GB1045216A - Improvements in or relating to the precipitation of alumina - Google Patents

Improvements in or relating to the precipitation of alumina

Info

Publication number
GB1045216A
GB1045216A GB15475/64A GB1547564A GB1045216A GB 1045216 A GB1045216 A GB 1045216A GB 15475/64 A GB15475/64 A GB 15475/64A GB 1547564 A GB1547564 A GB 1547564A GB 1045216 A GB1045216 A GB 1045216A
Authority
GB
United Kingdom
Prior art keywords
stage
alumina hydrate
seed
alumina
precipitation
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
GB15475/64A
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.)
Alcan Research and Development Ltd
Original Assignee
Aluminium Laboratories Ltd
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 Aluminium Laboratories Ltd filed Critical Aluminium Laboratories Ltd
Publication of GB1045216A publication Critical patent/GB1045216A/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
    • C01F7/04—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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • 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
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer

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)
GB15475/64A 1963-05-06 1964-04-14 Improvements in or relating to the precipitation of alumina Expired GB1045216A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27830563A 1963-05-06 1963-05-06

Publications (1)

Publication Number Publication Date
GB1045216A true GB1045216A (en) 1966-10-12

Family

ID=23064486

Family Applications (1)

Application Number Title Priority Date Filing Date
GB15475/64A Expired GB1045216A (en) 1963-05-06 1964-04-14 Improvements in or relating to the precipitation of alumina

Country Status (4)

Country Link
CH (1) CH441251A (enrdf_load_stackoverflow)
GB (1) GB1045216A (enrdf_load_stackoverflow)
NL (1) NL6404751A (enrdf_load_stackoverflow)
OA (1) OA00071A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2446799A1 (fr) * 1979-01-18 1980-08-14 Aluminum Co Of America Procede de precipitation d'hydroxyde d'aluminium en phase dense, a partir d'une liqueur mere obtenue selon le procede bayer
FR2573414A1 (fr) * 1984-11-22 1986-05-23 Pechiney Aluminium Procede de mise en oeuvre d'un amorcage en deux temps pour l'obtention d'alumine a gros grains

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5456999A (en) * 1977-10-17 1979-05-08 Nippon Light Metal Co Preparation of crude alumina particles
JPS57140316A (en) * 1981-02-20 1982-08-30 Sumitomo Alum Smelt Co Ltd Manufacture of coarse granular aluminum hydroxide

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2446799A1 (fr) * 1979-01-18 1980-08-14 Aluminum Co Of America Procede de precipitation d'hydroxyde d'aluminium en phase dense, a partir d'une liqueur mere obtenue selon le procede bayer
FR2573414A1 (fr) * 1984-11-22 1986-05-23 Pechiney Aluminium Procede de mise en oeuvre d'un amorcage en deux temps pour l'obtention d'alumine a gros grains
EP0184526A1 (fr) * 1984-11-22 1986-06-11 Aluminium Pechiney Procédé de mise en oeuvre d'un amorçage en deux temps pour l'obtention d'alumine à gros grains

Also Published As

Publication number Publication date
NL6404751A (enrdf_load_stackoverflow) 1964-11-09
CH441251A (fr) 1967-08-15
OA00071A (fr) 1966-01-15

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