AT335974B - Verfahren zur herstellung extrem reinen aluminiumoxids - Google Patents

Verfahren zur herstellung extrem reinen aluminiumoxids

Info

Publication number
AT335974B
AT335974B AT541374A AT541374A AT335974B AT 335974 B AT335974 B AT 335974B AT 541374 A AT541374 A AT 541374A AT 541374 A AT541374 A AT 541374A AT 335974 B AT335974 B AT 335974B
Authority
AT
Austria
Prior art keywords
aluminum oxide
pure aluminum
extremely pure
manufacturing extremely
manufacturing
Prior art date
Application number
AT541374A
Other languages
English (en)
Other versions
ATA541374A (de
Inventor
Hans Dr Jedlicka
Original Assignee
Ruthner Industrieanlagen Ag
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 Ruthner Industrieanlagen Ag filed Critical Ruthner Industrieanlagen Ag
Priority to AT541374A priority Critical patent/AT335974B/de
Priority to DE2525929A priority patent/DE2525929C3/de
Priority to FR7520525A priority patent/FR2277037A1/fr
Publication of ATA541374A publication Critical patent/ATA541374A/de
Application granted granted Critical
Publication of AT335974B publication Critical patent/AT335974B/de

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
    • C01F7/48—Halides, with or without other cations besides aluminium
    • C01F7/56—Chlorides
    • 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
    • C01F7/30—Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
    • C01F7/306—Thermal decomposition of hydrated chlorides, e.g. of aluminium trichloride hexahydrate
    • 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
    • C01F7/42—Preparation of aluminium oxide or hydroxide from metallic aluminium, e.g. by oxidation
    • C01F7/428—Preparation of aluminium oxide or hydroxide from metallic aluminium, e.g. by oxidation by oxidation in an aqueous solution

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Treating Waste Gases (AREA)
  • ing And Chemical Polishing (AREA)
AT541374A 1974-07-01 1974-07-01 Verfahren zur herstellung extrem reinen aluminiumoxids AT335974B (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT541374A AT335974B (de) 1974-07-01 1974-07-01 Verfahren zur herstellung extrem reinen aluminiumoxids
DE2525929A DE2525929C3 (de) 1974-07-01 1975-06-11 Verfahren zur Herstellung reinen Aluminiumoxyds
FR7520525A FR2277037A1 (fr) 1974-07-01 1975-06-30 Procede de fabrication d'alumine pure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT541374A AT335974B (de) 1974-07-01 1974-07-01 Verfahren zur herstellung extrem reinen aluminiumoxids

Publications (2)

Publication Number Publication Date
ATA541374A ATA541374A (de) 1976-08-15
AT335974B true AT335974B (de) 1977-04-12

Family

ID=3575529

Family Applications (1)

Application Number Title Priority Date Filing Date
AT541374A AT335974B (de) 1974-07-01 1974-07-01 Verfahren zur herstellung extrem reinen aluminiumoxids

Country Status (3)

Country Link
AT (1) AT335974B (de)
DE (1) DE2525929C3 (de)
FR (1) FR2277037A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2135411C1 (ru) * 1998-05-07 1999-08-27 Томский политехнический университет Электрохимический способ получения оксида алюминия
RU2176985C1 (ru) * 2000-06-30 2001-12-20 Открытое акционерное общество Научно-производственное объединение "Поволжский АвиТИ" Способ получения корунда
WO2015176166A1 (en) * 2014-05-21 2015-11-26 Orbite Technologies Inc. Processes for decomposing aluminum chloride into alumina
US20170260062A1 (en) * 2014-10-03 2017-09-14 Orbite Technologies Inc. Methods for purifying aluminium ions
CA2977549C (en) 2015-02-23 2024-02-20 Polar Sapphire Ltd. Process for making high-purity aluminum oxide

Also Published As

Publication number Publication date
ATA541374A (de) 1976-08-15
FR2277037A1 (fr) 1976-01-30
DE2525929B2 (de) 1977-08-04
DE2525929A1 (de) 1976-01-15
DE2525929C3 (de) 1978-04-06
FR2277037B1 (de) 1981-09-18

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee