IT939337B - Procedimento per la produzione di soluzioni di alluminato alcalino praticamete esenti da cromo - Google Patents

Procedimento per la produzione di soluzioni di alluminato alcalino praticamete esenti da cromo

Info

Publication number
IT939337B
IT939337B IT51884/71A IT5188471A IT939337B IT 939337 B IT939337 B IT 939337B IT 51884/71 A IT51884/71 A IT 51884/71A IT 5188471 A IT5188471 A IT 5188471A IT 939337 B IT939337 B IT 939337B
Authority
IT
Italy
Prior art keywords
chrome
procedure
production
practically free
aluminate solutions
Prior art date
Application number
IT51884/71A
Other languages
English (en)
Italian (it)
Inventor
A Lenz
O Bleh
Honigschmid Grossich Rudiger
Original Assignee
Dynamit Nobel Ag
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 Dynamit Nobel Ag filed Critical Dynamit Nobel Ag
Application granted granted Critical
Publication of IT939337B publication Critical patent/IT939337B/it

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
    • C01F7/04—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
    • C01F7/0613—Pretreatment of the minerals, e.g. grinding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B1/00—Conditioning for facilitating separation by altering physical properties of the matter to be treated

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
IT51884/71A 1970-07-27 1971-07-24 Procedimento per la produzione di soluzioni di alluminato alcalino praticamete esenti da cromo IT939337B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702037070 DE2037070A1 (de) 1970-07-27 1970-07-27 Verfahren zur Herstellung von praktisch chromfreien Alkalialuminatlösungen

Publications (1)

Publication Number Publication Date
IT939337B true IT939337B (it) 1973-02-10

Family

ID=5777946

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51884/71A IT939337B (it) 1970-07-27 1971-07-24 Procedimento per la produzione di soluzioni di alluminato alcalino praticamete esenti da cromo

Country Status (6)

Country Link
BE (1) BE770486A (Direct)
DE (1) DE2037070A1 (Direct)
FR (1) FR2099609B1 (Direct)
GB (1) GB1354540A (Direct)
IT (1) IT939337B (Direct)
NL (1) NL7110334A (Direct)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE61C (de) * 1877-07-05 R. KRAUSCHITZ zu Eichenbarleben bei Magdeburg Kombinirte Verdampf-Apparate und Filter für Rübensäfte

Also Published As

Publication number Publication date
GB1354540A (en) 1974-06-05
BE770486A (fr) 1971-12-01
DE2037070A1 (de) 1972-02-03
FR2099609B1 (Direct) 1975-04-18
NL7110334A (Direct) 1972-01-31
FR2099609A1 (Direct) 1972-03-17

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