OA03633A - Procédé d'éxtraction du thorium et des autres métaux de la série des terres rares. - Google Patents

Procédé d'éxtraction du thorium et des autres métaux de la série des terres rares.

Info

Publication number
OA03633A
OA03633A OA53230A OA53230A OA03633A OA 03633 A OA03633 A OA 03633A OA 53230 A OA53230 A OA 53230A OA 53230 A OA53230 A OA 53230A OA 03633 A OA03633 A OA 03633A
Authority
OA
OAPI
Prior art keywords
thorium
metals
extraction
rare earth
earth series
Prior art date
Application number
OA53230A
Other languages
English (en)
French (fr)
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of OA03633A publication Critical patent/OA03633A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B59/00Obtaining rare earth metals
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F15/00Compounds of thorium
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00Compounds of rare earth metals
    • C01F17/10Preparation or treatment, e.g. separation or purification
    • C01F17/17Preparation or treatment, e.g. separation or purification involving a liquid-liquid extraction
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00Compounds of rare earth metals
    • C01F17/20Compounds containing only rare earth metals as the metal element
    • C01F17/206Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B60/00Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
    • C22B60/02Obtaining thorium, uranium, or other actinides
    • C22B60/0291Obtaining thorium, uranium, or other actinides obtaining thorium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
OA53230A 1968-03-21 1969-03-25 Procédé d'éxtraction du thorium et des autres métaux de la série des terres rares. OA03633A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL6804015A NL6804015A (enrdf_load_stackoverflow) 1968-03-21 1968-03-21
AU35412/68A AU3541268A (en) 1968-03-21 1968-03-22 A process for extracting thorium and rare earths
FR145304 1968-03-25

Publications (1)

Publication Number Publication Date
OA03633A true OA03633A (fr) 1971-12-24

Family

ID=27153667

Family Applications (1)

Application Number Title Priority Date Filing Date
OA53230A OA03633A (fr) 1968-03-21 1969-03-25 Procédé d'éxtraction du thorium et des autres métaux de la série des terres rares.

Country Status (4)

Country Link
AU (1) AU3541268A (enrdf_load_stackoverflow)
FR (1) FR1566623A (enrdf_load_stackoverflow)
NL (1) NL6804015A (enrdf_load_stackoverflow)
OA (1) OA03633A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1139956A (en) * 1978-10-10 1983-01-25 Mark A. Rose Process for extracting uranium from crude phosphoric acids
FR2562059B1 (fr) * 1984-04-02 1989-12-01 Rhone Poulenc Spec Chim Procede de separation des terres rares par extraction liquide-liquide
FR2678644A1 (fr) * 1991-07-02 1993-01-08 Rhone Poulenc Chimie Procede de recuperation globale du thorium et des terres rares en milieu nitrate.

Also Published As

Publication number Publication date
AU3541268A (en) 1969-09-25
FR1566623A (enrdf_load_stackoverflow) 1969-05-09
NL6804015A (enrdf_load_stackoverflow) 1969-09-23

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