GB1419439A - Preparation of alumina - Google Patents

Preparation of alumina

Info

Publication number
GB1419439A
GB1419439A GB4511673A GB4511673A GB1419439A GB 1419439 A GB1419439 A GB 1419439A GB 4511673 A GB4511673 A GB 4511673A GB 4511673 A GB4511673 A GB 4511673A GB 1419439 A GB1419439 A GB 1419439A
Authority
GB
United Kingdom
Prior art keywords
aluminium
alum
aluminium oxide
alumina
oxide
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
GB4511673A
Other languages
English (en)
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.)
BK Giulini Chemie GmbH
Original Assignee
Giulini Gebrueder GmbH
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
Priority to DE19722215594 priority Critical patent/DE2215594C3/de
Priority claimed from DE19722215594 external-priority patent/DE2215594C3/de
Application filed by Giulini Gebrueder GmbH filed Critical Giulini Gebrueder GmbH
Priority to GB4511673A priority patent/GB1419439A/en
Priority to FR7334709A priority patent/FR2245575B1/fr
Publication of GB1419439A publication Critical patent/GB1419439A/en
Expired legal-status Critical Current

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
    • C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water
    • C01F7/441—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by calcination
    • 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
    • C01F7/32—Thermal decomposition of sulfates including complex sulfates, e.g. alums
    • 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
    • C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water

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)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Catalysts (AREA)
GB4511673A 1972-03-30 1973-09-26 Preparation of alumina Expired GB1419439A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19722215594 DE2215594C3 (de) 1972-03-30 Verfahren zur Herstellung von Aluminiumoxid
GB4511673A GB1419439A (en) 1972-03-30 1973-09-26 Preparation of alumina
FR7334709A FR2245575B1 (enExample) 1972-03-30 1973-09-27

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19722215594 DE2215594C3 (de) 1972-03-30 Verfahren zur Herstellung von Aluminiumoxid
GB4511673A GB1419439A (en) 1972-03-30 1973-09-26 Preparation of alumina
FR7334709A FR2245575B1 (enExample) 1972-03-30 1973-09-27

Publications (1)

Publication Number Publication Date
GB1419439A true GB1419439A (en) 1975-12-31

Family

ID=27184270

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4511673A Expired GB1419439A (en) 1972-03-30 1973-09-26 Preparation of alumina

Country Status (2)

Country Link
FR (1) FR2245575B1 (enExample)
GB (1) GB1419439A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112299460A (zh) * 2020-10-27 2021-02-02 中国铝业股份有限公司 一种协同高效氧化铝土矿溶出浆液中硫和有机物的方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112299460A (zh) * 2020-10-27 2021-02-02 中国铝业股份有限公司 一种协同高效氧化铝土矿溶出浆液中硫和有机物的方法

Also Published As

Publication number Publication date
FR2245575A1 (enExample) 1975-04-25
FR2245575B1 (enExample) 1976-10-01
DE2215594B2 (de) 1977-01-27
DE2215594A1 (de) 1973-10-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee