KR20230031298A - 강자성 합금으로부터 희토류 금속 회수 - Google Patents

강자성 합금으로부터 희토류 금속 회수 Download PDF

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Publication number
KR20230031298A
KR20230031298A KR1020237001823A KR20237001823A KR20230031298A KR 20230031298 A KR20230031298 A KR 20230031298A KR 1020237001823 A KR1020237001823 A KR 1020237001823A KR 20237001823 A KR20237001823 A KR 20237001823A KR 20230031298 A KR20230031298 A KR 20230031298A
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South Korea
Prior art keywords
rare earth
earth metal
volatile
iron
ferromagnetic alloy
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KR1020237001823A
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English (en)
Korean (ko)
Inventor
이고르 루보미르스키
발레리 카플란
Original Assignee
예다 리서치 앤드 디벨럽먼트 캄파니 리미티드
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Priority claimed from PCT/IL2021/050811 external-priority patent/WO2022003694A1/en
Publication of KR20230031298A publication Critical patent/KR20230031298A/ko
Ceased legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
    • C25C1/22—Electrolytic production, recovery or refining of metals by electrolysis of solutions of metals not provided for in groups C25C1/02 - C25C1/20
    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/005—Preliminary treatment of scrap
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/44—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
    • 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
    • C22B7/006—Wet processes
    • C22B7/008—Wet processes by an alkaline or ammoniacal leaching
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/02—Hydrogen or oxygen
    • C25B1/04—Hydrogen or oxygen by electrolysis of water
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B15/00—Operating or servicing cells
    • C25B15/02—Process control or regulation
    • C25B15/021—Process control or regulation of heating or cooling
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
    • C25C1/06—Electrolytic production, recovery or refining of metals by electrolysis of solutions or iron group metals, refractory metals or manganese
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
    • C25C1/24—Alloys obtained by cathodic reduction of all their ions
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/34—Electrolytic production, recovery or refining of metals by electrolysis of melts of metals not provided for in groups C25C3/02 - C25C3/32
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C5/00—Electrolytic production, recovery or refining of metal powders or porous metal masses
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
    • C25C7/005—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells of cells for the electrolysis of melts
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
    • C25C7/02—Electrodes; Connections thereof
    • C25C7/025—Electrodes; Connections thereof used in cells for the electrolysis of melts
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
    • 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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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Hard Magnetic Materials (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Electrolytic Production Of Metals (AREA)
KR1020237001823A 2020-07-01 2021-07-01 강자성 합금으로부터 희토류 금속 회수 Ceased KR20230031298A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063046727P 2020-07-01 2020-07-01
US63/046,727 2020-07-01
PCT/IL2021/050811 WO2022003694A1 (en) 2020-07-01 2021-07-01 Recovery of rare earth metals from ferromagnetic alloys

Publications (1)

Publication Number Publication Date
KR20230031298A true KR20230031298A (ko) 2023-03-07

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KR1020237001823A Ceased KR20230031298A (ko) 2020-07-01 2021-07-01 강자성 합금으로부터 희토류 금속 회수

Country Status (12)

Country Link
US (1) US20220002890A1 (https=)
EP (1) EP4176094B1 (https=)
JP (1) JP2023533386A (https=)
KR (1) KR20230031298A (https=)
CN (1) CN115768909A (https=)
AU (1) AU2021301442B9 (https=)
CA (1) CA3188559A1 (https=)
IL (1) IL299519B1 (https=)
MX (1) MX2022016256A (https=)
PH (1) PH12022553600A1 (https=)
SI (1) SI4176094T1 (https=)
ZA (1) ZA202300168B (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115433843A (zh) * 2022-08-27 2022-12-06 萍乡泽昊新材料有限责任公司 一种稀土杂质分离方法
US12357945B2 (en) 2022-09-09 2025-07-15 Phoenix Tailings, Inc. Systems and methods for recovery of substances from molten salt electrolysis
US20250109460A1 (en) * 2023-09-29 2025-04-03 University Of Utah Research Foundation Production of Neodymium and Other Rare Earth Metals Using Hydrogen Augmented Magnesium Alloy

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2664086A1 (fr) * 1990-07-02 1992-01-03 Centre Nat Rech Scient Procede perfectionne pour l'optimisation des proprietes magnetiques de materiaux magnetiques pulverulents et produits ainsi obtenus.
JPH04329804A (ja) * 1991-04-26 1992-11-18 Tdk Corp 希土類合金粉末の製造方法
JP2000144275A (ja) * 1998-11-10 2000-05-26 Agency Of Ind Science & Technol 希土類元素の回収方法
JP2001026426A (ja) * 1999-07-14 2001-01-30 Kawasaki Steel Corp 焙焼炉への塩化鉄水溶液の供給方法及び供給装置
JP3684381B2 (ja) * 1999-11-26 2005-08-17 独立行政法人産業技術総合研究所 酸化鉄含有金属塩化物の製造方法
JP2003073754A (ja) * 2001-08-30 2003-03-12 Tetsuya Uda 希土類元素の回収方法
CN101767200B (zh) * 2010-01-05 2012-05-09 北京科技大学 一种微细球形Nd-Fe-B粉的制备方法
GB2486175A (en) * 2010-12-02 2012-06-13 Univ Birmingham Separating rare earth magnetic materials from electronic devices
RU2595178C2 (ru) * 2012-03-19 2016-08-20 Орбит Текнолоджиз Инк. Способ извлечения редкоземельных элементов и редких металлов
JP2015531827A (ja) * 2012-08-17 2015-11-05 イェルンコントレットＪｅｒｎｋｏｎｔｏｒｅｔ 希土類金属の回収
JP2016056393A (ja) * 2014-09-05 2016-04-21 株式会社東芝 希土類含有合金のリサイクル装置及び方法
US20160068929A1 (en) * 2014-09-08 2016-03-10 Patrick R. Taylor EXTRACTION OF RARE EARTH METALS FROM NdFeB USING SELECTIVE SULFATION ROASTING
EP3375895A1 (en) * 2017-03-15 2018-09-19 Fundación Tecnalia Research & Innovation Extraction of rare earth elements with deep eutectic solvents
IL254209A0 (en) * 2017-08-29 2017-10-31 Yissum Res Dev Co Of Hebrew Univ Jerusalem Ltd Magnetic separation of chiral substances
FR3070985B1 (fr) * 2017-09-14 2021-12-24 Univ Claude Bernard Lyon Procede d'extraction selective de metaux par mecanosynthese et lixiviation
CN110093505A (zh) * 2018-01-28 2019-08-06 蒋盼盼 一种熔融稀土废料回收稀土的方法
IL258252A (en) * 2018-03-20 2018-06-28 Technion Res & Development Found Ltd System and method for generation of gases

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Publication number Publication date
IL299519A (en) 2023-02-01
MX2022016256A (es) 2023-05-17
CA3188559A1 (en) 2022-01-06
AU2021301442B2 (en) 2023-12-14
US20220002890A1 (en) 2022-01-06
EP4176094B1 (en) 2025-02-12
ZA202300168B (en) 2024-08-28
EP4176094A1 (en) 2023-05-10
AU2021301442B9 (en) 2024-02-15
CN115768909A (zh) 2023-03-07
JP2023533386A (ja) 2023-08-02
IL299519B1 (en) 2026-03-01
BR112022026942A2 (pt) 2023-01-24
SI4176094T1 (sl) 2025-06-30
AU2021301442A1 (en) 2023-02-16
PH12022553600A1 (en) 2024-05-06

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