BR9006293A - Processos para tratar uma pasta de lama vermelha produzida em um processo bayer e para recuperar valores de alumina a partir de bauxita pelo processo bayer,e pasta de lama vermelha do processo bayer - Google Patents

Processos para tratar uma pasta de lama vermelha produzida em um processo bayer e para recuperar valores de alumina a partir de bauxita pelo processo bayer,e pasta de lama vermelha do processo bayer

Info

Publication number
BR9006293A
BR9006293A BR909006293A BR9006293A BR9006293A BR 9006293 A BR9006293 A BR 9006293A BR 909006293 A BR909006293 A BR 909006293A BR 9006293 A BR9006293 A BR 9006293A BR 9006293 A BR9006293 A BR 9006293A
Authority
BR
Brazil
Prior art keywords
bayer process
red mud
mud paste
bauxite
treat
Prior art date
Application number
BR909006293A
Other languages
English (en)
Inventor
John Leslie Chandler
Dirk Noteboom
Ronald Dennis Paradis
John Clappison Winch
Original Assignee
Alcan Int Ltd
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 Alcan Int Ltd filed Critical Alcan Int Ltd
Publication of BR9006293A publication Critical patent/BR9006293A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B1/00—Dumping solid waste
    • 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
    • C01F7/066—Treatment of the separated residue

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Treatment Of Sludge (AREA)
BR909006293A 1989-12-11 1990-12-11 Processos para tratar uma pasta de lama vermelha produzida em um processo bayer e para recuperar valores de alumina a partir de bauxita pelo processo bayer,e pasta de lama vermelha do processo bayer BR9006293A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/448,677 US5043077A (en) 1989-12-11 1989-12-11 Treatment of bayer process red mud slurries

Publications (1)

Publication Number Publication Date
BR9006293A true BR9006293A (pt) 1991-09-24

Family

ID=23781232

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909006293A BR9006293A (pt) 1989-12-11 1990-12-11 Processos para tratar uma pasta de lama vermelha produzida em um processo bayer e para recuperar valores de alumina a partir de bauxita pelo processo bayer,e pasta de lama vermelha do processo bayer

Country Status (3)

Country Link
US (1) US5043077A (pt)
AU (1) AU630584B2 (pt)
BR (1) BR9006293A (pt)

Families Citing this family (38)

