UA91977C2 - Способ производства тригидрата оксида алюминия по способу байера путем выщелачивания боксита с этапом предварительной декремнизации - Google Patents

Способ производства тригидрата оксида алюминия по способу байера путем выщелачивания боксита с этапом предварительной декремнизации

Info

Publication number
UA91977C2
UA91977C2 UAA200613300A UAA200613300A UA91977C2 UA 91977 C2 UA91977 C2 UA 91977C2 UA A200613300 A UAA200613300 A UA A200613300A UA A200613300 A UAA200613300 A UA A200613300A UA 91977 C2 UA91977 C2 UA 91977C2
Authority
UA
Ukraine
Prior art keywords
liquor
bauxite
concentration
alumina trihydrate
leaching
Prior art date
Application number
UAA200613300A
Other languages
English (en)
Ukrainian (uk)
Inventor
Эрик Тизон
Клотильд Фрин
Original Assignee
Алюминиюм Пешине
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 Алюминиюм Пешине filed Critical Алюминиюм Пешине
Publication of UA91977C2 publication Critical patent/UA91977C2/ru

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
    • C01F7/46—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
    • 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
    • C01F7/0613—Pretreatment of the minerals, e.g. grinding
    • 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
    • C01F7/062—Digestion
UAA200613300A 2004-05-18 2005-11-05 Способ производства тригидрата оксида алюминия по способу байера путем выщелачивания боксита с этапом предварительной декремнизации UA91977C2 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0405405A FR2870535B1 (fr) 2004-05-18 2004-05-18 Perfectionnement au procede bayer de production de trihydrate d'alumine par attaque alcaline de bauxite, ledit procede comportant une etape de predessilicatation

Publications (1)

Publication Number Publication Date
UA91977C2 true UA91977C2 (ru) 2010-09-27

Family

ID=34945589

Family Applications (1)

Application Number Title Priority Date Filing Date
UAA200613300A UA91977C2 (ru) 2004-05-18 2005-11-05 Способ производства тригидрата оксида алюминия по способу байера путем выщелачивания боксита с этапом предварительной декремнизации

Country Status (8)

Country Link
US (1) US7704471B2 (ru)
EP (1) EP1751059A1 (ru)
CN (1) CN1956925B (ru)
AU (1) AU2005254281B2 (ru)
BR (1) BRPI0511191A (ru)
FR (1) FR2870535B1 (ru)
UA (1) UA91977C2 (ru)
WO (1) WO2005123591A1 (ru)

