BR8602954A - Processo de separacao de terras raras e do uranio de um concentrado de uf4 e de sua valorizacao - Google Patents

Processo de separacao de terras raras e do uranio de um concentrado de uf4 e de sua valorizacao

Info

Publication number
BR8602954A
BR8602954A BR8602954A BR8602954A BR8602954A BR 8602954 A BR8602954 A BR 8602954A BR 8602954 A BR8602954 A BR 8602954A BR 8602954 A BR8602954 A BR 8602954A BR 8602954 A BR8602954 A BR 8602954A
Authority
BR
Brazil
Prior art keywords
valuation
uranium
concentrate
separation
rare land
Prior art date
Application number
BR8602954A
Other languages
English (en)
Inventor
Antoine Floreancig
Bernard Martinez
Original Assignee
Pechiney Uranium
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 Pechiney Uranium filed Critical Pechiney Uranium
Publication of BR8602954A publication Critical patent/BR8602954A/pt

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
    • 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
    • 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
    • C01F17/20—Compounds containing only rare earth metals as the metal element
    • C01F17/206—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Analytical Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
BR8602954A 1985-06-27 1986-06-26 Processo de separacao de terras raras e do uranio de um concentrado de uf4 e de sua valorizacao BR8602954A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8510374A FR2584092B1 (fr) 1985-06-27 1985-06-27 Procede de separation des terres rares et de l'uranium d'un concentre d'uf4 et de leur valorisation

Publications (1)

Publication Number Publication Date
BR8602954A true BR8602954A (pt) 1987-02-17

Family

ID=9321038

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8602954A BR8602954A (pt) 1985-06-27 1986-06-26 Processo de separacao de terras raras e do uranio de um concentrado de uf4 e de sua valorizacao

Country Status (7)

Country Link
US (1) US4744960A (pt)
EP (1) EP0210934B1 (pt)
BR (1) BR8602954A (pt)
FR (1) FR2584092B1 (pt)
MA (1) MA20718A1 (pt)
OA (1) OA08362A (pt)
TN (1) TNSN86097A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2587037A1 (fr) * 1985-09-10 1987-03-13 Rhone Poulenc Spec Chim Procede de traitement de minerais de terres rares
FR2623792B1 (fr) * 1987-11-27 1991-02-15 Rhone Poulenc Chimie Procede de separation du thorium et des terres rares d'un concentre de fluorures de ces elements
US8367026B2 (en) * 2009-10-29 2013-02-05 Omotowa Bamidele A Method of producing sulfur tetrafluoride from uranium tetrafluoride

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR845666A (fr) * 1937-11-24 1939-08-30 Seri Holding Procédé d'extraction de bases d'éléments rares contenues dans des minerais ou des roches
US2815264A (en) * 1953-10-09 1957-12-03 George D Calkins Processing of monazite sand
US3659128A (en) * 1969-11-17 1972-04-25 Autotrol Corp Icemaker drive with overload release
US3937783A (en) * 1974-02-21 1976-02-10 Allied Chemical Corporation Recovery of fluorine, uranium and rare earth metal values from phosphoric acid by-product brine raffinate
FR2515630B1 (fr) * 1981-10-30 1985-10-04 Rhone Poulenc Spec Chim Procede d'extraction et de separation de l'uranium, du thorium et des terres rares par traitement de solutions aqueuses de chlorures de ces elements

Also Published As

Publication number Publication date
MA20718A1 (fr) 1986-12-31
FR2584092A1 (fr) 1987-01-02
US4744960A (en) 1988-05-17
OA08362A (fr) 1988-02-29
TNSN86097A1 (fr) 1990-01-01
EP0210934A1 (fr) 1987-02-04
EP0210934B1 (fr) 1989-10-18
FR2584092B1 (fr) 1987-10-23

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