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Publication number Priority date Publication date Assignee Title
FR2708587B1 (fr) * 1993-07-29 1995-09-01 Snf Sa Procédé pour fluidifier les suspensions aqueuses de boues rouges dans la fabrication de l'alumine par la technique Bayer .
AT401654B (de) * 1994-10-14 1996-11-25 Andritz Patentverwaltung Verfahren zur entwässerung und waschung von rotschlamm
US5607598A (en) * 1995-07-14 1997-03-04 Ormet Corporation Treatment and disposal of red mud generated in the Bayer Process
KR20010028571A (ko) * 1999-09-22 2001-04-06 유두현 적색오니의 처리방법 및 이를 이용하여 제조된 폐수침강제
US6248302B1 (en) 2000-02-04 2001-06-19 Goldendale Aluminum Company Process for treating red mud to recover metal values therefrom
MXPA02011398A (es) * 2000-05-31 2003-04-25 Ciba Spec Chem Water Treat Ltd Tratamiento de materiales minerales.
US6419620B1 (en) 2001-03-28 2002-07-16 Coouncil Of Scientific And Industrial Research Process for the production of a fly ash slurry
CA2442426C (en) * 2001-03-30 2006-11-07 Council Of Scientific And Industrial Research A process for the production of a fly ash slurry
MXPA05004500A (es) * 2002-10-29 2006-03-08 Lucite Int Inc Composiciones acrilicas.
GB0310419D0 (en) * 2003-05-07 2003-06-11 Ciba Spec Chem Water Treat Ltd Treatment of aqueous suspensions
US8231711B2 (en) 2006-03-23 2012-07-31 J. I. Enterprises, Inc. Sorption processes
US8382991B2 (en) * 2006-03-23 2013-02-26 J. I. Enterprises, Inc. Method of sorbing discolored organic compounds from water
US8236185B2 (en) 2006-03-23 2012-08-07 J.I. Enterprises, Inc. Methods for using sulfidized red mud
GB0609998D0 (en) * 2006-05-19 2006-06-28 Ciba Sc Holding Ag Rehabilitation method
GR20090100008A (el) 2009-01-12 2010-09-09 Νικολαος Παπαδοπουλος Μεθοδος αποκτησης εκμεταλλευσιμων προϊοντων απο το στερεο αποβλητο της ερυθρας ιλυος
US8911630B2 (en) * 2009-01-14 2014-12-16 Savannah River Nuclear Solutions, Llc Process for treating waste water having low concentrations of metallic contaminants
EP2588633B1 (en) 2010-06-30 2021-03-03 Keki Hormusji Gharda Process for extracting metals from aluminoferrous titanoferrous ores and residues
EP2686458A4 (en) 2011-03-18 2015-04-15 Orbite Aluminae Inc METHODS FOR RECOVERING RARE EARTH ELEMENTS FROM ALUMINUM-CONTAINING MATERIALS
EP3141621A1 (en) 2011-05-04 2017-03-15 Orbite Aluminae Inc. Processes for recovering rare earth elements from various ores
RU2013157943A (ru) 2011-06-03 2015-07-20 Орбит Элюминэ Инк. Способ получения гематита
CA2848751C (en) 2011-09-16 2020-04-21 Orbite Aluminae Inc. Processes for preparing alumina and various other products
CN102530561B (zh) * 2011-12-13 2015-02-04 江西稀有稀土金属钨业集团有限公司 砂泵多级串联输送尾矿的系统与方法
BR112014016732A8 (pt) 2012-01-10 2017-07-04 Orbite Aluminae Inc processos para tratar lama vermelha
WO2013142957A1 (en) 2012-03-29 2013-10-03 Orbite Aluminae Inc. Processes for treating fly ashes
MY175471A (en) 2012-07-12 2020-06-29 Orbite Tech Inc Processes for preparing titanium oxide and various other products
JP2015535886A (ja) 2012-09-26 2015-12-17 オーバイト アルミナ インコーポレイテッドＯｒｂｉｔｅ Ａｌｕｍｉｎａｅ Ｉｎｃ． 種々の材料のＨＣｌ浸出によるアルミナおよび塩化マグネシウムを調製するためのプロセス
CN105189357A (zh) 2012-11-14 2015-12-23 奥佰特氧化铝有限公司 纯化铝离子的方法
CN103934258B (zh) * 2014-04-30 2016-04-06 东北大学 钙化-碳化法处理拜耳法赤泥过程中碱与铝的回收方法
CN104823748B (zh) * 2015-05-07 2017-05-17 郑州大学 一种利用拜耳法赤泥制备人造土壤组合物的方法及其得到的人造土壤组合物
CN105233991B (zh) * 2015-09-17 2018-02-02 中国铝业股份有限公司 一种铝土矿反浮选同步脱硫脱有机物的方法
CN108463445B (zh) * 2016-03-15 2021-08-03 氟化学有限公司法兰克福 包含贫铬改性赤泥的组合物及其制造方法
CN109530392B (zh) * 2018-11-15 2020-05-26 中南大学 一种应用工业废弃物降低赤泥碱性的方法
CN110127725B (zh) * 2019-06-18 2021-07-30 河南镁联铝基材料有限公司 拜耳法赤泥的脱碱方法
WO2021055477A1 (en) * 2019-09-20 2021-03-25 Cytec Industries Inc. Chemical compositions for improving the rheology of red mud slurry in the alumina extraction process
CN111842411B (zh) * 2020-06-30 2022-08-02 张响 一种赤泥全资源化利用的方法
CN112062592A (zh) * 2020-08-20 2020-12-11 广东同创科鑫环保有限公司 一种赤泥泡沫砂浆及其制备方法
CN114031355B (zh) * 2021-11-25 2023-04-07 山东京韵泰博新材料科技有限公司 一种多孔相材料复合赤泥砖及其制备方法
CN114560661B (zh) * 2022-03-21 2023-02-28 东南大学 一种低碳耐蚀混凝土及其制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3776717A (en) * 1970-12-04 1973-12-04 Tatabanyai Szenbanyak Method for processing of red mud
US4146573A (en) * 1978-03-10 1979-03-27 Nalco Chemical Company Red mud treatment
US4311600A (en) * 1978-04-06 1982-01-19 Union Camp Corporation Humate thinners for drilling fluids
US4235727A (en) * 1978-04-06 1980-11-25 Union Camp Corporation Humate thinners for drilling fluids
AU627469B2 (en) * 1988-07-18 1992-08-27 Allied Colloids Limited Recovery of alumina from bauxite
GB8824176D0 (en) * 1988-10-14 1988-11-23 Allied Colloids Ltd Recovery of alumina from bauxite

Also Published As

Publication number Publication date
AU6790190A (en) 1991-06-13
US5043077A (en) 1991-08-27
AU630584B2 (en) 1992-10-29

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 11/12/2010