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CA2105333A1 - Additif trihydrate de clarification pour le procede bayer - Google Patents

Additif trihydrate de clarification pour le procede bayer

Info

Publication number
CA2105333A1
CA2105333A1 CA002105333A CA2105333A CA2105333A1 CA 2105333 A1 CA2105333 A1 CA 2105333A1 CA 002105333 A CA002105333 A CA 002105333A CA 2105333 A CA2105333 A CA 2105333A CA 2105333 A1 CA2105333 A1 CA 2105333A1
Authority
CA
Canada
Prior art keywords
alumina trihydrate
slurry
polymer
mer units
hydroxamated polymer
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA002105333A
Other languages
English (en)
Inventor
Robert P. Mahoney
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ChampionX LLC
Original Assignee
Nalco Chemical Co
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 Co filed Critical Nalco Chemical Co
Publication of CA2105333A1 publication Critical patent/CA2105333A1/fr
Abandoned legal-status Critical Current

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
    • C01F7/14—Aluminium oxide or hydroxide from alkali metal aluminates
    • C01F7/144—Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process
    • C01F7/148—Separation of the obtained hydroxide, e.g. by filtration or dewatering

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
CA002105333A 1992-09-14 1993-09-01 Additif trihydrate de clarification pour le procede bayer Abandoned CA2105333A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US94429092A 1992-09-14 1992-09-14
US07/944,290 1992-09-14

Publications (1)

Publication Number Publication Date
CA2105333A1 true CA2105333A1 (fr) 1994-03-15

Family

ID=25481143

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002105333A Abandoned CA2105333A1 (fr) 1992-09-14 1993-09-01 Additif trihydrate de clarification pour le procede bayer

Country Status (4)

Country Link
AU (1) AU667390B2 (fr)
CA (1) CA2105333A1 (fr)
GB (1) GB2270519B (fr)
IE (1) IE76299B1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9068776B2 (en) 2009-10-30 2015-06-30 Suncor Energy Inc. Depositing and farming methods for drying oil sand mature fine tailings
US9404686B2 (en) 2009-09-15 2016-08-02 Suncor Energy Inc. Process for dying oil sand mature fine tailings
US9909070B2 (en) 2009-09-15 2018-03-06 Suncor Energy Inc. Process for flocculating and dewatering oil sand mature fine tailings

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0602900B1 (fr) * 1992-12-14 1997-03-12 Nalco Chemical Company Modification des cristaux de trihydrate dans le procédé Bayer
AU669284B2 (en) * 1993-06-02 1996-05-30 Nalco Chemical Company Use of hydroxamic acid containing polymers to improve filtration of settler overflow in Kelly filters in the Bayer process
US5601726A (en) * 1994-06-06 1997-02-11 Cytec Technology Corp. Hydroxameted polymers in the bayer process to reduce solids
US5539046A (en) * 1994-11-04 1996-07-23 Cytec Technology Corp. Blends of hydroxamated polymer emulsions with polyacrylate emulsions
CN1201440A (zh) * 1995-11-07 1998-12-09 Cytec技术有限公司 减少拜耳法三水合氧化铝中的杂质
BRPI0609046A2 (pt) 2005-02-25 2010-11-16 Cytec Tech Corp método para floculação e separação de sólidos suspensos de uma corrente de processo industrial contendo sólidos suspensos, e, composição

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9404686B2 (en) 2009-09-15 2016-08-02 Suncor Energy Inc. Process for dying oil sand mature fine tailings
US9909070B2 (en) 2009-09-15 2018-03-06 Suncor Energy Inc. Process for flocculating and dewatering oil sand mature fine tailings
US10590347B2 (en) 2009-09-15 2020-03-17 Suncor Energy Inc. Process for flocculating and dewatering oil sand mature fine tailings
US9068776B2 (en) 2009-10-30 2015-06-30 Suncor Energy Inc. Depositing and farming methods for drying oil sand mature fine tailings

Also Published As

Publication number Publication date
GB2270519B (en) 1996-03-20
AU4611493A (en) 1994-03-24
GB9318210D0 (en) 1993-10-20
AU667390B2 (en) 1996-03-21
IE76299B1 (en) 1997-10-08
IE930677A1 (en) 1994-03-23
GB2270519A (en) 1994-03-16

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Legal Events

Date Code Title Description
FZDE Discontinued