BR9810153B1 - usina para a remoção de gases residuais contendo flúor. - Google Patents

usina para a remoção de gases residuais contendo flúor.

Info

Publication number
BR9810153B1
BR9810153B1 BRPI9810153-6A BR9810153A BR9810153B1 BR 9810153 B1 BR9810153 B1 BR 9810153B1 BR 9810153 A BR9810153 A BR 9810153A BR 9810153 B1 BR9810153 B1 BR 9810153B1
Authority
BR
Brazil
Prior art keywords
fluorine
plant
removal
containing waste
waste gases
Prior art date
Application number
BRPI9810153-6A
Other languages
English (en)
Other versions
BR9810153A (pt
Inventor
Geir Wedde
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 filed Critical
Publication of BR9810153A publication Critical patent/BR9810153A/pt
Publication of BR9810153B1 publication Critical patent/BR9810153B1/pt

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
    • C25C3/22—Collecting emitted gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/68—Halogens or halogen compounds
    • B01D53/685—Halogens or halogen compounds by treating the gases with solids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Materials Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Treating Waste Gases (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Detergent Compositions (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
BRPI9810153-6A 1997-06-25 1998-06-05 usina para a remoção de gases residuais contendo flúor. BR9810153B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO972973A NO310933B1 (no) 1997-06-25 1997-06-25 Renseanlegg
PCT/NO1998/000171 WO1998059094A1 (en) 1997-06-25 1998-06-05 Plant for removing fluor containing waste gases

Publications (2)

Publication Number Publication Date
BR9810153A BR9810153A (pt) 2002-09-24
BR9810153B1 true BR9810153B1 (pt) 2011-10-18

Family

ID=19900868

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9810153-6A BR9810153B1 (pt) 1997-06-25 1998-06-05 usina para a remoção de gases residuais contendo flúor.

Country Status (11)

Country Link
US (1) US6406524B1 (pt)
EP (1) EP1025284B1 (pt)
AU (1) AU732932B2 (pt)
BR (1) BR9810153B1 (pt)
CA (1) CA2294982C (pt)
DE (1) DE69817854T2 (pt)
ES (1) ES2206935T3 (pt)
IS (1) IS1882B (pt)
NO (1) NO310933B1 (pt)
RU (1) RU2203984C2 (pt)
WO (1) WO1998059094A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100362140C (zh) * 2004-07-06 2008-01-16 贵阳铝镁设计研究院 铝电解生产中氟化物净化工艺及其除尘器
GB0705439D0 (en) * 2007-03-22 2007-05-02 Alstom Intellectual Property Improved flue gas cooling and cleaning arrangment
ES2442902T3 (es) 2011-02-18 2014-02-14 Alstom Technology Ltd Dispositivo y método para depurar un gas efluente de una célula electrolítica de producción de aluminio
US8920540B2 (en) 2012-06-08 2014-12-30 Alstom Technology Ltd Compact air quality control system compartment for aluminium production plant
EP3569301B1 (en) 2018-05-18 2021-12-15 Reel Alesa AG Apparatus and method for controlled alumina supply

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3616439A (en) * 1969-09-12 1971-10-26 Nat Lead Co Continuous process for the electrolytic production of aluminum and apparatus therefor
US3664935A (en) * 1971-01-21 1972-05-23 Arthur F Johnson Effluent filtering process and apparatus for aluminum reduction cell
FR2139648B1 (pt) 1971-05-28 1973-08-10 Prat Daniel Poelman
GB1416344A (en) * 1972-02-18 1975-12-03 Alcan Res & Dev Method of recovering fluorine from aluminium reduction cell waste gases
US4065271A (en) * 1973-09-15 1977-12-27 Metallgesellschaft Aktiengesellschaft Process of separating hydrogen fluoride from gases
CA1197074A (en) * 1981-12-04 1985-11-26 Isaias Loukos Method and apparatus for cleaning waste gases from aluminum production facilities
SE503678C2 (sv) 1994-11-23 1996-07-29 Flaekt Ab Sätt och anordning att ur ett gasformigt medium avskilja ämnen genom torr adsorption
NO307042B1 (no) 1996-06-06 2000-01-31 Flaekt Ab Horisontal fluidseng for transport og distribusjon av pulver

Also Published As

Publication number Publication date
RU2203984C2 (ru) 2003-05-10
NO972973D0 (no) 1997-06-25
ES2206935T3 (es) 2004-05-16
WO1998059094A1 (en) 1998-12-30
CA2294982C (en) 2007-10-23
BR9810153A (pt) 2002-09-24
CA2294982A1 (en) 1998-12-30
NO972973L (no) 1998-12-28
DE69817854T2 (de) 2004-07-15
DE69817854D1 (de) 2003-10-09
IS5313A (is) 1999-12-21
EP1025284A1 (en) 2000-08-09
AU732932B2 (en) 2001-05-03
AU7678998A (en) 1999-01-04
US6406524B1 (en) 2002-06-18
IS1882B (is) 2003-08-15
EP1025284B1 (en) 2003-09-03
NO310933B1 (no) 2001-09-17

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: ASSIM SENDO, DE ACORDO COM O ART. 37, CONCLUO PELO INDEFERIMENTO DO PRESENTE PEDIDO, UMA VEZ QUE NAO ATENDE AO ARTIGO 8O DA LEI 9.279/96.

B12B Appeal against refusal [chapter 12.2 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 18/10/2011, OBSERVADAS AS CONDICOES LEGAIS.

B25C Requirement related to requested transfer of rights

Free format text: A FIM DE ATENDER AS TRANSFERENCIAS E ALTERACOES DE NOME, REQUERIDAS ATRAVES DA PETICAO NO 20130041413/RJ DE 15/05/2013, E NECESSARIO APRESENTAR O DOCUMENTO DE CESSAO RELATIVO A ULTIMA TRANSFERENCIA, ALEM DA GUIA DE CUMPRIMENTO DE EXIGENCIA.

B25D Requested change of name of applicant approved
B25A Requested transfer of rights approved
B25A Requested transfer of rights approved
B25D Requested change of name of applicant approved
B25A Requested transfer of rights approved
B25D Requested change of name of applicant approved
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 21A ANUIDADE.

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 2517 DE 02-04-2019 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.