OA03695A - Concentration de minerais phosphatés. - Google Patents

Concentration de minerais phosphatés.

Info

Publication number
OA03695A
OA03695A OA54198A OA54198A OA03695A OA 03695 A OA03695 A OA 03695A OA 54198 A OA54198 A OA 54198A OA 54198 A OA54198 A OA 54198A OA 03695 A OA03695 A OA 03695A
Authority
OA
OAPI
Prior art keywords
concentration
phosphate ores
ores
phosphate
Prior art date
Application number
OA54198A
Other languages
English (en)
Original Assignee
Pechiney
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 filed Critical Pechiney
Publication of OA03695A publication Critical patent/OA03695A/fr

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
    • C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
    • C22B60/02—Obtaining thorium, uranium, or other actinides
    • C22B60/0204—Obtaining thorium, uranium, or other actinides obtaining uranium
    • C22B60/0217—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes
    • C22B60/0252—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries
    • C22B60/026—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries liquid-liquid extraction with or without dissolution in organic solvents
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/46—Preparation involving solvent-solvent extraction
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
OA54198A 1970-03-18 1971-03-15 Concentration de minerais phosphatés. OA03695A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7009732A FR2082514A5 (en) 1970-03-18 1970-03-18 Concentration of phosphate minerals - by nitricc acid extraction

Publications (1)

Publication Number Publication Date
OA03695A true OA03695A (fr) 1971-12-24

Family

ID=9052472

Family Applications (1)

Application Number Title Priority Date Filing Date
OA54198A OA03695A (fr) 1970-03-18 1971-03-15 Concentration de minerais phosphatés.

Country Status (2)

Country Link
FR (1) FR2082514A5 (fr)
OA (1) OA03695A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2531697B1 (fr) * 1982-08-12 1985-06-28 Pechiney Ugine Kuhlmann Uran Procede de valorisation de l'uranium et des terres rares contenus dans de l'uf4 impur provenant de l'extraction de l'uranium de l'acide phosphorique

Also Published As

Publication number Publication date
FR2082514A5 (en) 1971-12-10

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