FR2209720A1 - - Google Patents

Info

Publication number
FR2209720A1
FR2209720A1 FR7342902A FR7342902A FR2209720A1 FR 2209720 A1 FR2209720 A1 FR 2209720A1 FR 7342902 A FR7342902 A FR 7342902A FR 7342902 A FR7342902 A FR 7342902A FR 2209720 A1 FR2209720 A1 FR 2209720A1
Authority
FR
France
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
FR7342902A
Other languages
French (fr)
Other versions
FR2209720B1 (xx
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.)
Elkem ASA
Original Assignee
Elkem Spigerverket AS
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 Elkem Spigerverket AS filed Critical Elkem Spigerverket AS
Publication of FR2209720A1 publication Critical patent/FR2209720A1/fr
Application granted granted Critical
Publication of FR2209720B1 publication Critical patent/FR2209720B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/18—Electrolytes
    • 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
    • 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
    • C01B7/192—Preparation from fluorspar
    • 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)
  • Inorganic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Silicon Compounds (AREA)
  • Glass Compositions (AREA)
FR7342902A 1972-12-12 1973-11-30 Expired FR2209720B1 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO457572 1972-12-12

Publications (2)

Publication Number Publication Date
FR2209720A1 true FR2209720A1 (xx) 1974-07-05
FR2209720B1 FR2209720B1 (xx) 1976-11-19

Family

ID=19880432

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7342902A Expired FR2209720B1 (xx) 1972-12-12 1973-11-30

Country Status (16)

Country Link
JP (1) JPS4989699A (xx)
BE (1) BE808517A (xx)
BR (1) BR7309669D0 (xx)
CA (1) CA1032334A (xx)
CH (1) CH598362A5 (xx)
CS (1) CS197229B2 (xx)
DE (1) DE2361589A1 (xx)
EG (1) EG11198A (xx)
ES (1) ES420918A1 (xx)
FR (1) FR2209720B1 (xx)
GB (1) GB1449837A (xx)
HU (1) HU166988B (xx)
IN (1) IN140244B (xx)
IT (1) IT1001660B (xx)
NL (1) NL7316879A (xx)
YU (1) YU36544B (xx)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3116971A (en) * 1961-02-07 1964-01-07 Reynolds Metals Co Method for the concurrent production of alkali metal aluminate and hydrogen fluoride

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3116971A (en) * 1961-02-07 1964-01-07 Reynolds Metals Co Method for the concurrent production of alkali metal aluminate and hydrogen fluoride

Also Published As

Publication number Publication date
JPS4989699A (xx) 1974-08-27
ES420918A1 (es) 1976-04-01
AU6339773A (en) 1975-06-12
FR2209720B1 (xx) 1976-11-19
IN140244B (xx) 1976-10-02
YU294173A (en) 1982-02-25
BR7309669D0 (pt) 1974-08-29
DE2361589A1 (de) 1974-06-20
NL7316879A (xx) 1974-06-14
YU36544B (en) 1984-02-29
CA1032334A (en) 1978-06-06
CS197229B2 (en) 1980-04-30
GB1449837A (en) 1976-09-15
CH598362A5 (xx) 1978-04-28
BE808517A (fr) 1974-03-29
IT1001660B (it) 1976-04-30
HU166988B (xx) 1975-07-28
EG11198A (en) 1978-06-30

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse