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BR8207563A - Processo de preparacao de alumina de alta pureza e alumina em transicao - Google Patents

Processo de preparacao de alumina de alta pureza e alumina em transicao

Info

Publication number
BR8207563A
BR8207563A BR8207563A BR8207563A BR8207563A BR 8207563 A BR8207563 A BR 8207563A BR 8207563 A BR8207563 A BR 8207563A BR 8207563 A BR8207563 A BR 8207563A BR 8207563 A BR8207563 A BR 8207563A
Authority
BR
Brazil
Prior art keywords
aluminum chloride
chloride hexahydrate
aluminum
crystals
preparation
Prior art date
Application number
BR8207563A
Other languages
English (en)
Inventor
Gurtner Bernard
Barral Robert
Bachelard Roland
Original Assignee
Ugine Kuhlmann
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 Ugine Kuhlmann filed Critical Ugine Kuhlmann
Publication of BR8207563A publication Critical patent/BR8207563A/pt

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
    • 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
    • C01F7/20—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts
    • C01F7/22—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts with halides or halogen acids
    • 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
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Catalysts (AREA)
BR8207563A 1981-12-30 1982-12-29 Processo de preparacao de alumina de alta pureza e alumina em transicao BR8207563A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8124486A FR2518986B1 (fr) 1981-12-30 1981-12-30 Procede de preparation d'alumines de haute purete a partir de solutions impures de chlorure d'aluminium

Publications (1)

Publication Number Publication Date
BR8207563A true BR8207563A (pt) 1983-10-25

Family

ID=9265517

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8207563A BR8207563A (pt) 1981-12-30 1982-12-29 Processo de preparacao de alumina de alta pureza e alumina em transicao

Country Status (12)

Country Link
US (1) US4486402A (pt)
EP (1) EP0083275B1 (pt)
JP (1) JPS58120518A (pt)
KR (1) KR840002328A (pt)
AT (1) ATE15358T1 (pt)
AU (1) AU9197782A (pt)
BR (1) BR8207563A (pt)
CA (1) CA1211921A (pt)
DE (1) DE3266069D1 (pt)
FR (1) FR2518986B1 (pt)
IL (1) IL67575A0 (pt)
ZA (1) ZA829554B (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60171220A (ja) * 1984-02-14 1985-09-04 Nippon Cement Co Ltd アルミナ多孔体の製造方法
JPH0338942U (pt) * 1989-08-28 1991-04-15
FR2780392B1 (fr) * 1998-06-25 2000-08-25 Rhodia Chimie Sa Nouvelle alumine, son procede de preparation et son utilisation en tant que catalyseur, support de catalyseur ou adsorbant
KR100920231B1 (ko) * 2007-09-28 2009-10-05 한국전력공사 마이크로파 열원을 이용한 석탄회로부터 고순도 알루미나의 추출방법 및 이 방법에 사용하기 위한 마이크로파 추출장치
WO2014011455A1 (en) * 2012-07-09 2014-01-16 Kaonetics Technologies, Inc. Method and apparatus for producing hydrogen and aluminum oxide from aluminum
RU2564360C2 (ru) * 2012-08-01 2015-09-27 Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" Способ получения глинозема
WO2014094155A1 (en) * 2012-12-17 2014-06-26 Polar Sapphire Ltd. Process for making high-purity aluminum oxide
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
KR102614181B1 (ko) * 2018-02-02 2023-12-15 티엔치 리튬 퀴나나 피티와이 리미티드 리튬 슬래그로부터 가치물을 추출하기 위한 방법
US11746021B2 (en) * 2019-04-18 2023-09-05 Nextchem, Llc High purity aluminum oxide via electrodialysis
BR112023017854A2 (pt) * 2021-03-05 2023-12-05 Alcoa Australia Método de preparação de alumina
CN112897560B (zh) * 2021-03-19 2022-12-02 内蒙古工业大学 一种煤矸石制备高纯氧化铝的方法
CN116239135B (zh) * 2022-12-27 2023-10-27 宿迁华虹电子工业有限公司 一种具有预处理加料设备的氯化铝结晶工艺

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB205563A (en) * 1922-07-18 1923-10-18 Griesheim Elektron Chem Fab Process for the production of aluminium chloride and alumina
FR1419879A (fr) * 1964-10-23 1965-12-03 Pechiney Prod Chimiques Sa Procédé d'obtention d'alumine pure à partir de chlorure d'aluminium hydraté, impur
US3406010A (en) * 1965-09-08 1968-10-15 Anaconda Co Recovery of pure crystals of aici3.6h2o and production of aluminum oxide product therefrom
US3652232A (en) * 1970-06-25 1972-03-28 Pearsall Corp Method for the purification of hydrous aluminum chloride
JPS5121631B2 (pt) * 1973-04-13 1976-07-03
US4056363A (en) * 1974-03-21 1977-11-01 Georg Messner Apparatus for the fabrication of pure alumina from Al2 O3 and silica containing raw materials by leaching with hydrochloric acid
GB1603461A (en) * 1977-03-25 1981-11-25 Grace W R & Co Process for preparing crystalline allumina
DD137575B1 (de) * 1978-07-31 1980-12-24 Mansfeld Kombinat W Pieck Veb Verfahren zur herstellung von reinem aluminiumchloridhexahydrat
US4259311A (en) * 1979-07-24 1981-03-31 The United States Of America As Represented By The Secretary Of The Interior Decomposition of AlCl3.6H2 O in H2 atmosphere

Also Published As

Publication number Publication date
IL67575A0 (en) 1983-05-15
US4486402A (en) 1984-12-04
FR2518986A1 (fr) 1983-07-01
DE3266069D1 (en) 1985-10-10
ZA829554B (en) 1983-09-28
KR840002328A (ko) 1984-06-25
EP0083275A1 (fr) 1983-07-06
JPH0249247B2 (pt) 1990-10-29
AU9197782A (en) 1983-07-07
ATE15358T1 (de) 1985-09-15
CA1211921A (fr) 1986-09-30
EP0083275B1 (fr) 1985-09-04
JPS58120518A (ja) 1983-07-18
FR2518986B1 (fr) 1985-09-06

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