NO882373L - Fremgangsmaate for silicopyrohydrolysebehandling av bruktehall-heroult-elektrolysetanker. - Google Patents

Fremgangsmaate for silicopyrohydrolysebehandling av bruktehall-heroult-elektrolysetanker.

Info

Publication number
NO882373L
NO882373L NO882373A NO882373A NO882373L NO 882373 L NO882373 L NO 882373L NO 882373 A NO882373 A NO 882373A NO 882373 A NO882373 A NO 882373A NO 882373 L NO882373 L NO 882373L
Authority
NO
Norway
Prior art keywords
silicopyrohydrolyse
procedure
treatment
electrolysis tanks
used hall
Prior art date
Application number
NO882373A
Other languages
English (en)
Other versions
NO166922C (no
NO166922B (no
NO882373D0 (no
Inventor
Michel Leroy
Original Assignee
Pechiney Aluminium
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 Aluminium filed Critical Pechiney Aluminium
Publication of NO882373D0 publication Critical patent/NO882373D0/no
Publication of NO882373L publication Critical patent/NO882373L/no
Publication of NO166922B publication Critical patent/NO166922B/no
Publication of NO166922C publication Critical patent/NO166922C/no

Links

Classifications

    • 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
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/32—Alkali metal silicates
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)
  • Treating Waste Gases (AREA)
  • Removal Of Specific Substances (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Silicon Compounds (AREA)
NO882373A 1987-06-01 1988-05-30 Fremgaagsmaate for silico-pyrohydrolysebehandling av brukte hall-heroult elektrolysetankutforinger. NO166922C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8708012A FR2615764B1 (fr) 1987-06-01 1987-06-01 Procede de traitement, par silicopyrohydrolyse, de brasquages uses provenant de cuves d'electrolyse hall-heroult

Publications (4)

Publication Number Publication Date
NO882373D0 NO882373D0 (no) 1988-05-30
NO882373L true NO882373L (no) 1988-12-02
NO166922B NO166922B (no) 1991-06-10
NO166922C NO166922C (no) 1991-09-18

Family

ID=9351847

Family Applications (1)

Application Number Title Priority Date Filing Date
NO882373A NO166922C (no) 1987-06-01 1988-05-30 Fremgaagsmaate for silico-pyrohydrolysebehandling av brukte hall-heroult elektrolysetankutforinger.

Country Status (17)

Country Link
EP (1) EP0294300B1 (no)
CN (1) CN1013248B (no)
AU (1) AU603672B2 (no)
BR (1) BR8802626A (no)
CA (1) CA1334049C (no)
DE (1) DE3867130D1 (no)
ES (1) ES2027410T3 (no)
FR (1) FR2615764B1 (no)
GR (1) GR3003448T3 (no)
HU (1) HU204717B (no)
IN (1) IN169595B (no)
IS (1) IS1513B (no)
NO (1) NO166922C (no)
NZ (1) NZ224814A (no)
RU (1) RU1782226C (no)
YU (1) YU46337B (no)
ZA (1) ZA883823B (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE467224B (sv) * 1989-01-25 1992-06-15 Skf Plasma Tech Foerfarande och anordning foer att oeverfoera urlakningsbara substanser i avfallsmaterial till gas eller till lakningsstabila foereningar
FR2664297B1 (fr) * 1990-07-04 1992-09-11 Pechiney Aluminium Procede de traitement par choc thermique de brasquages uses provenant de cuves d'electrolyse hall-heroult.
NO176648C (no) * 1991-11-07 1995-05-10 Elkem Technology Fremgangsmåte for behandling av brukte katodebunner
DE69427692T2 (de) * 1993-04-06 2002-05-02 Ausmelt Ltd Schmelzen von kohlenstoffhaltigem material
CN101804996B (zh) * 2010-04-02 2011-12-21 北京矿冶研究总院 一种从电解铝废阴极炭块中回收氟化钠的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2338336A1 (fr) * 1976-01-13 1977-08-12 Pechiney Aluminium Nouveau procede de brasquage des cuves pour electrolyse ignee
US4113832A (en) * 1977-11-28 1978-09-12 Kaiser Aluminum & Chemical Corporation Process for the utilization of waste materials from electrolytic aluminum reduction systems
US4160808A (en) * 1978-05-30 1979-07-10 Andersen John N Pyrohydrolysis process for spent aluminum reduction cell linings
DE2942439C2 (de) * 1979-10-20 1981-10-15 Vereinigte Aluminium-Werke Ag, 5300 Bonn Verfahren und Vorrichtung zur Gewinnung von Fluorwasserstoff aus fluorhaltigen Materialien durch Pyrohydrolyse
AU611868B2 (en) * 1986-12-22 1991-06-27 Comalco Aluminium Limited Recovery of fluoride values from waste materials

Also Published As

Publication number Publication date
NO166922C (no) 1991-09-18
HU204717B (en) 1992-02-28
EP0294300B1 (fr) 1991-12-27
YU105488A (en) 1989-06-30
ZA883823B (en) 1989-02-22
FR2615764B1 (fr) 1989-08-18
IN169595B (no) 1991-11-16
IS3352A7 (is) 1988-12-02
CA1334049C (fr) 1995-01-24
EP0294300A1 (fr) 1988-12-07
NZ224814A (en) 1991-02-26
CN88103256A (zh) 1988-12-14
CN1013248B (zh) 1991-07-24
AU1678788A (en) 1988-12-01
HUT48138A (en) 1989-05-29
BR8802626A (pt) 1988-12-27
FR2615764A1 (fr) 1988-12-02
NO166922B (no) 1991-06-10
DE3867130D1 (de) 1992-02-06
YU46337B (sh) 1993-05-28
NO882373D0 (no) 1988-05-30
RU1782226C (ru) 1992-12-15
ES2027410T3 (es) 1992-06-01
GR3003448T3 (en) 1993-02-17
IS1513B (is) 1992-11-04
AU603672B2 (en) 1990-11-22

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