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AU2008253545B2 (en) 2007-05-21 2012-04-12 Orbite Aluminae Inc. Processes for extracting aluminum and iron from aluminous ores
CN101671041B (zh) * 2008-09-09 2011-07-27 中铝国际技术发展有限公司 一种氧化铝熔出后的蒸发方法及装置
US8029752B2 (en) * 2009-04-06 2011-10-04 Nalco Company Approach in controlling DSP scale in bayer process
US8282834B2 (en) 2009-09-25 2012-10-09 Nalco Company Di- and mono-alkoxysilane functionalized polymers and their application in the Bayer process
US8545776B2 (en) * 2009-09-25 2013-10-01 Nalco Company Reducing aluminosilicate scale in the Bayer process
US9487408B2 (en) 2009-09-25 2016-11-08 Nalco Company Reducing aluminosilicate scale in the bayer process
US9416020B2 (en) 2009-09-25 2016-08-16 Nalco Company Surfactant based small molecules for reducing aluminosilicate scale in the bayer process
EP2686458A4 (en) 2011-03-18 2015-04-15 Orbite Aluminae Inc METHODS FOR RECOVERING RARE EARTH ELEMENTS FROM ALUMINUM-CONTAINING MATERIALS
US9410227B2 (en) 2011-05-04 2016-08-09 Orbite Technologies Inc. Processes for recovering rare earth elements from various ores
CA2863755C (en) 2011-06-03 2016-04-26 Orbite Aluminae Inc. Methods for preparing hematite
CN102259903B (zh) * 2011-06-20 2013-06-05 中国铝业股份有限公司 降低氧化铝拜耳流程溶液中碳酸钠含量的方法
EP2755918A4 (en) 2011-09-16 2015-07-01 Orbite Aluminae Inc PROCESS FOR PRODUCING TONERDE AND VARIOUS OTHER PRODUCTS
RU2016104423A (ru) 2012-01-10 2018-11-22 Орбит Текнолоджис Инк. Способы обработки красного шлама
CA2903512C (en) 2012-03-29 2017-12-05 Orbite Technologies Inc. Processes for treating fly ashes
MY190290A (en) 2012-07-12 2022-04-12 Orbite Tech Inc Processes for preparing titanium oxide and various other products
CA2885255C (en) 2012-09-26 2015-12-22 Orbite Aluminae Inc. Processes for preparing alumina and magnesium chloride by hc1 leaching of various materials
AU2013344721A1 (en) 2012-11-14 2015-07-02 Orbite Aluminae Inc. Methods for purifying aluminium ions
CN104291383B (zh) * 2013-07-16 2016-08-10 中国科学院过程工程研究所 一种高铁三水铝石型铝土矿综合利用的方法
EP2886178A1 (en) * 2013-12-20 2015-06-24 Rio Tinto Alcan International Limited Process and installation for producing alumina trihydrate by alkaline digestion of bauxite ore
US10427950B2 (en) 2015-12-04 2019-10-01 Ecolab Usa Inc. Recovery of mining processing product using boronic acid-containing polymers
FR3072956B1 (fr) * 2017-10-31 2024-03-01 Amber Dev Procede de traitement de bauxite
CN113165028A (zh) * 2018-12-27 2021-07-23 巴西利亚铝业公司 铝回收方法
CN109850929B (zh) * 2018-12-31 2021-03-16 贵州博汇联润铝业有限公司 一种种分槽稀释原矿矿浆制备氢氧化铝微粉方法
FR3095433A1 (fr) * 2019-04-29 2020-10-30 Ib2 Procede de traitement de residus d’enrichissement physique de bauxite
CN111592022B (zh) * 2020-04-20 2023-05-12 中铝山东新材料有限公司 一种拟薄水铝石的生产方法
CN116096564A (zh) 2020-06-08 2023-05-09 伊士曼化工公司 增塑纤维素酯基多层弹性地板制品
CN113716589A (zh) * 2021-10-09 2021-11-30 贵州华锦铝业有限公司 一种拜耳法氧化铝脱硫脱碳协同处理的方法及其系统
CN113856507B (zh) * 2021-10-18 2024-04-02 中铝矿业有限公司 一种进口铝土矿矿浆配制装置及方法

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US3413087A (en) * 1964-03-13 1968-11-26 Reynolds Metals Co Method for extracting alumina from its ores
US3481705A (en) * 1964-08-31 1969-12-02 Kaiser Aluminium Chem Corp Predigestion of low-silica bauxite
US3853535A (en) * 1971-05-17 1974-12-10 Tatabanyai Szenbanyak Process for the comminution of particulate alluminaceous materials
AU474596B2 (en) * 1972-04-03 1974-07-25 Kaiser Aluminum & Chemical Corporation Improvements in the bayer process production of alumina
US4289629A (en) * 1980-07-10 1981-09-15 J. M. Huber Corporation Removal of contaminants from strongly alkaline solution
JPS57145029A (en) * 1981-02-27 1982-09-07 Sumitomo Alum Smelt Co Ltd Extracting method of alumina from mixed type bauxite
US4430310A (en) * 1983-02-08 1984-02-07 Kaiser Aluminum & Chemical Corporation Purification of impure Bayer process liquors
FR2581053B1 (fr) * 1985-04-30 1987-05-29 Pechiney Aluminium Production d'alumine a partir de bauxite a gibbsite a basse teneur en silice reactive
WO1989006963A1 (en) * 1988-02-08 1989-08-10 Pfizer Inc. Acidic polycyclic ether antibiotic having anticoccidial and growth promotant activity
FR2732332B1 (fr) * 1995-03-31 1997-05-09 Pechiney Aluminium Procede de traitement de bauxite a trihydrate d'alumine a basse teneur en silice reactive
AUPO376296A0 (en) * 1996-11-20 1996-12-12 Comalco Aluminium Limited Removal of silica from bauxite
FR2758544B1 (fr) * 1997-01-22 1999-02-26 Pechiney Aluminium Procede ameliore de traitement de bauxites riches en monohydrate d'alumine

Also Published As

Publication number Publication date
CN1956925B (zh) 2012-04-11
AU2005254281A1 (en) 2005-12-29
FR2870535B1 (fr) 2007-02-16
US7704471B2 (en) 2010-04-27
AU2005254281B2 (en) 2010-07-29
CN1956925A (zh) 2007-05-02
BRPI0511191A (pt) 2007-12-04
FR2870535A1 (fr) 2005-11-25
WO2005123591A1 (fr) 2005-12-29
EP1751059A1 (fr) 2007-02-14
US20070178041A1 (en) 2007-08-02

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