IT7847966A0 - PROCESS FOR TREATING RED SLUDGE - Google Patents

PROCESS FOR TREATING RED SLUDGE

Info

Publication number
IT7847966A0
IT7847966A0 IT7847966A IT4796678A IT7847966A0 IT 7847966 A0 IT7847966 A0 IT 7847966A0 IT 7847966 A IT7847966 A IT 7847966A IT 4796678 A IT4796678 A IT 4796678A IT 7847966 A0 IT7847966 A0 IT 7847966A0
Authority
IT
Italy
Prior art keywords
treating red
red sludge
sludge
treating
red
Prior art date
Application number
IT7847966A
Other languages
Italian (it)
Original Assignee
Nalco Chemical Company Soc Del
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 Nalco Chemical Company Soc Del filed Critical Nalco Chemical Company Soc Del
Publication of IT7847966A0 publication Critical patent/IT7847966A0/en

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
    • C01F7/066—Treatment of the separated residue

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Treatment Of Sludge (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
IT7847966A 1977-06-22 1978-02-08 PROCESS FOR TREATING RED SLUDGE IT7847966A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80877077A 1977-06-22 1977-06-22

Publications (1)

Publication Number Publication Date
IT7847966A0 true IT7847966A0 (en) 1978-02-08

Family

ID=25199686

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7847966A IT7847966A0 (en) 1977-06-22 1978-02-08 PROCESS FOR TREATING RED SLUDGE

Country Status (5)

Country Link
BE (1) BE868927A (en)
FR (1) FR2430792A1 (en)
GB (1) GB2024182B (en)
IT (1) IT7847966A0 (en)
NL (1) NL7807598A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2708587B1 (en) * 1993-07-29 1995-09-01 Snf Sa Process for thinning aqueous suspensions of red mud in the manufacture of alumina by the Bayer technique.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2279964A1 (en) * 1974-07-26 1976-02-20 Aquitaine Petrole Improving flow of aqs liq in contact with a wall - by adding a hydrophilic modified acrylic polymer
US3997492A (en) * 1975-01-22 1976-12-14 Nalco Chemical Company High HLB latex polymers

Also Published As

Publication number Publication date
NL7807598A (en) 1980-01-16
GB2024182B (en) 1982-08-11
FR2430792B1 (en) 1981-12-31
GB2024182A (en) 1980-01-09
FR2430792A1 (en) 1980-02-08
BE868927A (en) 1979-01-12

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