FR2061428A5 - - Google Patents

Info

Publication number
FR2061428A5
FR2061428A5 FR7033367A FR7033367A FR2061428A5 FR 2061428 A5 FR2061428 A5 FR 2061428A5 FR 7033367 A FR7033367 A FR 7033367A FR 7033367 A FR7033367 A FR 7033367A FR 2061428 A5 FR2061428 A5 FR 2061428A5
Authority
FR
France
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
Application number
FR7033367A
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.)
MOLYBDENUM CORP
Original Assignee
MOLYBDENUM 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 MOLYBDENUM CORP filed Critical MOLYBDENUM CORP
Application granted granted Critical
Publication of FR2061428A5 publication Critical patent/FR2061428A5/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00—Compounds of rare earth metals
    • C01F17/10—Preparation or treatment, e.g. separation or purification
    • C01F17/17—Preparation or treatment, e.g. separation or purification involving a liquid-liquid extraction

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
FR7033367A 1969-12-03 1970-09-15 Expired FR2061428A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88174269A 1969-12-03 1969-12-03

Publications (1)

Publication Number Publication Date
FR2061428A5 true FR2061428A5 (fr) 1971-06-18

Family

ID=25379110

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7033367A Expired FR2061428A5 (fr) 1969-12-03 1970-09-15

Country Status (4)

Country Link
US (1) US3647361A (fr)
DE (1) DE2053022A1 (fr)
ES (1) ES385052A1 (fr)
FR (1) FR2061428A5 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8002462A (nl) * 1980-04-26 1981-11-16 Stamicarbon Werkwijze voor het winnen van yttrium en lanthaniden uit natproces fosforzuur.
NL8006946A (nl) * 1980-12-20 1982-07-16 Stamicarbon Werkwijze voor het winnen van praktisch radiumvrij calciumsulfaat, yttrium en lanthaniden, alsmede calciumsulfaat, yttrium en lanthaniden verkregen volgens deze werkwijze.
FR2652076B1 (fr) * 1989-09-20 1992-03-20 Rhone Poulenc Chimie Procede de recuperation des valeurs de terres rares dans les gypses.
US5732367A (en) * 1990-03-16 1998-03-24 Sevenson Environmental Services, Inc. Reduction of leachability and solubility of radionuclides and radioactive substances in contaminated soils and materials
US6635796B2 (en) 1990-03-16 2003-10-21 Sevenson Environmental Services, Inc. Reduction of leachability and solubility of radionuclides and radioactive substances in contaminated soils and materials
US6562308B1 (en) 2000-11-15 2003-05-13 Agrium, Inc. Process for the recovery of phosphate from phosphate rock
US8815184B2 (en) 2010-08-16 2014-08-26 Chevron U.S.A. Inc. Process for separating and recovering metals
US8834725B2 (en) 2011-01-31 2014-09-16 Chevron U.S.A. Inc. Method for treating acid mine drainage
CN103184356B (zh) * 2011-12-28 2014-12-17 有研稀土新材料股份有限公司 一种稀土磷矿的处理方法和富集稀土的方法
US20130189170A1 (en) * 2012-01-19 2013-07-25 General Electric Company Method for recovering yttria from casting waste and slurry
JP6105053B2 (ja) * 2012-05-04 2017-03-29 ヴァーレ、ソシエダージ、アノニマＶａｌｅ Ｓ．Ａ． 希土類抽出のシステムおよび方法
RU2524966C2 (ru) * 2012-06-05 2014-08-10 Александр Васильевич Вальков Способ извлечения редкоземельных элементов из гидратно-фосфатных осадков переработки апатита
RU2651549C2 (ru) 2013-01-18 2018-04-20 Рэа Элемент Ресорсиз Лтд. Извлечение металлов из металлических соединений
RU2543160C2 (ru) 2013-03-18 2015-02-27 Открытое акционерное общество "Объединенная химическая компания "УРАЛХИМ" Способ сернокислотного разложения рзм-содержащего фосфатного сырья
US9334549B2 (en) 2013-12-20 2016-05-10 General Electric Company Systems and methods for recovery of rare-earth constituents from environmental barrier coatings
US9409185B2 (en) 2014-04-17 2016-08-09 General Electric Company Systems and methods for recovery of rare-earth constituents from environmental barrier coatings
WO2021016570A1 (fr) * 2019-07-24 2021-01-28 Ohio State Innovation Foundation Procédés de récupération d'éléments des terres rares
CN114921668B (zh) * 2022-06-30 2024-06-11 包头稀土研究院 降低稀土铁硼废料盐酸优溶铁渣中稀土含量的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1351489A (en) * 1918-05-29 1920-08-31 Lindsay Light Company Recovery of thorium
US2425573A (en) * 1940-11-28 1947-08-12 Soddy Frederick Separation of thorium and the rareearth group from minerals
US2860031A (en) * 1956-06-29 1958-11-11 Robert R Grinstead Process for utilizing organic orthophosphate extractants
US2849286A (en) * 1957-12-02 1958-08-26 Martin A Welt Method of processing monazite sand

Also Published As

Publication number Publication date
US3647361A (en) 1972-03-07
DE2053022A1 (de) 1971-06-09
ES385052A1 (es) 1973-03-16

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Legal Events

Date Code Title Description
ST Notification of lapse