CA2160050A1 - Procede pour la production d'alumine de fusion a faible teneur en soude - Google Patents

Procede pour la production d'alumine de fusion a faible teneur en soude

Info

Publication number
CA2160050A1
CA2160050A1 CA002160050A CA2160050A CA2160050A1 CA 2160050 A1 CA2160050 A1 CA 2160050A1 CA 002160050 A CA002160050 A CA 002160050A CA 2160050 A CA2160050 A CA 2160050A CA 2160050 A1 CA2160050 A1 CA 2160050A1
Authority
CA
Canada
Prior art keywords
alumina
leach
process according
carbon dioxide
slurry
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA002160050A
Other languages
English (en)
Inventor
Stephen Charles Grocott
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alcoa of Australia Ltd
Original Assignee
Stephen Charles Grocott
Alcoa Of Australia 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 Stephen Charles Grocott, Alcoa Of Australia Limited filed Critical Stephen Charles Grocott
Publication of CA2160050A1 publication Critical patent/CA2160050A1/fr
Abandoned legal-status Critical Current

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
    • 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
    • C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water
    • C01F7/441—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by calcination

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
CA002160050A 1994-10-06 1995-10-06 Procede pour la production d'alumine de fusion a faible teneur en soude Abandoned CA2160050A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPM8685 1994-10-06
AUPM8685A AUPM868594A0 (en) 1994-10-06 1994-10-06 Method of producing low soda content smelting grade alumina

Publications (1)

Publication Number Publication Date
CA2160050A1 true CA2160050A1 (fr) 1996-04-07

Family

ID=3783204

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002160050A Abandoned CA2160050A1 (fr) 1994-10-06 1995-10-06 Procede pour la production d'alumine de fusion a faible teneur en soude

Country Status (4)

Country Link
JP (1) JPH08225319A (fr)
AU (1) AUPM868594A0 (fr)
CA (1) CA2160050A1 (fr)
FR (1) FR2725440A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113716590A (zh) * 2021-10-25 2021-11-30 中铝山东工程技术有限公司 一种脱除氧化铝中氧化钠杂质的工艺

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006005400A1 (de) 2006-02-18 2007-08-23 Nabaltec Ag Verfahren zur Herstellung von gereinigtem Aluminiumoxid aus alkalihaltiger Tonerde
CN109761254A (zh) * 2019-02-02 2019-05-17 中国铝业股份有限公司 一种降低氢氧化铝或氧化铝中氧化钠杂质含量的方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113716590A (zh) * 2021-10-25 2021-11-30 中铝山东工程技术有限公司 一种脱除氧化铝中氧化钠杂质的工艺

Also Published As

Publication number Publication date
JPH08225319A (ja) 1996-09-03
AUPM868594A0 (en) 1994-11-03
FR2725440A1 (fr) 1996-04-12

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Legal Events

Date Code Title Description
FZDE Discontinued