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)
  • Manufacture Of Iron (AREA)
  • Compounds 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
AU2001272227B2 (en) * 2000-07-20 2004-03-04 South32 Worsley Alumina Pty Ltd Improved process for filter aid production in alumina refineries
AUPQ889100A0 (en) * 2000-07-20 2000-08-10 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
EP2686458A4 (de) 2011-03-18 2015-04-15 Orbite Aluminae Inc Verfahren zur wiedergewinnung von seltenerdelementen aus aluminiumhaltigen materialien
EP3141621A1 (de) 2011-05-04 2017-03-15 Orbite Aluminae Inc. Verfahren zur wiedergewinnung von seltenerdelementen aus verschiedenen erzen
CN103842296B (zh) 2011-06-03 2016-08-24 奥贝特科技有限公司 用于制备赤铁矿的方法
JP2014526431A (ja) 2011-09-16 2014-10-06 オーバイト アルミナ インコーポレイテッド アルミナ及び様々な他の生成物の調製プロセス
EP2802675B1 (de) 2012-01-10 2020-03-11 Orbite Aluminae Inc. Verfahren zur behandlung von rotschlamm
CA2903512C (en) 2012-03-29 2017-12-05 Orbite Technologies Inc. Processes for treating fly ashes
US9290828B2 (en) 2012-07-12 2016-03-22 Orbite Technologies Inc. Processes for preparing titanium oxide and various other products
WO2014047728A1 (en) 2012-09-26 2014-04-03 Orbite Aluminae Inc. Processes for preparing alumina and magnesium chloride by hc1 leaching of various materials
EP2920114A4 (de) 2012-11-14 2016-03-02 Orbite Aluminae Inc Verfahren zur reinigung von aluminiumionen
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
US3088799A (en) * 1959-05-25 1963-05-07 Nopco Chem Co Metal extraction process
US3088798A (en) * 1959-05-25 1963-05-07 Nopco Chem Co Extraction of a metal from solutions containing same
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
AU3504900A (en) 2000-10-16
BR0009301B1 (pt) 2009-01-13
DE60019407D1 (de) 2005-05-19
CN1191992C (zh) 2005-03-09
RU2239600C2 (ru) 2004-11-10
OA11851A (en) 2006-03-01
EP1171386B1 (de) 2005-04-13
ES2241586T3 (es) 2005-11-01
AU767905B2 (en) 2003-11-27
UA74543C2 (en) 2006-01-16
WO2000058216A1 (en) 2000-10-05
CA2366450C (en) 2007-12-04
EP1171386A1 (de) 2002-01-16
BR0009301A (pt) 2001-12-18
CN1345292A (zh) 2002-04-17
US6077486A (en) 2000-06-20
CA2366450A1 (en) 2000-10-05

Similar Documents

Publication Publication Date Title
ATE293087T1 (de) Verfahren zur reinigung von bayerprozesslaugen
DE60102563D1 (de) Wasser- und abwasserbehandlungsverfahren zur entfernung von verunreinigungen
HK1057740A1 (en) Method for treatment of water and wastewater
DE69416515T2 (de) Verfahren und anwenderschnittstelle zur erzeugung, festlegung und zum abgleich von bildübergängen in filmen
DE60134590D1 (de) Verfahren zur Herstellung von kohlensäurehaltigem Wasser
DE69434937D1 (de) Verfahren zur Herstellung von Leistungsbauteilen in MOS-Technologie
DE59902987D1 (de) Verfahren zur verringerung von verlusten beim kommutierungsvorgang
DE69703083D1 (de) Verfahren zur Herstellung von feinen kugelförmigen Yttriumoxidteilchen
DE69506081D1 (de) Verfahren zur herstellung von ultrareinem bromwasserstoff
ATE290439T1 (de) Verfahren zur reinigung von mehrwegflaschen
ATE300295T1 (de) Verwendung von baclofen zur behandlung von alkoholismus
DE69505335D1 (de) Verfahren zur Reinigung von Methacrylsäure
DE69506378D1 (de) Verfahren zur herstellung von eisen iii sulfat
ATE262504T1 (de) Kontinuierliches isothermes verfahren zur herstellung von mononitrotoluolen
DE69629965D1 (de) Verfahren zur Extraktion von periplasmatischen Proteinen aus prokaryotischen Mikroorganismen in der Anwesenheit von Arginin
DE69800243D1 (de) Verfahren zur Herstellung von Eisenoxid Hydrat und ferromagnetisches Eisenoxid
DE69717387D1 (de) Verfahren zur Rückgewinnung von Eisen aus photographischen Abwässern
ATE291569T1 (de) Verfahren zur herstellung von dnda
DE3780744D1 (de) Verfahren zur erniedrigung des eisengehalts von aluminatlaugen des bayer-verfahrens.
DE69703925D1 (de) Verfahren zur Herstellung von feinen kugelförmigen Yttriumoxidteilchen
ATE208742T1 (de) Verfahren zur behandlung von schlamm mit organischen anteilen insbesondere klärschlamm
DE69329999D1 (de) Verfahren zur Herstellung integrierter Schaltungen, insbesondere intelligenter Leistungsanordnungen
DE69523428D1 (de) Verfahren zum Verteilen von ultrareinen Gasen mit minimierter Korrosion
RU94025654A (ru) Способ очистки сточных вод
ATA199798A (de) Verfahren zur herstellung von flüssigem roheisen

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties