (en) 2018-07-12
JP6602833B2 (en) 2019-11-06
CN108251664B (en) 2021-05-04
CN108251664A (en) 2018-07-06
MY188745A (en) 2021-12-28

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