JPS5456999A - Preparation of crude alumina particles - Google Patents

Preparation of crude alumina particles

Info

Publication number
JPS5456999A
JPS5456999A JP12345677A JP12345677A JPS5456999A JP S5456999 A JPS5456999 A JP S5456999A JP 12345677 A JP12345677 A JP 12345677A JP 12345677 A JP12345677 A JP 12345677A JP S5456999 A JPS5456999 A JP S5456999A
Authority
JP
Japan
Prior art keywords
preparation
alumina particles
crude alumina
crude
particles
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.)
Granted
Application number
JP12345677A
Other languages
Japanese (ja)
Other versions
JPS5761692B2 (en
Inventor
Mikio Kanehara
Akio Kainuma
Mizuyoshi Fujiike
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.)
Nippon Light Metal Co Ltd
Original Assignee
Nippon Light Metal Co 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 Nippon Light Metal Co Ltd filed Critical Nippon Light Metal Co Ltd
Priority to JP12345677A priority Critical patent/JPS5456999A/en
Priority to YU00384/78A priority patent/YU38478A/en
Priority to AU33421/78A priority patent/AU506136B2/en
Priority to FR7804697A priority patent/FR2405902A1/en
Priority to DE2807245A priority patent/DE2807245C2/en
Priority to HU78NI210A priority patent/HU178662B/en
Publication of JPS5456999A publication Critical patent/JPS5456999A/en
Publication of JPS5761692B2 publication Critical patent/JPS5761692B2/ja
Granted 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
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
JP12345677A 1977-10-17 1977-10-17 Preparation of crude alumina particles Granted JPS5456999A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP12345677A JPS5456999A (en) 1977-10-17 1977-10-17 Preparation of crude alumina particles
YU00384/78A YU38478A (en) 1977-10-17 1978-02-20 Process for producing coarse aluminum oxide
AU33421/78A AU506136B2 (en) 1977-10-17 1978-02-20 Process for producing coarse alumina
FR7804697A FR2405902A1 (en) 1977-10-17 1978-02-20 Coarse alumina prodn. by Bayer process - by seeding part of pregnant liquid in agglomeration stage and rest in cementation stage
DE2807245A DE2807245C2 (en) 1977-10-17 1978-02-20 Process for the production of coarse alumina
HU78NI210A HU178662B (en) 1977-10-17 1978-02-21 Process for producing coarse granulated aluminiumoxide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12345677A JPS5456999A (en) 1977-10-17 1977-10-17 Preparation of crude alumina particles

Publications (2)

Publication Number Publication Date
JPS5456999A true JPS5456999A (en) 1979-05-08
JPS5761692B2 JPS5761692B2 (en) 1982-12-25

Family

ID=14861055

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12345677A Granted JPS5456999A (en) 1977-10-17 1977-10-17 Preparation of crude alumina particles

Country Status (6)

Country Link
JP (1) JPS5456999A (en)
AU (1) AU506136B2 (en)
DE (1) DE2807245C2 (en)
FR (1) FR2405902A1 (en)
HU (1) HU178662B (en)
YU (1) YU38478A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009242136A (en) * 2008-03-28 2009-10-22 Sumitomo Chemical Co Ltd Production method of aluminum hydroxide

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4305913A (en) * 1980-08-06 1981-12-15 Kaiser Aluminum & Chemical Corporation Alumina hydrate production from Bayer liquor by seeding
JPS57140316A (en) * 1981-02-20 1982-08-30 Sumitomo Alum Smelt Co Ltd Manufacture of coarse granular aluminum hydroxide
JPS6085789U (en) * 1983-11-18 1985-06-13 福岡　敏郎 magnetic recording tape
US4511542A (en) * 1984-05-24 1985-04-16 Kaiser Aluminum & Chemical Corporation Bayer process production of alumina hydrate
JPH0314792U (en) * 1989-06-22 1991-02-14
US5102426A (en) * 1990-02-14 1992-04-07 Alcan International Limited Process for precipitating alumina from bayer process liquor
US5163973A (en) * 1990-02-14 1992-11-17 Alcan Internatinal Limited Process for producing low soda alumina

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2707669A (en) * 1951-02-06 1955-05-03 Kaiser Aluminium Chem Corp Alumina production
GB1045216A (en) * 1963-05-06 1966-10-12 Aluminium Lab Ltd Improvements in or relating to the precipitation of alumina

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009242136A (en) * 2008-03-28 2009-10-22 Sumitomo Chemical Co Ltd Production method of aluminum hydroxide

Also Published As

Publication number Publication date
FR2405902A1 (en) 1979-05-11
DE2807245C2 (en) 1983-05-11
DE2807245A1 (en) 1979-05-03
HU178662B (en) 1982-06-28
FR2405902B1 (en) 1981-05-29
AU3342178A (en) 1979-08-30
YU38478A (en) 1982-06-30
AU506136B2 (en) 1979-12-13
JPS5761692B2 (en) 1982-12-25

Similar Documents

Publication Publication Date Title
GB2002378B (en) Preparation of oligo-imides
JPS55149124A (en) Manufacture of alumina
JPS5453141A (en) Separation of anthocyanine
JPS5447795A (en) Preparation of polyvivyl butyral
JPS5422489A (en) Preparation of polybutylal having improved property
JPS5388278A (en) Separation of solid particles
JPS5498800A (en) Preparation of vincadiformin
GB1542557A (en) Manufacture of spherical alumina particles
JPS5456999A (en) Preparation of crude alumina particles
IL55534A (en) Preparation of halogenovinyl-substituted tetrahydrofuran-2-ones and certain such novel compounds
JPS5460387A (en) Preparation of polyisobuthene
JPS5472286A (en) Preparation of 11alkene
GB1549734A (en) Preparation of slurries
IL52239A0 (en) Preparation of alpha-ketocarboxamides
IL52021A (en) Preparation of , -di-n-propyl-acetonitrile
NZ184327A (en) Preparation of di-n-propyl-acetamide
AU4213978A (en) Preparation of phenylbutenones
IL52238A0 (en) Preparation of alpha-ketocarboxamides
JPS5426999A (en) Method of making alumina
JPS5485828A (en) Preparation of cases
AU4069178A (en) Preparation of 6-thiatetracycline
IE781843L (en) Preparation of morpholinodithiothiazoles
ZA78239B (en) Preparation of substituted thiadiazoles
JPS5463076A (en) Purification of crude 22mercaptobenzothiazole
JPS5449301A (en) Preparation of collangen containing no pyrogen