AT341238B - Verfahren zum thermischen cyanid-abbau verbrauchter kathodenauskleidungen von aluminiumelektrolysezellen - Google Patents

Verfahren zum thermischen cyanid-abbau verbrauchter kathodenauskleidungen von aluminiumelektrolysezellen

Info

Publication number
AT341238B
AT341238B AT494675A AT494675A AT341238B AT 341238 B AT341238 B AT 341238B AT 494675 A AT494675 A AT 494675A AT 494675 A AT494675 A AT 494675A AT 341238 B AT341238 B AT 341238B
Authority
AT
Austria
Prior art keywords
thermal
electrolysis cells
aluminum electrolysis
cathode lines
used cathode
Prior art date
Application number
AT494675A
Other languages
German (de)
English (en)
Other versions
ATA494675A (de
Inventor
Erich Ing Wacha
Original Assignee
Vmw Ranshofen Berndorf Ag
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 Vmw Ranshofen Berndorf Ag filed Critical Vmw Ranshofen Berndorf Ag
Priority to AT494675A priority Critical patent/AT341238B/de
Priority to DE19762628192 priority patent/DE2628192A1/de
Priority to NO762191A priority patent/NO144956C/no
Priority to CH808076A priority patent/CH619272A5/fr
Priority to FR7619338A priority patent/FR2317224A1/fr
Priority to IT50178/76A priority patent/IT1066251B/it
Publication of ATA494675A publication Critical patent/ATA494675A/de
Application granted granted Critical
Publication of AT341238B publication Critical patent/AT341238B/de

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
    • C25C3/08—Cell construction, e.g. bottoms, walls, cathodes
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Coloring (AREA)
AT494675A 1975-06-27 1975-06-27 Verfahren zum thermischen cyanid-abbau verbrauchter kathodenauskleidungen von aluminiumelektrolysezellen AT341238B (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
AT494675A AT341238B (de) 1975-06-27 1975-06-27 Verfahren zum thermischen cyanid-abbau verbrauchter kathodenauskleidungen von aluminiumelektrolysezellen
DE19762628192 DE2628192A1 (de) 1975-06-27 1976-06-23 Verfahren zur beseitigung von cyanid in verbrauchten kathodenauskleidungen von aluminiumelektrolysezellen unter besonderer beruecksichtigung der fluoridrueckgewinnung
NO762191A NO144956C (no) 1975-06-27 1976-06-24 Fremgangsmaate for termisk cyanid-avgiftning av katodekullet fra aluminium-elektrolyseceller
CH808076A CH619272A5 (en) 1975-06-27 1976-06-24 Process for the thermal decomposition of cyanide in spent cathode linings of aluminium pots.
FR7619338A FR2317224A1 (fr) 1975-06-27 1976-06-25 Procede d'elimination du cyanure de garnissages cathodiques uses de cellules d'electrolyse de l'aluminium
IT50178/76A IT1066251B (it) 1975-06-27 1976-06-25 Procedimento per eliminare cianuro dai rivestimenti catodici usati di celle per l elettrolisi dell alluminio avendo particolarmente in vista il recupero del fluoruro

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT494675A AT341238B (de) 1975-06-27 1975-06-27 Verfahren zum thermischen cyanid-abbau verbrauchter kathodenauskleidungen von aluminiumelektrolysezellen

Publications (2)

Publication Number Publication Date
ATA494675A ATA494675A (de) 1977-05-15
AT341238B true AT341238B (de) 1978-01-25

Family

ID=3570204

Family Applications (1)

Application Number Title Priority Date Filing Date
AT494675A AT341238B (de) 1975-06-27 1975-06-27 Verfahren zum thermischen cyanid-abbau verbrauchter kathodenauskleidungen von aluminiumelektrolysezellen

Country Status (6)

Country Link
AT (1) AT341238B (OSRAM)
CH (1) CH619272A5 (OSRAM)
DE (1) DE2628192A1 (OSRAM)
FR (1) FR2317224A1 (OSRAM)
IT (1) IT1066251B (OSRAM)
NO (1) NO144956C (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2157418C2 (ru) * 1997-08-27 2000-10-10 Акционерное общество открытого типа "Всероссийский алюминиево-магниевый институт" Способ обезвреживания отработанной цианидсодержащей угольной футеровки алюминиевых электролизеров

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111747395B (zh) * 2020-07-07 2021-03-19 昆明理工大学 一种铝电解废阴极微波焙烧-水热碱浸深度除氟的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD109365A1 (OSRAM) * 1973-05-10 1974-11-05
JPS5137059B2 (OSRAM) * 1973-11-19 1976-10-13

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2157418C2 (ru) * 1997-08-27 2000-10-10 Акционерное общество открытого типа "Всероссийский алюминиево-магниевый институт" Способ обезвреживания отработанной цианидсодержащей угольной футеровки алюминиевых электролизеров

Also Published As

Publication number Publication date
CH619272A5 (en) 1980-09-15
NO144956B (no) 1981-09-07
FR2317224B1 (OSRAM) 1981-06-19
NO762191L (OSRAM) 1976-12-28
NO144956C (no) 1981-12-16
DE2628192A1 (de) 1977-01-20
ATA494675A (de) 1977-05-15
IT1066251B (it) 1985-03-04
FR2317224A1 (fr) 1977-02-04

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee