OA11776A - Feed processing for improved alumina process performance. - Google Patents

Feed processing for improved alumina process performance. Download PDF

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Publication number
OA11776A
OA11776A OA1200100042A OA1200100042A OA11776A OA 11776 A OA11776 A OA 11776A OA 1200100042 A OA1200100042 A OA 1200100042A OA 1200100042 A OA1200100042 A OA 1200100042A OA 11776 A OA11776 A OA 11776A
Authority
OA
OAPI
Prior art keywords
feedstock
alumina
process defined
treatment process
daims
Prior art date
Application number
OA1200100042A
Other languages
English (en)
Inventor
Stephen Grocott
Michael Hollitt
Gerard Roe
Original Assignee
Comalco Alu
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 Comalco Alu filed Critical Comalco Alu
Publication of OA11776A publication Critical patent/OA11776A/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B21/00—Obtaining aluminium
    • C22B21/0007—Preliminary treatment of ores or scrap or any other metal source
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/02—Roasting processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
OA1200100042A 1998-08-17 1999-08-17 Feed processing for improved alumina process performance. OA11776A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPP5314A AUPP531498A0 (en) 1998-08-17 1998-08-17 Feed processing for improved alumina process performance

Publications (1)

Publication Number Publication Date
OA11776A true OA11776A (en) 2005-07-26

Family

ID=3809546

Family Applications (1)

Application Number Title Priority Date Filing Date
OA1200100042A OA11776A (en) 1998-08-17 1999-08-17 Feed processing for improved alumina process performance.

Country Status (10)

Country Link
US (1) US6616902B1 (ru)
EP (1) EP1109740A4 (ru)
JP (1) JP2002523326A (ru)
CN (1) CN1198762C (ru)
AU (1) AUPP531498A0 (ru)
CA (1) CA2340971A1 (ru)
EA (1) EA002531B1 (ru)
MY (1) MY123315A (ru)
OA (1) OA11776A (ru)
WO (1) WO2000010919A1 (ru)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101563137B (zh) * 2006-09-22 2014-03-26 阿尔科澳大利亚有限公司 浓缩拜耳法溶液的方法
CN102161050B (zh) * 2011-04-11 2012-09-26 德清县宝德炉料有限公司 生物法处理废弃滑板进行循环再利用的方法
CN102258988A (zh) * 2011-05-12 2011-11-30 湖北航特科技有限责任公司 一种高比表面积拟薄水铝石的预处理方法
JP2016517385A (ja) * 2013-03-13 2016-06-16 ナルコ カンパニー 架橋されたエチルスルホン化ジヒドロキシプロピルセルロース
PT3191406T (pt) * 2014-09-12 2021-01-12 Usalco Llc Método para produção de derivados de cloreto de alumínio

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2668751A (en) * 1949-12-30 1954-02-09 Kaiser Aluminium Chem Corp Process for production of alumina
FR1077116A (fr) * 1953-03-23 1954-11-04 Pechiney Alumine amorphe exceptionnellement réactive
DE1014087B (de) * 1954-03-19 1957-08-22 Kaiser Aluminium Chem Corp Verfahren zum Extrahieren von Aluminiumoxyd aus aluminiumhaltigen Erzen
FR1106778A (fr) * 1954-06-10 1955-12-22 Pechiney Perfectionnement à la préparation d'alumine activée à partir d'hydrargillite
US2915365A (en) * 1954-06-28 1959-12-01 Pechiney Prod Chimiques Sa Method of preparing activated alumina from commercial alpha alumina trihydrate
US3227521A (en) * 1961-01-17 1966-01-04 Reynolds Metals Co Process for producing substantially kappa-phase alumina
FR1295554A (fr) * 1961-04-28 1962-06-08 Electrochimie Soc Dispositif pour la fabrication d'alumines anhydres
FR1330185A (fr) * 1962-05-04 1963-06-21 Electro Chimie Soc D Perfectionnement au traitement des bauxites à trihydrate
FR1364940A (fr) * 1963-07-29 1964-06-26 Kaiser Aluminium Chem Corp Procédé de fabrication de nodules d'alumine active à partir d'alumine hydratée
US3958341A (en) * 1970-12-05 1976-05-25 Bayer Aktiengesellschaft Process for the production of active aluminum oxide in bead and powder form
JPS533359B2 (ru) * 1971-09-27 1978-02-06
US5141734A (en) * 1983-11-07 1992-08-25 Aluminum Company Of America Steam producing process
CA2002172A1 (en) * 1988-12-01 1990-06-01 Neil Brown Method for bauxite treatment
GB2257695B (en) * 1991-07-10 1995-05-10 Shell Int Research Heat treatment of bauxite

Also Published As

Publication number Publication date
JP2002523326A (ja) 2002-07-30
EA002531B1 (ru) 2002-06-27
CN1324328A (zh) 2001-11-28
EP1109740A4 (en) 2006-06-28
EP1109740A1 (en) 2001-06-27
EA200100251A1 (ru) 2001-08-27
WO2000010919A1 (en) 2000-03-02
CA2340971A1 (en) 2000-03-02
MY123315A (en) 2006-05-31
AUPP531498A0 (en) 1998-09-10
CN1198762C (zh) 2005-04-27
US6616902B1 (en) 2003-09-09

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