CA1072299A - Production of alumina from ores - Google Patents

Production of alumina from ores

Info

Publication number
CA1072299A
CA1072299A CA232,702A CA232702A CA1072299A CA 1072299 A CA1072299 A CA 1072299A CA 232702 A CA232702 A CA 232702A CA 1072299 A CA1072299 A CA 1072299A
Authority
CA
Canada
Prior art keywords
mother liquor
separated
crystals
aluminum
alf3
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
CA232,702A
Other languages
English (en)
French (fr)
Other versions
CA232702S (en
Inventor
Tadeusz K. Wiewiorowski
David J. Miller
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.)
Freeport Minerals Co
Original Assignee
Freeport Minerals Co
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 Freeport Minerals Co filed Critical Freeport Minerals Co
Application granted granted Critical
Publication of CA1072299A publication Critical patent/CA1072299A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0009—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/191—Hydrogen fluoride
    • 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
    • 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
    • C01F7/48—Halides, with or without other cations besides aluminium
    • C01F7/50—Fluorides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
CA232,702A 1974-08-12 1975-08-01 Production of alumina from ores Expired CA1072299A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/496,577 US3961030A (en) 1974-08-12 1974-08-12 Production of alumina from ores

Publications (1)

Publication Number Publication Date
CA1072299A true CA1072299A (en) 1980-02-26

Family

ID=23973254

Family Applications (1)

Application Number Title Priority Date Filing Date
CA232,702A Expired CA1072299A (en) 1974-08-12 1975-08-01 Production of alumina from ores

Country Status (6)

Country Link
US (1) US3961030A (OSRAM)
JP (1) JPS5144600A (OSRAM)
CA (1) CA1072299A (OSRAM)
DE (1) DE2535659A1 (OSRAM)
FR (1) FR2281992A1 (OSRAM)
GB (1) GB1510718A (OSRAM)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4172879A (en) * 1974-08-12 1979-10-30 Freeport Minerals Company Ferric iron removal from aluminum fluoride solutions
US4069296A (en) * 1976-10-08 1978-01-17 Huang Wen H Process for the extraction of aluminum from aluminum ores
AT376632B (de) * 1979-06-15 1984-12-10 Ruthner Industrieanlagen Ag Verfahren und anlage zur gewinnung bzw. rueckgewinnung von flussaeure
US4743271A (en) * 1983-02-17 1988-05-10 Williams Technologies, Inc. Process for producing a clean hydrocarbon fuel
US4695290A (en) * 1983-07-26 1987-09-22 Integrated Carbons Corporation Integrated coal cleaning process with mixed acid regeneration
US4539187A (en) * 1983-10-21 1985-09-03 Hydro Fuels, Inc. Method for separating and recovering silica, aluminum and iron from fly ash, mineral ores and mine tailings
US4753033A (en) * 1985-03-24 1988-06-28 Williams Technologies, Inc. Process for producing a clean hydrocarbon fuel from high calcium coal
US4818510A (en) * 1985-10-21 1989-04-04 Quartz Technology, Inc. Modified close fraction batch process for purification of SiO2
US5242670A (en) * 1992-07-02 1993-09-07 Gehringer Ronald C Method for hydrofluoric acid digestion of silica/alumina matrix material for the production of silicon tetrafluoride, aluminum fluoride and other residual metal fluorides and oxides
EP1345853A2 (en) * 2000-12-31 2003-09-24 Ati-Aluminum Technologies Israel Ltd. Production of aluminum compounds and silica from ores
AU2002953499A0 (en) * 2002-12-20 2003-01-09 Advortech Holdings Pty Ltd Process for purifying inorganic materials
CN100465096C (zh) * 2007-05-08 2009-03-04 浙江大学 一种以煤系高岭岩或粉煤灰为原料制备片状氧化铝的方法
US20110078948A1 (en) * 2009-10-01 2011-04-07 Chandrashekhar Ganpatrao Sonwane Ash removal from coal: process to avoid large quantities of hydrogen fluoride on-site
RU2647041C1 (ru) * 2016-09-30 2018-03-13 Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" Способ получения металлургического глинозема (варианты)
CN112811452A (zh) * 2021-02-06 2021-05-18 达州励志环保科技有限公司 一种氟化铝生产方法
CN113718107B (zh) * 2021-09-02 2022-08-02 中南大学 一种从富锂铝电解质废渣中高效提锂和制备无水氟化铝的方法
CN115403952B (zh) * 2022-10-28 2023-01-24 广东腐蚀科学与技术创新研究院 一种改性荧光蒙脱石纳米复合填料及其制备方法和uv湿气双固化涂料

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US508796A (en) * 1893-11-14 On-the-saale
US1036453A (en) * 1912-06-04 1912-08-20 David H Childs Process of producing aluminum fluorid.
US1237488A (en) * 1913-02-21 1917-08-21 John Sherman Hoyt Process for obtaining aluminium fluorid.
US1391172A (en) * 1919-10-28 1921-09-20 Charles A Doremus Production of aluminum salts
US1403183A (en) * 1921-01-19 1922-01-10 Aluminum Co Of America Process for producing granular aluminum fluoride
US2842428A (en) * 1951-06-01 1958-07-08 American Cyanamid Co Production of purified titanium dioxide pigment
US2920938A (en) * 1956-08-16 1960-01-12 Int Minerals & Chem Corp Method for manufacture of aluminum fluoride
US2958575A (en) * 1958-04-21 1960-11-01 Dow Chemical Co Preparation of aluminum fluoride
US3057681A (en) * 1960-01-13 1962-10-09 Kaiser Aluminium Chem Corp Producing aluminum fluoride

Also Published As

Publication number Publication date
FR2281992A1 (fr) 1976-03-12
GB1510718A (en) 1978-05-17
US3961030A (en) 1976-06-01
FR2281992B1 (OSRAM) 1980-05-16
DE2535659A1 (de) 1976-03-04
JPS5144600A (OSRAM) 1976-04-16

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Legal Events

Date Code Title Description
MKEX Expiry