BE870886A - Procede de purification de solutions contenant des carbonate, sulfate, eventuellement hydroxyde de sodium ou potassium ainsi que l'un au moins des metaux, vanadium uranium, molybdene - Google Patents

Procede de purification de solutions contenant des carbonate, sulfate, eventuellement hydroxyde de sodium ou potassium ainsi que l'un au moins des metaux, vanadium uranium, molybdene

Info

Publication number
BE870886A
BE870886A BE190804A BE190804A BE870886A BE 870886 A BE870886 A BE 870886A BE 190804 A BE190804 A BE 190804A BE 190804 A BE190804 A BE 190804A BE 870886 A BE870886 A BE 870886A
Authority
BE
Belgium
Prior art keywords
molybdene
uranium
vanadium
sulphate
metals
Prior art date
Application number
BE190804A
Other languages
English (en)
Original Assignee
Pechiney Aluminium
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 Aluminium filed Critical Pechiney Aluminium
Publication of BE870886A publication Critical patent/BE870886A/fr

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
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
    • C01F7/47—Purification of aluminium oxide, aluminium hydroxide or aluminates of aluminates, e.g. removal of compounds of Si, Fe, Ga or of organic compounds from Bayer process liquors
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/28—Purification; Separation
    • C01D1/32—Purification; Separation by absorption or precipitation
    • 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
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
    • C01F7/47—Purification of aluminium oxide, aluminium hydroxide or aluminates of aluminates, e.g. removal of compounds of Si, Fe, Ga or of organic compounds from Bayer process liquors
    • C01F7/473—Removal of organic compounds, e.g. sodium oxalate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
BE190804A 1977-09-30 1978-09-29 Procede de purification de solutions contenant des carbonate, sulfate, eventuellement hydroxyde de sodium ou potassium ainsi que l'un au moins des metaux, vanadium uranium, molybdene BE870886A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7730176A FR2404601A1 (fr) 1977-09-30 1977-09-30 Procede de purification de solutions contenant des carbonates et sulfates de sodium, eventuellement de la soude, ainsi que l'un des metaux suivants : vanadium, uranium, molybdene

Publications (1)

Publication Number Publication Date
BE870886A true BE870886A (fr) 1979-03-29

Family

ID=9196208

Family Applications (1)

Application Number Title Priority Date Filing Date
BE190804A BE870886A (fr) 1977-09-30 1978-09-29 Procede de purification de solutions contenant des carbonate, sulfate, eventuellement hydroxyde de sodium ou potassium ainsi que l'un au moins des metaux, vanadium uranium, molybdene

Country Status (3)

Country Link
BE (1) BE870886A (fr)
FR (1) FR2404601A1 (fr)
ZA (1) ZA785511B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4485075A (en) * 1981-04-15 1984-11-27 Uranium Pechiney Ugine Kuhlmann Process for the extraction of arsenic from aqueous solutions containing alkali metal carbonate, sulfate and hydroxide or hydrogen carbonate and at least on metal including vanadium, uranium and molybdenum
US4495159A (en) * 1981-07-29 1985-01-22 Uranium Pechiney Ugine Kuhlmann Extraction of arsenic in solution in liquors containing alkali metal carbonate, sulphate and possibly hydroxide, and at least one of the metals vanadium, uranium and molybdenum
US4432947A (en) * 1981-07-31 1984-02-21 Uranium Pechiney Ugine Kuhlmann Process for obtaining molybdenum as a useful product from molybdeniferous solutions containing alkali metal carbonate, sulphate, hydroxide or hydrogen carbonate and possibly uranium

Also Published As

Publication number Publication date
ZA785511B (en) 1979-11-28
FR2404601B1 (fr) 1980-04-04
FR2404601A1 (fr) 1979-04-27

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ALUMINIUM PECHINEY

Effective date: 19840929