BR9707549A - Processamento de lama vermelha. - Google Patents

Processamento de lama vermelha.

Info

Publication number
BR9707549A
BR9707549A BR9707549-3A BR9707549A BR9707549A BR 9707549 A BR9707549 A BR 9707549A BR 9707549 A BR9707549 A BR 9707549A BR 9707549 A BR9707549 A BR 9707549A
Authority
BR
Brazil
Prior art keywords
red mud
mud processing
soda
dsp
alumina
Prior art date
Application number
BR9707549-3A
Other languages
English (en)
Portuguese (pt)
Inventor
Tony Picaro
Original Assignee
Queensland Alumina Limited
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 Queensland Alumina Limited filed Critical Queensland Alumina Limited
Publication of BR9707549A publication Critical patent/BR9707549A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/28—Purification; Separation
    • 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)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Treatment Of Sludge (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
BR9707549-3A 1996-02-15 1997-02-11 Processamento de lama vermelha. BR9707549A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPN8081A AUPN808196A0 (en) 1996-02-15 1996-02-15 Red mud processing
PCT/AU1997/000073 WO1997029992A1 (fr) 1996-02-15 1997-02-11 Traitement des boues rouges

Publications (1)

Publication Number Publication Date
BR9707549A true BR9707549A (pt) 2000-01-04

Family

ID=3792396

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9707549-3A BR9707549A (pt) 1996-02-15 1997-02-11 Processamento de lama vermelha.

Country Status (4)

Country Link
EP (1) EP0880467A4 (fr)
AU (1) AUPN808196A0 (fr)
BR (1) BR9707549A (fr)
WO (1) WO1997029992A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR20090100008A (el) 2009-01-12 2010-09-09 Νικολαος Παπαδοπουλος Μεθοδος αποκτησης εκμεταλλευσιμων προϊοντων απο το στερεο αποβλητο της ερυθρας ιλυος
AU2010333699B2 (en) * 2009-12-14 2013-11-21 Xstrata Technology Pty Ltd Process for treating red mud
HUE024530T2 (en) * 2012-06-20 2016-01-28 Pleason Ventures Ltd A method for the hydrochemical decomposition of sodium hydrogen alumino-silicate
RU2585648C2 (ru) * 2014-10-06 2016-05-27 Общество с ограниченной ответственностью "АЛЮМПРОЕКТ" Способ гидрохимической переработки алюмосиликатного сырья
AU2014280962B2 (en) * 2014-12-24 2020-10-22 Pleason Ventures Ltd Process For The Cold Hydrochemical Decomposition Of Sodium Hydrogen Aluminosilicate
US9725785B2 (en) 2014-12-24 2017-08-08 Pleason Ventures Ltd Process for cold hydrochemical decomposition of sodium hydrogen aluminosilicate
CN113441519A (zh) * 2021-06-28 2021-09-28 广西田东锦鑫化工有限公司 一种拜耳法赤泥脱碱及碱回收工艺
GR1010484B (el) * 2022-06-22 2023-06-12 Σωκρατης Ιωαννη Αργυροπουλος Μεθοδος χημικης επεξεργασιας σοδουχας λασπης καθιζητηρων, προερχομενη απο την παραγωγικη διαδικασια αλουμινας απο βωξιτη

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3574537A (en) * 1967-12-18 1971-04-13 Jui Hsiung Tsai Process for the separation of useful compounds from waste of the aluminum industry
AT314473B (de) * 1972-07-28 1974-04-10 Tatabanyai Szenbanyak Verfahren zur Aufarbeitung von Rotschlamm
US4045537A (en) * 1975-07-03 1977-08-30 Reynolds Metals Company Process for recovering soda and alumina values from red mud
US4044095A (en) * 1975-10-20 1977-08-23 Aluminum Company Of America Process for recovery of alumina from high-silica ore
AU563304B2 (en) * 1984-12-21 1987-07-02 Comalco Aluminium Limited Soz leach to recover soda and alumina from red mud with recycle to bayer process

Also Published As

Publication number Publication date
EP0880467A1 (fr) 1998-12-02
AUPN808196A0 (en) 1996-03-07
WO1997029992A1 (fr) 1997-08-21
EP0880467A4 (fr) 1999-05-19

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Legal Events

Date Code Title Description
EG Technical examination (opinion): publication of technical examination (opinion)
B09B Patent application refused [chapter 9.2 patent gazette]