GR1002926B - PROCESS FOR PRODUCTION OF MONOHYDRATE ALUMINA WITH PRESIPITATION FROM SUPERSATURATED ALUMINATE SOLUTIONS AT TEMPERATURES LOWER THAN 100 o C - Google Patents

PROCESS FOR PRODUCTION OF MONOHYDRATE ALUMINA WITH PRESIPITATION FROM SUPERSATURATED ALUMINATE SOLUTIONS AT TEMPERATURES LOWER THAN 100 o C

Info

Publication number
GR1002926B
GR1002926B GR970100253A GR970100253A GR1002926B GR 1002926 B GR1002926 B GR 1002926B GR 970100253 A GR970100253 A GR 970100253A GR 970100253 A GR970100253 A GR 970100253A GR 1002926 B GR1002926 B GR 1002926B
Authority
GR
Greece
Prior art keywords
production
presipitation
temperatures lower
monohydrate alumina
aluminate solutions
Prior art date
Application number
GR970100253A
Other languages
Greek (el)
Inventor
George Panou
Arnold Coppieters
Original Assignee
Universite Libre De Bruxelles Service D'exploitation Des Mines...
Elva (�������� ���������� ����������)
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 Universite Libre De Bruxelles Service D'exploitation Des Mines..., Elva (�������� ���������� ����������), filed Critical Universite Libre De Bruxelles Service D'exploitation Des Mines...
Publication of GR1002926B publication Critical patent/GR1002926B/en

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
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/14—Aluminium oxide or hydroxide from alkali metal aluminates
    • C01F7/144—Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process

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)

Abstract

Process for production of monohydrate alumina (boehmite) with precipitation from supersatured sodium alumininate solutions at temperatures lower than 100 o C.
GR970100253A 1997-06-24 1997-06-24 PROCESS FOR PRODUCTION OF MONOHYDRATE ALUMINA WITH PRESIPITATION FROM SUPERSATURATED ALUMINATE SOLUTIONS AT TEMPERATURES LOWER THAN 100 o C GR1002926B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GR97100253 1997-06-24

Publications (1)

Publication Number Publication Date
GR1002926B true GR1002926B (en) 1998-06-16

Family

ID=10943016

Family Applications (1)

Application Number Title Priority Date Filing Date
GR970100253A GR1002926B (en) 1997-06-24 1997-06-24 PROCESS FOR PRODUCTION OF MONOHYDRATE ALUMINA WITH PRESIPITATION FROM SUPERSATURATED ALUMINATE SOLUTIONS AT TEMPERATURES LOWER THAN 100 o C

Country Status (5)

Country Link
EP (1) EP0996590A1 (en)
AU (1) AU7783398A (en)
CA (1) CA2294478A1 (en)
GR (1) GR1002926B (en)
WO (1) WO1998058876A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116040667A (en) * 2023-02-22 2023-05-02 中国神华能源股份有限公司哈尔乌素露天煤矿 Micron-sized boehmite powder material and preparation method thereof

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2008232308A1 (en) * 2007-03-27 2008-10-02 Alcoa Of Australia Limited Method for precipitating boehmite
WO2009039592A1 (en) * 2007-09-28 2009-04-02 Alcoa Of Australia Limited Method for precipitating boehmite from pre-precipitation bayer liquors
US11674037B2 (en) 2017-09-07 2023-06-13 Adeka Corporation Composition, and flame-retardant resin composition

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0015196A1 (en) * 1979-02-26 1980-09-03 Rhone-Poulenc Specialites Chimiques Process for the preparation of aqueous suspensions of alumina at least partially in the form of ultra-fine boehmite and their applications
US4595581A (en) * 1984-12-10 1986-06-17 Aluminum Company Of America Boehmite production by precipitation from sodium aluminate solution at elevated temperatures
EP0366825A1 (en) * 1988-11-04 1990-05-09 Vereinigte Aluminium-Werke Aktiengesellschaft Process for the preparation of fine platelike boehmite

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0015196A1 (en) * 1979-02-26 1980-09-03 Rhone-Poulenc Specialites Chimiques Process for the preparation of aqueous suspensions of alumina at least partially in the form of ultra-fine boehmite and their applications
US4595581A (en) * 1984-12-10 1986-06-17 Aluminum Company Of America Boehmite production by precipitation from sodium aluminate solution at elevated temperatures
EP0366825A1 (en) * 1988-11-04 1990-05-09 Vereinigte Aluminium-Werke Aktiengesellschaft Process for the preparation of fine platelike boehmite

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
FILIPPOU D ET AL: "FROM BAYER PROCESS LIQUORS TO BOEHMITE AND, THEN, TO ALUMINA: AN ALTERNATIVE ROUTE FOR ALUMINA PRODUCTION?", 21 February 1993, LIGHT METALS, DENVER, FEB. 21 - 25, 1993, NR. MEETING 122, PAGE(S) 119 - 123, SUBODH K DAS, XP000379783 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116040667A (en) * 2023-02-22 2023-05-02 中国神华能源股份有限公司哈尔乌素露天煤矿 Micron-sized boehmite powder material and preparation method thereof

Also Published As

Publication number Publication date
AU7783398A (en) 1999-01-04
CA2294478A1 (en) 1998-12-30
EP0996590A1 (en) 2000-05-03
WO1998058876A1 (en) 1998-12-30

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