CA1137760A - Process for the removal of organic compounds from alum earth production cycle - Google Patents

Process for the removal of organic compounds from alum earth production cycle

Info

Publication number
CA1137760A
CA1137760A CA000339563A CA339563A CA1137760A CA 1137760 A CA1137760 A CA 1137760A CA 000339563 A CA000339563 A CA 000339563A CA 339563 A CA339563 A CA 339563A CA 1137760 A CA1137760 A CA 1137760A
Authority
CA
Canada
Prior art keywords
oxygen
liquor
containing gas
pressure
heated
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
CA000339563A
Other languages
English (en)
French (fr)
Inventor
Ivan Feher
Janos Zambo
Maria O. Kelemen
Karoly Solymar
Janos Steiner
Jozsef Matyasi
Zoltan Szabo
Ibolya-Perl Molnar
Margit-Szakacs Pinter
Laszlo Maros
Siegfried H. Ziegenbalg
Dieter Lowe
Rudolf Siebert
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.)
Mansfeld Kombinat Wilhelm Pieck VEB
Magyar Aluminiumipari Troeszt
Original Assignee
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 Mansfeld Kombinat Wilhelm Pieck VEB, Magyar Aluminiumipari Troeszt filed Critical Mansfeld Kombinat Wilhelm Pieck VEB
Application granted granted Critical
Publication of CA1137760A publication Critical patent/CA1137760A/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)
CA000339563A 1978-11-10 1979-11-09 Process for the removal of organic compounds from alum earth production cycle Expired CA1137760A (en)

Applications Claiming Priority (2)

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
HUAU-413 1978-11-10

Publications (1)

Publication Number Publication Date
CA1137760A true CA1137760A (en) 1982-12-21

Family

ID=10993280

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000339563A Expired CA1137760A (en) 1978-11-10 1979-11-09 Process for the removal of organic compounds from alum earth production cycle

Country Status (10)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9869814B2 (en) 2012-04-27 2018-01-16 Draka Comteq, B.V. Hybrid single-mode and multimode optical fiber

Families Citing this family (9)

* 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 (de) * 1988-11-04 1990-05-09 Vereinigte Aluminium-Werke Aktiengesellschaft Verfahren zur Gewinnung von flitterartigen Böhmitaggregaten
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
WO2006010218A1 (en) * 2004-07-30 2006-02-02 Alcoa Of Australia Limited Method of catalytic wet oxidation of organic contaminants of alkaline solutions
AU2005266853B2 (en) * 2004-07-30 2010-09-02 Alcoa Of Australia Limited Method of catalytic wet oxidation of organic contaminants of alkaline solutions

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 (hu) * 1973-04-09 1975-01-28

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9869814B2 (en) 2012-04-27 2018-01-16 Draka Comteq, B.V. Hybrid single-mode and multimode optical fiber

Also Published As

Publication number Publication date
YU275279A (en) 1982-10-31
IT7927190A0 (it) 1979-11-09
HU179404B (en) 1982-10-28
IN152083B (hu) 1983-10-15
BR7907298A (pt) 1980-09-09
GB2037722A (en) 1980-07-16
DE2945152A1 (de) 1980-05-29
IT1162795B (it) 1987-04-01
GB2037722B (en) 1983-01-06
BR7907236A (pt) 1980-09-09
JPS5571626A (en) 1980-05-29
YU40853B (en) 1986-06-30
DE2945152C2 (hu) 1988-07-21
FR2441585A1 (fr) 1980-06-13
FR2441585B1 (hu) 1983-07-08

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Legal Events

Date Code Title Description
MKEX Expiry