ES2019629B3 - Reduccion metalotermica de cloruros de tierras raras. - Google Patents

Reduccion metalotermica de cloruros de tierras raras.

Info

Publication number
ES2019629B3
ES2019629B3 ES87301095T ES87301095T ES2019629B3 ES 2019629 B3 ES2019629 B3 ES 2019629B3 ES 87301095 T ES87301095 T ES 87301095T ES 87301095 T ES87301095 T ES 87301095T ES 2019629 B3 ES2019629 B3 ES 2019629B3
Authority
ES
Spain
Prior art keywords
rare earth
metal
calcium
bath
feedstock
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.)
Expired - Lifetime
Application number
ES87301095T
Other languages
English (en)
Spanish (es)
Inventor
Ram A Sharma
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.)
Motors Liquidation Co
Original Assignee
General Motors Corp
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 General Motors Corp filed Critical General Motors Corp
Application granted granted Critical
Publication of ES2019629B3 publication Critical patent/ES2019629B3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/04—Dry methods smelting of sulfides or formation of mattes by aluminium, other metals or silicon
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Preparation Of Fruits And Vegetables (AREA)
  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
ES87301095T 1986-03-18 1987-02-09 Reduccion metalotermica de cloruros de tierras raras. Expired - Lifetime ES2019629B3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/840,762 US4680055A (en) 1986-03-18 1986-03-18 Metallothermic reduction of rare earth chlorides

Publications (1)

Publication Number Publication Date
ES2019629B3 true ES2019629B3 (es) 1991-07-01

Family

ID=25283159

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87301095T Expired - Lifetime ES2019629B3 (es) 1986-03-18 1987-02-09 Reduccion metalotermica de cloruros de tierras raras.

Country Status (11)

Country Link
US (1) US4680055A (enExample)
EP (1) EP0238185B1 (enExample)
JP (1) JPS62227048A (enExample)
KR (1) KR910001356B1 (enExample)
CN (1) CN87102206A (enExample)
AT (1) ATE58920T1 (enExample)
AU (1) AU584494B2 (enExample)
BR (1) BR8701216A (enExample)
CA (1) CA1300896C (enExample)
DE (1) DE3766517D1 (enExample)
ES (1) ES2019629B3 (enExample)

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FR2595101A1 (fr) * 1986-02-28 1987-09-04 Rhone Poulenc Chimie Procede de preparation par lithiothermie de poudres metalliques
FR2607520B1 (fr) * 1986-11-27 1992-06-19 Comurhex Procede d'elaboration par metallothermie d'alliages purs a base de terres rares et de metaux de transition
JPH01138119A (ja) * 1987-11-24 1989-05-31 Mitsubishi Metal Corp 希土類電解スラグからサマリウムとユーロピウムを回収する方法
DE3817553A1 (de) * 1988-05-24 1989-11-30 Leybold Ag Verfahren zum herstellen von titan und zirkonium
US5314526A (en) * 1990-12-06 1994-05-24 General Motors Corporation Metallothermic reduction of rare earth fluorides
US5188711A (en) * 1991-04-17 1993-02-23 Eveready Battery Company, Inc. Electrolytic process for making alloys of rare earth and other metals
US6117208A (en) * 1998-04-23 2000-09-12 Sharma; Ram A. Molten salt process for producing titanium or zirconium powder
RU2181784C1 (ru) * 2001-04-18 2002-04-27 Закрытое акционерное общество "Росредмет" Металлотермический способ извлечения редкоземельных металлов из их фторидов для получения сплавов и шихта для этого
US7837961B2 (en) 2007-05-21 2010-11-23 Exploration Orbite Vspa Inc. Processes for extracting aluminum and iron from aluminous ores
US8282703B2 (en) * 2010-12-20 2012-10-09 General Electric Company Rare earth recovery from phosphor material and associated method
RU2588960C2 (ru) 2011-03-18 2016-07-10 Орбит Элюминэ Инк. Способы извлечения редкоземельных элементов из алюминийсодержащих материалов
EP2705169A4 (en) 2011-05-04 2015-04-15 Orbite Aluminae Inc METHOD FOR RECOVERING RARE ELEMENTS FROM DIFFERENT OTHERS
WO2012162817A1 (en) 2011-06-03 2012-12-06 Orbite Aluminae Inc. Methods for preparing hematite
CN102952948B (zh) * 2011-08-26 2016-03-30 格林美股份有限公司 荧光粉中稀土金属的分离提纯方法
CA2848751C (en) 2011-09-16 2020-04-21 Orbite Aluminae Inc. Processes for preparing alumina and various other products
WO2013103099A1 (ja) * 2012-01-06 2013-07-11 日立金属株式会社 希土類元素の分離回収方法
RU2016104423A (ru) 2012-01-10 2018-11-22 Орбит Текнолоджис Инк. Способы обработки красного шлама
AU2013203808B2 (en) 2012-03-29 2016-07-28 Aem Technologies Inc. Processes for treating fly ashes
BR112015000626A2 (pt) 2012-07-12 2017-06-27 Orbite Aluminae Inc processos para preparação de óxido de titânio e outros produtos variados
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
DE102012216647A1 (de) * 2012-09-18 2014-03-20 Siemens Aktiengesellschaft Verfahren zur Gewinnung mindestens eines Seltenerdmetallchlorids sowie eines Seltenerdmetalls
WO2014047728A1 (en) 2012-09-26 2014-04-03 Orbite Aluminae Inc. Processes for preparing alumina and magnesium chloride by hc1 leaching of various materials
JP5967210B2 (ja) * 2012-10-10 2016-08-10 日立金属株式会社 希土類元素の分離方法および分離装置
CN105189357A (zh) 2012-11-14 2015-12-23 奥佰特氧化铝有限公司 纯化铝离子的方法
CN103305876B (zh) * 2013-06-05 2015-08-12 哈尔滨工程大学 熔盐电解和还原萃取连用提取镨并制得铝锂镨合金的方法
CN103627915A (zh) * 2013-11-22 2014-03-12 四川省彭山宇力化工有限公司 钙化合物焙烧转化分解含氟稀土的方法
CN103691337A (zh) * 2013-12-12 2014-04-02 宁夏东方钽业股份有限公司 一种无水氯化镧与卤盐的混合盐制备方法
US10017867B2 (en) 2014-02-13 2018-07-10 Phinix, LLC Electrorefining of magnesium from scrap metal aluminum or magnesium alloys
CN104131183B (zh) * 2014-07-21 2016-08-31 东北大学 一种直接热还原连续制备金属铕的方法
US10245642B2 (en) * 2015-02-23 2019-04-02 Nanoscale Powders LLC Methods for producing metal powders
CN108517457B (zh) * 2018-05-15 2021-01-08 鞍钢股份有限公司 一种含稀土合金的制备方法
WO2019232276A1 (en) 2018-05-30 2019-12-05 Hela Novel Metals Llc Methods for the production of fine metal powders from metal compounds
US11788171B2 (en) 2020-03-19 2023-10-17 Battelle Energy Alliance, Llc Methods of recovering an elemental rare earth metal, and methods of forming a rare earth metal
CN115261620B (zh) * 2022-05-23 2024-04-26 中国恩菲工程技术有限公司 金属热还原制备金属钪的方法及金属钪的应用
CN116516208B (zh) * 2023-04-28 2025-08-29 福建省金龙稀土股份有限公司 通透多孔状稀土材料、多孔状稀土材料前驱体、制备方法
WO2025037328A1 (en) * 2023-08-11 2025-02-20 Indian Institute of Technology Kharagpur A method for synthesis of rare-earth oxychloride and production of rare-earth metal/alloy
CN118854092B (zh) * 2024-07-09 2025-09-26 东北大学 一种高纯稀土金属的短流程制备方法

