BR9611355A - Process for increasing the efficiency of separating solids / liquids in alumina bayer streams by centrifugation - Google Patents

Process for increasing the efficiency of separating solids / liquids in alumina bayer streams by centrifugation

Info

Publication number
BR9611355A
BR9611355A BR9611355A BR9611355A BR9611355A BR 9611355 A BR9611355 A BR 9611355A BR 9611355 A BR9611355 A BR 9611355A BR 9611355 A BR9611355 A BR 9611355A BR 9611355 A BR9611355 A BR 9611355A
Authority
BR
Brazil
Prior art keywords
centrifugation
streams
liquids
increasing
efficiency
Prior art date
Application number
BR9611355A
Other languages
Portuguese (pt)
Inventor
Greg Flieg
Original Assignee
Cytec Tech Corp
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 Cytec Tech Corp filed Critical Cytec Tech Corp
Publication of BR9611355A publication Critical patent/BR9611355A/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
    • C01F7/0646—Separation of the insoluble residue, e.g. of red mud
    • C01F7/0653—Separation of the insoluble residue, e.g. of red mud characterised by the flocculant added to the slurry
BR9611355A 1995-11-07 1996-10-29 Process for increasing the efficiency of separating solids / liquids in alumina bayer streams by centrifugation BR9611355A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US630095P 1995-11-07 1995-11-07
PCT/US1996/017247 WO1997017292A1 (en) 1995-11-07 1996-10-29 Concentration of solids in the bayer process

Publications (1)

Publication Number Publication Date
BR9611355A true BR9611355A (en) 1999-03-30

Family

ID=21720235

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9611355A BR9611355A (en) 1995-11-07 1996-10-29 Process for increasing the efficiency of separating solids / liquids in alumina bayer streams by centrifugation

Country Status (5)

Country Link
EP (1) EP0859744A1 (en)
CN (1) CN1201439A (en)
AU (1) AU712311B2 (en)
BR (1) BR9611355A (en)
WO (1) WO1997017292A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5522897B2 (en) 2005-02-25 2014-06-18 サイテク・テクノロジー・コーポレーシヨン Hydroxamated polymer water-in-oil-in-water emulsions and methods for using them
WO2013152796A1 (en) * 2012-04-12 2013-10-17 Krsys Gmbh Method and device for obtaining valuable substances from a bauxite residue

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR924112A (en) * 1946-02-27 1947-07-28 Alais & Froges & Camarque Cie Improvement in the manufacture of alumina by the bayer process
US4767540A (en) * 1987-02-11 1988-08-30 American Cyanamid Company Polymers containing hydroxamic acid groups for reduction of suspended solids in bayer process streams
CA1330865C (en) * 1989-01-31 1994-07-26 George Dennison Fulford Process for producing alumina from bauxite
DK0514648T4 (en) * 1991-05-23 2000-12-04 Cytec Tech Corp Microdispersions of hydroxamated polymers

Also Published As

Publication number Publication date
EP0859744A1 (en) 1998-08-26
AU712311B2 (en) 1999-11-04
AU7479896A (en) 1997-05-29
CN1201439A (en) 1998-12-09
WO1997017292A1 (en) 1997-05-15

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Legal Events

Date Code Title Description
EG Technical examination (opinion): publication of technical examination (opinion)
FC Decision: refusal