IT8621606A0 - Rimozione di composti organici di peso molecolare elevato da un liquido caustico del processo bayer. - Google Patents

Rimozione di composti organici di peso molecolare elevato da un liquido caustico del processo bayer.

Info

Publication number
IT8621606A0
IT8621606A0 IT8621606A IT2160686A IT8621606A0 IT 8621606 A0 IT8621606 A0 IT 8621606A0 IT 8621606 A IT8621606 A IT 8621606A IT 2160686 A IT2160686 A IT 2160686A IT 8621606 A0 IT8621606 A0 IT 8621606A0
Authority
IT
Italy
Prior art keywords
removal
molecular weight
high molecular
organic compounds
weight organic
Prior art date
Application number
IT8621606A
Other languages
English (en)
Other versions
IT1197470B (it
Inventor
John T Malito Morris Roberson
Original Assignee
Kaiser Aluminum E Chemical Cor
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 Kaiser Aluminum E Chemical Cor filed Critical Kaiser Aluminum E Chemical Cor
Publication of IT8621606A0 publication Critical patent/IT8621606A0/it
Application granted granted Critical
Publication of IT1197470B publication Critical patent/IT1197470B/it

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)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
IT21606/86A 1985-09-06 1986-09-05 Rimozione di composti organici di peso molecolare elevato da un liquido caustico del processo bayer IT1197470B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/773,265 US4663133A (en) 1985-09-06 1985-09-06 Removal of high molecular weight organic compounds from Bayer process caustic liquor

Publications (2)

Publication Number Publication Date
IT8621606A0 true IT8621606A0 (it) 1986-09-05
IT1197470B IT1197470B (it) 1988-11-30

Family

ID=25097698

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21606/86A IT1197470B (it) 1985-09-06 1986-09-05 Rimozione di composti organici di peso molecolare elevato da un liquido caustico del processo bayer

Country Status (7)

Country Link
US (1) US4663133A (it)
AU (1) AU575013B2 (it)
BR (1) BR8604269A (it)
CA (1) CA1244628A (it)
DE (1) DE3630377A1 (it)
IE (1) IE59497B1 (it)
IT (1) IT1197470B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3512404A1 (de) * 1985-04-04 1986-10-09 Vereinigte Aluminium-Werke AG, 1000 Berlin und 5300 Bonn Verfahren zur verminderung der organischen bestandteile in aluminatlaugen
US4994253A (en) * 1985-04-04 1991-02-19 Vereinigte Aluminium-Werke Ag Process for the production of large boehmite particles
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
US7067106B2 (en) * 2003-06-30 2006-06-27 Nalco Company Aluminum hydroxide, made via the bayer process, with low organic carbon
WO2022174005A1 (en) 2021-02-12 2022-08-18 Ecolab Usa Inc. Purification of bauxite ores using boronic acid-functional compounds

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4530458Y1 (it) * 1967-10-28 1970-11-21
SU335920A1 (ru) * 1970-02-02 1978-02-28 Savchenko A I Способ очистки алюминатно-щелочных растворов
JPS54110199A (en) * 1978-02-17 1979-08-29 Sumitomo Aluminium Smelting Co Method of removing organics from circulating aluminic acid alkali solution
JPS5562809A (en) * 1978-11-06 1980-05-12 Mitsui Arumina Seizo Kk Purifying method of sodium aluminate solution
HU179404B (en) * 1978-11-10 1982-10-28 Magyar Aluminium Process for decomposition of organic materials in aluminate liquor of alum earth-production according to the bayer method,and for separating solide decomposition products
SU1057423A1 (ru) * 1982-02-05 1983-11-30 Московский Ордена Октябрьской Революции И Ордена Трудового Красного Знамени Институт Стали И Сплавов Способ очистки алюминатных растворов с высоким начальным содержанием органических примесей
JPS59227720A (ja) * 1983-06-03 1984-12-21 Nippon Light Metal Co Ltd アルミン酸ソ−ダ溶液中の有機物の酸化分解方法
AU601252B2 (en) * 1986-12-24 1990-09-06 Commonwealth Scientific And Industrial Research Organisation Removal of humates from bayer process liquors

Also Published As

Publication number Publication date
US4663133A (en) 1987-05-05
AU6238786A (en) 1987-03-12
DE3630377C2 (it) 1988-09-01
IE59497B1 (en) 1994-03-09
IE862369L (en) 1987-03-06
CA1244628A (en) 1988-11-15
IT1197470B (it) 1988-11-30
BR8604269A (pt) 1987-05-05
DE3630377A1 (de) 1987-03-12
AU575013B2 (en) 1988-07-14

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970925