Family Cites Families (21)

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US1682846A (en) * 1928-09-04 Electrolytic rectifier
GB190110867A (en) * 1901-05-25 1902-05-08 Charles Denton Manufacture of Thorium, Zirconium and Elements of the Ytterite Group
FR489155A (fr) * 1917-04-19 1918-12-28 Maurice Duburguet Préparation des métaux des terres rares
US1437984A (en) * 1920-12-21 1922-12-05 Westinghouse Lamp Co Preparation of rare metals
GB627286A (en) * 1943-12-11 1949-08-05 Henri George Process for producing rare earth metals
US3000726A (en) * 1945-11-14 1961-09-19 Frank H Speeding Production of metals
US2714554A (en) * 1953-03-27 1955-08-02 Frank H Spedding Method of producing gadolinium
US2852363A (en) * 1955-10-20 1958-09-16 Callery Chemical Co Preparation of alkali metals
US2950962A (en) * 1957-03-28 1960-08-30 Carlson Oscar Norman Reduction of fluoride to metal
US3014797A (en) * 1958-10-31 1961-12-26 Sueddeutsche Kalkstickstoff Preparation of pure metals of the rare earth metals, titanium, zirconium, and hafnium
US3265492A (en) * 1963-09-03 1966-08-09 Dow Chemical Co Method of utilizing electrolytic cell sludge by recovering calcium metal thereform
US3625779A (en) * 1969-08-21 1971-12-07 Gen Electric Reduction-fusion process for the production of rare earth intermetallic compounds
US3748193A (en) * 1971-08-16 1973-07-24 Gen Electric Rare earth intermetallic compounds by a calcium hydride reduction diffusion process
US3883346A (en) * 1973-03-28 1975-05-13 Gen Electric Nickel-lanthanum alloy produced by a reduction-diffusion process
US3928089A (en) * 1973-04-19 1975-12-23 Gen Electric Rare earth intermetallic compounds produced by a reduction-diffusion process
AT329884B (de) * 1973-07-19 1976-06-10 Treibacher Chemische Werke Ag Verfahren zur herstellung von lanthan-, cer-,praseodym- und neodym-metall und -legierungen derselben sowie von mischmetallen
US4496395A (en) * 1981-06-16 1985-01-29 General Motors Corporation High coercivity rare earth-iron magnets
FR2548687B1 (fr) * 1983-07-05 1989-12-01 Rhone Poulenc Spec Chim Alliages de neodyme et leur procede de fabrication
DE3564451D1 (en) * 1984-07-03 1988-09-22 Gen Motors Corp Metallothermic reduction of rare earth oxides with calcium metal
US4578242A (en) * 1984-07-03 1986-03-25 General Motors Corporation Metallothermic reduction of rare earth oxides
JPS61157646A (ja) * 1984-12-29 1986-07-17 Showa Denko Kk 希土類合金の製造方法

Also Published As

Publication number Publication date
EP0238185A1 (en) 1987-09-23
BR8701216A (pt) 1987-12-29
CN87102206A (zh) 1987-10-14
AU6900887A (en) 1987-10-01
ATE58920T1 (de) 1990-12-15
EP0238185B1 (en) 1990-12-05
US4680055A (en) 1987-07-14
KR910001356B1 (ko) 1991-03-04
CA1300896C (en) 1992-05-19
KR870009040A (ko) 1987-10-22
JPH0259851B2 (enExample) 1990-12-13
JPS62227048A (ja) 1987-10-06
DE3766517D1 (de) 1991-01-17
AU584494B2 (en) 1989-05-25

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