GB2037722B - Removal of organic compounds during the buyer alumina process - Google Patents

Removal of organic compounds during the buyer alumina process

Info

Publication number
GB2037722B
GB2037722B GB7937672A GB7937672A GB2037722B GB 2037722 B GB2037722 B GB 2037722B GB 7937672 A GB7937672 A GB 7937672A GB 7937672 A GB7937672 A GB 7937672A GB 2037722 B GB2037722 B GB 2037722B
Authority
GB
United Kingdom
Prior art keywords
removal
organic compounds
compounds during
alumina process
buyer
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.)
Expired
Application number
GB7937672A
Other versions
GB2037722A (en
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.)
MAGYAR ALUMINIUM
Mansfeld Kombinat Wilhelm Pieck VEB
Magyar Aluminiumipari Troeszt
Original Assignee
MAGYAR ALUMINIUM
Mansfeld Kombinat Wilhelm Pieck VEB
Magyar Aluminiumipari Troeszt
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 MAGYAR ALUMINIUM, Mansfeld Kombinat Wilhelm Pieck VEB, Magyar Aluminiumipari Troeszt filed Critical MAGYAR ALUMINIUM
Publication of GB2037722A publication Critical patent/GB2037722A/en
Application granted granted Critical
Publication of GB2037722B publication Critical patent/GB2037722B/en
Expired 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
    • 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
    • C01F7/473—Removal of organic compounds, e.g. sodium oxalate
    • C01F7/476—Removal of organic compounds, e.g. sodium oxalate by oxidation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB7937672A 1978-11-10 1979-10-31 Removal of organic compounds during the buyer alumina process Expired GB2037722B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU78AU413A HU179404B (en) 1978-11-10 1978-11-10 Process for decomposition of organic materials in aluminate liquor of alum earth-production according to the bayer method,and for separating solide decomposition products

Publications (2)

Publication Number Publication Date
GB2037722A GB2037722A (en) 1980-07-16
GB2037722B true GB2037722B (en) 1983-01-06

Family

ID=10993280

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7937672A Expired GB2037722B (en) 1978-11-10 1979-10-31 Removal of organic compounds during the buyer alumina process

Country Status (10)

Country Link
JP (1) JPS5571626A (en)
BR (2) BR7907236A (en)
CA (1) CA1137760A (en)
DE (1) DE2945152A1 (en)
FR (1) FR2441585A1 (en)
GB (1) GB2037722B (en)
HU (1) HU179404B (en)
IN (1) IN152083B (en)
IT (1) IT1162795B (en)
YU (1) YU40853B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4581208A (en) * 1985-06-26 1986-04-08 Aluminum Company Of America Lowering organic contaminant content in a sodium aluminate solution by oxidation in a packed bed
US4663133A (en) * 1985-09-06 1987-05-05 Kaiser Aluminum & Chemical Corporation Removal of high molecular weight organic compounds from Bayer process caustic liquor
US4678477A (en) * 1986-01-06 1987-07-07 Aluminum Company Of America Process for lowering level of contaminants in Bayer liquor by membrane filtration
US4786482A (en) * 1986-02-03 1988-11-22 Aluminum Company Of America Bayer process for producing aluminum hydroxide having improved whiteness
EP0366824A1 (en) * 1988-11-04 1990-05-09 Vereinigte Aluminium-Werke Aktiengesellschaft Process for the preparation of filterable baehmite aggregates
EP0384272A3 (en) * 1989-02-24 1990-12-27 Vereinigte Aluminium-Werke Aktiengesellschaft Improvements to the catalyzed oxidation of bayer liquor organics
AUPP536598A0 (en) 1998-08-20 1998-09-10 Worsley Alumina Pty Ltd Organic impurity removal process for bayer liquors
AU2005266853B2 (en) * 2004-07-30 2010-09-02 Alcoa Of Australia Limited Method of catalytic wet oxidation of organic contaminants of alkaline solutions
BRPI0513772A (en) * 2004-07-30 2008-05-13 Alcoa Australia method for wet catalytic oxidation of organic contaminants from alkaline solutions
WO2013160714A1 (en) 2012-04-27 2013-10-31 Draka Comteq Bv Hybrid single and multimode optical fiber for a home network

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2806766A (en) * 1952-11-28 1957-09-17 Kaiser Aluminium Chem Corp Process of purifying caustic aluminate liquors
HU166060B (en) * 1973-04-09 1975-01-28

Also Published As

Publication number Publication date
BR7907298A (en) 1980-09-09
JPS5571626A (en) 1980-05-29
FR2441585B1 (en) 1983-07-08
CA1137760A (en) 1982-12-21
IT7927190A0 (en) 1979-11-09
YU40853B (en) 1986-06-30
DE2945152A1 (en) 1980-05-29
DE2945152C2 (en) 1988-07-21
FR2441585A1 (en) 1980-06-13
IT1162795B (en) 1987-04-01
BR7907236A (en) 1980-09-09
GB2037722A (en) 1980-07-16
IN152083B (en) 1983-10-15
YU275279A (en) 1982-10-31
HU179404B (en) 1982-10-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee