BR9302974A - Processo de tratamento termico apos moagem de revestimentos refratarios usados provenientes especialmente de cubas de eletrolise Hall-Heroult - Google Patents

Processo de tratamento termico apos moagem de revestimentos refratarios usados provenientes especialmente de cubas de eletrolise Hall-Heroult

Info

Publication number
BR9302974A
BR9302974A BR9302974A BR9302974A BR9302974A BR 9302974 A BR9302974 A BR 9302974A BR 9302974 A BR9302974 A BR 9302974A BR 9302974 A BR9302974 A BR 9302974A BR 9302974 A BR9302974 A BR 9302974A
Authority
BR
Brazil
Prior art keywords
hall
heat treatment
treatment process
refractory linings
used refractory
Prior art date
Application number
BR9302974A
Other languages
English (en)
Inventor
Barrillon Eric
Personnet Pierre-Bernard
Bontron Jean-Claude
Laronzo Daniel
Original Assignee
Aluminium Pechiney Sociedade F
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 Aluminium Pechiney Sociedade F filed Critical Aluminium Pechiney Sociedade F
Publication of BR9302974A publication Critical patent/BR9302974A/pt

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
    • A62D3/40—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by heating to effect chemical change, e.g. pyrolysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • 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
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
    • A62D2101/40—Inorganic substances
    • A62D2101/45—Inorganic substances containing nitrogen or phosphorus
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
    • A62D2101/40—Inorganic substances
    • A62D2101/49—Inorganic substances containing halogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Processing Of Solid Wastes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
BR9302974A 1992-07-24 1993-07-23 Processo de tratamento termico apos moagem de revestimentos refratarios usados provenientes especialmente de cubas de eletrolise Hall-Heroult BR9302974A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR929209418A FR2693928B1 (fr) 1992-07-24 1992-07-24 Procédé de traitement thermique de brasquages usés provenant de cuves d'électrolyse Hall-Héroult.

Publications (1)

Publication Number Publication Date
BR9302974A true BR9302974A (pt) 1994-03-29

Family

ID=9432432

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9302974A BR9302974A (pt) 1992-07-24 1993-07-23 Processo de tratamento termico apos moagem de revestimentos refratarios usados provenientes especialmente de cubas de eletrolise Hall-Heroult

Country Status (13)

Country Link
EP (1) EP0580533B1 (pt)
AU (1) AU663390B2 (pt)
BR (1) BR9302974A (pt)
CA (1) CA2096484C (pt)
DE (1) DE69300667T2 (pt)
ES (1) ES2078812T3 (pt)
FR (1) FR2693928B1 (pt)
GR (1) GR3018134T3 (pt)
IS (1) IS1764B (pt)
NO (1) NO304776B1 (pt)
NZ (1) NZ247985A (pt)
RU (1) RU2103392C1 (pt)
ZA (1) ZA935009B (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5222448A (en) * 1992-04-13 1993-06-29 Columbia Ventures Corporation Plasma torch furnace processing of spent potliner from aluminum smelters
DE19807630A1 (de) 1998-02-23 1999-08-26 Bayer Ag Wasserhaltige Mittel zur Bekämpfung parasitierender Insekten und Milben an Menschen
DE19900519A1 (de) 1999-01-08 2000-07-13 Bayer Ag Substituierte Guanidin-Derivate
DE10140108A1 (de) 2001-08-16 2003-03-06 Bayer Cropscience Ag Fungizide Wirkstoffkombinationen
EP1731037A1 (en) 2005-06-04 2006-12-13 Bayer CropScience AG Increase of stress tolerance by application of neonicotinoids on plants engineered to be stress tolerant
MX2007016199A (es) 2005-06-15 2008-03-11 Bayer Bioscience Nv Metodos para aumentar la resistencia de plantas a condiciones hipoxicas.
EP1905302A1 (de) 2006-09-30 2008-04-02 Bayer CropScience AG Suspensionskonzentrate
DE102007045956A1 (de) 2007-09-26 2009-04-09 Bayer Cropscience Ag Wirkstoffkombination mit insektiziden und akariziden Eigenschaften
EP2225940B1 (en) 2009-03-05 2014-03-12 GAT Microencapsulation GmbH Oil dispersions of nAChR binding neonicotinoids
CN104889134B (zh) * 2015-05-13 2017-03-01 长春黄金研究院 一种黄金矿山含氰尾矿渣处理方法
RU2683400C1 (ru) * 2018-06-07 2019-03-28 Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" Способ переработки огнеупорной части отработанной футеровки алюминиевого электролизера
CN109701989B (zh) * 2018-12-24 2021-05-28 东北大学 一种NaOH亚熔盐处理铝电解废旧阴极炭块的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4444740A (en) * 1983-02-14 1984-04-24 Atlantic Richfield Company Method for the recovery of fluorides from spent aluminum potlining and the production of an environmentally safe waste residue
US4763585A (en) * 1987-09-08 1988-08-16 Ogden Environmental Services Method for the combustion of spent potlinings from the manufacture of aluminum
US4993323A (en) * 1988-09-08 1991-02-19 Tabery Ronald S Fluidized bed combustion of aluminum smelting waste
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.
US5164174A (en) * 1991-10-11 1992-11-17 Reynolds Metals Company Detoxification of aluminum spent potliner by thermal treatment, lime slurry quench and post-kiln treatment

Also Published As

Publication number Publication date
NO932530L (no) 1994-01-28
RU2103392C1 (ru) 1998-01-27
ZA935009B (en) 1994-02-24
FR2693928A1 (fr) 1994-01-28
EP0580533B1 (fr) 1995-10-18
CA2096484A1 (fr) 1994-01-25
IS1764B (is) 2001-03-09
AU4213093A (en) 1994-01-27
EP0580533A1 (fr) 1994-01-26
NO304776B1 (no) 1999-02-15
DE69300667D1 (de) 1995-11-23
FR2693928B1 (fr) 1994-09-02
NZ247985A (en) 1995-04-27
GR3018134T3 (en) 1996-02-29
IS4047A (is) 1994-01-25
DE69300667T2 (de) 1996-03-21
AU663390B2 (en) 1995-10-05
CA2096484C (fr) 1999-04-27
NO932530D0 (no) 1993-07-12
ES2078812T3 (es) 1995-12-16

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HO Change of classification

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B24C Patent annual fee: request for for restoration

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B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2277 DE 26/08/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

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B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2607 DE 22-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.