IT1136991B - Procedimento di puricazione di soluzioni contenenti carbonato e solfato alcalini,eventualmente dell'idrossido alcalino cosi' come uno almeno dei metalli vanadio,uranio e molibdeno - Google Patents

Procedimento di puricazione di soluzioni contenenti carbonato e solfato alcalini,eventualmente dell'idrossido alcalino cosi' come uno almeno dei metalli vanadio,uranio e molibdeno

Info

Publication number
IT1136991B
IT1136991B IT8120880A IT2088081A IT1136991B IT 1136991 B IT1136991 B IT 1136991B IT 8120880 A IT8120880 A IT 8120880A IT 2088081 A IT2088081 A IT 2088081A IT 1136991 B IT1136991 B IT 1136991B
Authority
IT
Italy
Prior art keywords
uranium
vanadium
sulphate
possibly
well
Prior art date
Application number
IT8120880A
Other languages
English (en)
Other versions
IT8120880A0 (it
Inventor
Pierre Maurel
Francois Nicolas
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
Priority claimed from FR8007878A external-priority patent/FR2479792A2/fr
Application filed by Pechiney Aluminium filed Critical Pechiney Aluminium
Publication of IT8120880A0 publication Critical patent/IT8120880A0/it
Application granted granted Critical
Publication of IT1136991B publication Critical patent/IT1136991B/it

Links

Classifications

    • 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
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/44—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
    • 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)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
IT8120880A 1980-04-02 1981-04-01 Procedimento di puricazione di soluzioni contenenti carbonato e solfato alcalini,eventualmente dell'idrossido alcalino cosi' come uno almeno dei metalli vanadio,uranio e molibdeno IT1136991B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8007878A FR2479792A2 (fr) 1977-09-30 1980-04-02 Procede de purification de solutions contenant des carbonate et sulfate alcalins, eventuellement de l'hydroxyde alcalin ainsi que l'un au moins des metaux, vanadium, uranium et molybdene

Publications (2)

Publication Number Publication Date
IT8120880A0 IT8120880A0 (it) 1981-04-01
IT1136991B true IT1136991B (it) 1986-09-03

Family

ID=9240641

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8120880A IT1136991B (it) 1980-04-02 1981-04-01 Procedimento di puricazione di soluzioni contenenti carbonato e solfato alcalini,eventualmente dell'idrossido alcalino cosi' come uno almeno dei metalli vanadio,uranio e molibdeno

Country Status (7)

Country Link
US (1) US4423009A (it)
BR (1) BR8191970A (it)
CA (1) CA1162720A (it)
DZ (1) DZ282A1 (it)
IT (1) IT1136991B (it)
SE (1) SE8102090L (it)
ZA (1) ZA812220B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2562313B1 (fr) * 1984-04-03 1989-04-07 Cogema Procede de decontamination en uranium et en radium de solutions uraniferes acides par addition d'un sel d'aluminium
EP0542926B1 (en) * 1990-08-07 1995-02-15 Pfizer Inc. Use of interfacially-polymerized membranes in delivery devices
AU2003254392B9 (en) * 2002-11-05 2008-09-11 Macquarie Capital Group Limited Process and apparatus for the treatment of saline water
WO2004041731A1 (en) * 2002-11-05 2004-05-21 Geo-Processors Pty Limited Process and apparatus for the treatment of saline water
CN115536194B (zh) * 2022-09-01 2024-06-28 焦峰 一种共氧化法生产环氧丙烷所产生废水的回收处理方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2949339A (en) * 1957-06-18 1960-08-16 A E Butterfield Method for the recovery of uranium, selenium and molybdenum
US3151932A (en) * 1961-12-08 1964-10-06 Phillips Petroleum Co Recovery of uranium and vanadium values
FR2380228A1 (fr) * 1977-02-09 1978-09-08 Cogema Procede de traitement de liqueurs alcalines contenant des ions sulfate
FR2460277A1 (fr) * 1979-07-04 1981-01-23 Cogema Perfectionnements aux procedes de traitement de liqueurs provenant de l'attaque alcaline de minerais uraniferes

Also Published As

Publication number Publication date
IT8120880A0 (it) 1981-04-01
DZ282A1 (fr) 2004-09-13
CA1162720A (fr) 1984-02-28
ZA812220B (en) 1982-04-28
SE8102090L (sv) 1981-10-03
US4423009A (en) 1983-12-27
BR8191970A (pt) 1981-10-06

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