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ATE293087T1 - Verfahren zur reinigung von bayerprozesslaugen - Google Patents

Verfahren zur reinigung von bayerprozesslaugen

Info

Publication number
ATE293087T1
ATE293087T1 AT00913642T AT00913642T ATE293087T1 AT E293087 T1 ATE293087 T1 AT E293087T1 AT 00913642 T AT00913642 T AT 00913642T AT 00913642 T AT00913642 T AT 00913642T AT E293087 T1 ATE293087 T1 AT E293087T1
Authority
AT
Austria
Prior art keywords
bayer process
cleaning
process causes
process stream
polymer
Prior art date
Application number
AT00913642T
Other languages
English (en)
Inventor
Donald P Spitzer
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
Application granted granted Critical
Publication of ATE293087T1 publication Critical patent/ATE293087T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • 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
    • C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
    • C01F7/47—Purification of aluminium oxide, aluminium hydroxide or aluminates of aluminates, e.g. removal of compounds of Si, Fe, Ga or of organic compounds from Bayer process liquors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Compounds Of Iron (AREA)
  • Manufacture Of Iron (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
AT00913642T 1999-03-25 2000-02-25 Verfahren zur reinigung von bayerprozesslaugen ATE293087T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/276,357 US6077486A (en) 1999-03-25 1999-03-25 Process for purifying alumina by mixing a Bayer process stream containing sodium aluminate with amidoxime polymer to reduce the level of iron
PCT/US2000/005042 WO2000058216A1 (en) 1999-03-25 2000-02-25 Process for purifying bayer process streams

Publications (1)

Publication Number Publication Date
ATE293087T1 true ATE293087T1 (de) 2005-04-15

Family

ID=23056328

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00913642T ATE293087T1 (de) 1999-03-25 2000-02-25 Verfahren zur reinigung von bayerprozesslaugen

Country Status (13)

Country Link
US (1) US6077486A (de)
EP (1) EP1171386B1 (de)
CN (1) CN1191992C (de)
AT (1) ATE293087T1 (de)
AU (1) AU767905B2 (de)
BR (1) BR0009301B1 (de)
CA (1) CA2366450C (de)
DE (1) DE60019407D1 (de)
ES (1) ES2241586T3 (de)
OA (1) OA11851A (de)
RU (1) RU2239600C2 (de)
UA (1) UA74543C2 (de)
WO (1) WO2000058216A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPQ889100A0 (en) * 2000-07-20 2000-08-10 Worsley Alumina Pty Ltd Improved process for filter aid production in alumina refineries
AU2001272227B2 (en) * 2000-07-20 2004-03-04 South32 Worsley Alumina Pty Ltd Improved process for filter aid production in alumina refineries
CA2347552C (en) * 2001-05-14 2005-04-19 Process Research Management Inc. Recovery of zinc from galvanized coatings
FR2875495B1 (fr) * 2004-09-21 2006-10-27 Aluminium Pechiney Soc Par Act Perfectionnement au procede bayer de fabrication de trihydrate d'alumine, ledit perfectionnement portant sur la separation de la liqueur d'aluminate et des residus insolubles
CN101842504B (zh) 2007-05-21 2012-11-14 奥贝特铝业有限公司 从铝土矿石中提取铝和铁的工艺
CA2829049C (en) 2011-03-18 2014-12-02 Orbite Aluminae Inc. Processes for recovering rare earth elements from aluminum-bearing materials
BR112013028371A2 (pt) 2011-05-04 2017-02-14 Orbite Aluminae Inc processo de recuperação de ao menos um elemento terra-rara e/ou de ao menos um metal raro selecionado dentre in, zr, li e ga a partir de ao menos um material
CA2834356C (en) 2011-06-03 2014-11-25 Orbite Aluminae Inc. Methods for preparing hematite
US9382600B2 (en) 2011-09-16 2016-07-05 Orbite Technologies Inc. Processes for preparing alumina and various other products
EP2802675B1 (de) 2012-01-10 2020-03-11 Orbite Aluminae Inc. Verfahren zur behandlung von rotschlamm
WO2013142957A1 (en) 2012-03-29 2013-10-03 Orbite Aluminae Inc. Processes for treating fly ashes
CA2878744C (en) 2012-07-12 2020-09-15 Orbite Aluminae Inc. Processes for preparing aluminum chloride and various other products by hcl leaching
CA2885255C (en) 2012-09-26 2015-12-22 Orbite Aluminae Inc. Processes for preparing alumina and magnesium chloride by hc1 leaching of various materials
WO2014075173A1 (en) 2012-11-14 2014-05-22 Orbite Aluminae Inc. Methods for purifying aluminium ions
CN108978187A (zh) * 2018-07-13 2018-12-11 中国科学院上海应用物理研究所 一种在低耐热性材料表面原位生长Fe3O4纳米线阵列的方法
CN113735151B (zh) * 2021-09-24 2023-06-23 中铝郑州有色金属研究院有限公司 一种低铁勃姆石及其制备方法和应用

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3088798A (en) * 1959-05-25 1963-05-07 Nopco Chem Co Extraction of a metal from solutions containing same
US3088799A (en) * 1959-05-25 1963-05-07 Nopco Chem Co Metal extraction process
FR1498542A (fr) * 1966-08-18 1967-10-20 Electro Chimie Soc D Perfectionnements à l'épuration des solutions d'aluminate de sodium
US3607140A (en) * 1968-11-19 1971-09-21 Aluminum Co Of America Preparation of alumina of improved purity by iron removal
US3729542A (en) * 1971-08-27 1973-04-24 Aluminum Co Of America Purification of sodium aluminate liquor
US3796789A (en) * 1972-04-07 1974-03-12 Aluminum Co Of America Removal of iron from sodium aluminate liquor
AU560201B2 (en) * 1981-09-17 1987-04-02 Sumitomo Chemical Company, Limited Gallium recovery
GB8519107D0 (en) * 1985-07-29 1985-09-04 Allied Colloids Ltd Flocculation process
JPH0617227B2 (ja) * 1986-07-25 1994-03-09 宇部興産株式会社 ガリウムの選択的分離回収法
US4713222A (en) * 1986-07-28 1987-12-15 Nalco Chemical Company Iron removal from bayer process liquor
US4717550A (en) * 1986-10-09 1988-01-05 American Cyanamid Company Process for purifying alumina
JPH0661465B2 (ja) * 1986-12-27 1994-08-17 住友化学工業株式会社 金属捕集剤の製造方法
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
WO1991018026A2 (de) * 1990-05-18 1991-11-28 Institut Für Polymerenchemie 'erich Correns' Neue acrylamidoxim-acrylhydroxamsäure-copolymere, verfahren zu ihrer herstellung und ihre verwendung

Also Published As

Publication number Publication date
BR0009301B1 (pt) 2009-01-13
EP1171386A1 (de) 2002-01-16
ES2241586T3 (es) 2005-11-01
CA2366450A1 (en) 2000-10-05
AU767905B2 (en) 2003-11-27
US6077486A (en) 2000-06-20
DE60019407D1 (de) 2005-05-19
CN1345292A (zh) 2002-04-17
BR0009301A (pt) 2001-12-18
WO2000058216A1 (en) 2000-10-05
UA74543C2 (en) 2006-01-16
AU3504900A (en) 2000-10-16
RU2239600C2 (ru) 2004-11-10
CN1191992C (zh) 2005-03-09
CA2366450C (en) 2007-12-04
OA11851A (en) 2006-03-01
EP1171386B1 (de) 2005-04-13

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Legal Events

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