GB895447A - Improvements in or relating to the purification of alumina - Google Patents

Improvements in or relating to the purification of alumina

Info

Publication number
GB895447A
GB895447A GB2534/62A GB253462A GB895447A GB 895447 A GB895447 A GB 895447A GB 2534/62 A GB2534/62 A GB 2534/62A GB 253462 A GB253462 A GB 253462A GB 895447 A GB895447 A GB 895447A
Authority
GB
United Kingdom
Prior art keywords
alumina
titanium
bath
carbon
purification
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
GB2534/62A
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.)
Pechiney SA
Original Assignee
Pechiney SA
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 Pechiney SA filed Critical Pechiney SA
Publication of GB895447A publication Critical patent/GB895447A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00Compounds of aluminium
    • C01F7/02Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/38Preparation of aluminium oxide by thermal reduction of aluminous minerals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/005Electro-mechanical devices, e.g. switched
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00Compounds of aluminium
    • C01F7/02Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/46Purification of aluminium oxide, aluminium hydroxide or aluminates
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H21/00Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
    • H01H21/02Details
    • H01H21/18Movable parts; Contacts mounted thereon
    • H01H21/22Operating parts, e.g. handle
    • H01H21/24Operating parts, e.g. handle biased to return to normal position upon removal of operating force

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Thermal Sciences (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
GB2534/62A 1957-09-13 1958-09-05 Improvements in or relating to the purification of alumina Expired GB895447A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR895446X 1957-09-13
FR895447X 1958-05-10

Publications (1)

Publication Number Publication Date
GB895447A true GB895447A (en) 1962-05-02

Family

ID=31979958

Family Applications (2)

Application Number Title Priority Date Filing Date
GB2534/62A Expired GB895447A (en) 1957-09-13 1958-09-05 Improvements in or relating to the purification of alumina
GB28626/58A Expired GB895446A (en) 1957-09-13 1958-09-05 Process for making alumina

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB28626/58A Expired GB895446A (en) 1957-09-13 1958-09-05 Process for making alumina

Country Status (2)

Country Link
GB (2) GB895447A (https=)
NL (3) NL231256A (https=)

Also Published As

Publication number Publication date
NL231256A (https=)
NL113927C (https=)
NL285134A (https=)
GB895446A (en) 1962-05-02

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