BR0004425C1 - Processo de refino de rejeitos gastos de cuba eletrolìticas de extração de alumìnio metálico - Google Patents

Processo de refino de rejeitos gastos de cuba eletrolìticas de extração de alumìnio metálico

Info

Publication number
BR0004425C1
BR0004425C1 BR0004425-3A BR0004425A BR0004425C1 BR 0004425 C1 BR0004425 C1 BR 0004425C1 BR 0004425 A BR0004425 A BR 0004425A BR 0004425 C1 BR0004425 C1 BR 0004425C1
Authority
BR
Brazil
Prior art keywords
refining process
aluminum metal
metal extraction
waste
gases
Prior art date
Application number
BR0004425-3A
Other languages
English (en)
Other versions
BR0004425A (pt
Inventor
David Goncalves De Oliveira
Original Assignee
Servibras Servicos Especiais I
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 Servibras Servicos Especiais I filed Critical Servibras Servicos Especiais I
Priority to BR0004425-3A priority Critical patent/BR0004425C1/pt
Publication of BR0004425A publication Critical patent/BR0004425A/pt
Priority to PCT/BR2001/000095 priority patent/WO2002012594A2/en
Priority to AU2001276199A priority patent/AU2001276199A1/en
Publication of BR0004425C1 publication Critical patent/BR0004425C1/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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/13—Compounding ingredients
    • C04B33/132—Waste materials; Refuse; Residues
    • C04B33/1324—Recycled material, e.g. tile dust, stone waste, spent refractory material
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/13—Compounding ingredients
    • C04B33/132—Waste materials; Refuse; Residues
    • C04B33/1325—Hazardous waste other than combustion residues
    • 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
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Toxicology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

<B>"PROCESSO DE REFINO DE REJEITOS GASTOS DE CUBAS ELETROLìTICAS DE EXTRAçãO DE ALUMìNIO METáLICO"<D>. Os gases em movimento podem ser os próprios vapores e gases gerados durante a destilação, ou então podem ser liberados por materiais adicionados propositadamente a carga de resíduos, materiais estes também geradores de vapores ou gases nas temperaturas do processo.
BR0004425-3A 2000-08-04 2000-08-04 Processo de refino de rejeitos gastos de cuba eletrolìticas de extração de alumìnio metálico BR0004425C1 (pt)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BR0004425-3A BR0004425C1 (pt) 2000-08-04 2000-08-04 Processo de refino de rejeitos gastos de cuba eletrolìticas de extração de alumìnio metálico
PCT/BR2001/000095 WO2002012594A2 (en) 2000-08-04 2001-07-30 Treatment process for waste from aluminium production cells
AU2001276199A AU2001276199A1 (en) 2000-08-04 2001-07-30 Treatment process for waste from aluminium production cells

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR0004425-3A BR0004425C1 (pt) 2000-08-04 2000-08-04 Processo de refino de rejeitos gastos de cuba eletrolìticas de extração de alumìnio metálico

Publications (2)

Publication Number Publication Date
BR0004425A BR0004425A (pt) 2001-02-28
BR0004425C1 true BR0004425C1 (pt) 2001-08-21

Family

ID=3945328

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0004425-3A BR0004425C1 (pt) 2000-08-04 2000-08-04 Processo de refino de rejeitos gastos de cuba eletrolìticas de extração de alumìnio metálico

Country Status (3)

Country Link
AU (1) AU2001276199A1 (pt)
BR (1) BR0004425C1 (pt)
WO (1) WO2002012594A2 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1853529A1 (en) * 2005-02-16 2007-11-14 Novafrit International Inc. Process and apparatus for converting spent potliners into a glass frit, and resulting products
CN106629606A (zh) * 2016-11-07 2017-05-10 中国铝业股份有限公司 一种分离铝电解碳渣中氟化盐和碳的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2059403A (en) * 1979-08-29 1981-04-23 Alcan Res & Dev Treatment of fluoride- containing 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.
US5222448A (en) * 1992-04-13 1993-06-29 Columbia Ventures Corporation Plasma torch furnace processing of spent potliner from aluminum smelters
US5628969A (en) * 1995-10-18 1997-05-13 Mercury Treatment Alternatives, Inc. Chemical separation and reaction apparatus

Also Published As

Publication number Publication date
BR0004425A (pt) 2001-02-28
AU2001276199A1 (en) 2002-02-18
WO2002012594A3 (en) 2002-08-15
WO2002012594A2 (en) 2002-02-14

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Legal Events

Date Code Title Description
B07A Technical examination (opinion): publication of technical examination (opinion)
B09B Decision: refusal

Free format text: INDEFERIDO COM BASE NO ART.8O COMBINADO COM O ART.13 DA LPI 9.279/96.

B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements

Free format text: ADDITIONAL INVENTOR S CERTIFICATE: