BRPI0920087A2 - método e dispositivo para verificar e controlar a remoção de fluoreto de hidrogênio de um gás de processo - Google Patents

método e dispositivo para verificar e controlar a remoção de fluoreto de hidrogênio de um gás de processo

Info

Publication number
BRPI0920087A2
BRPI0920087A2 BRPI0920087A BRPI0920087A BRPI0920087A2 BR PI0920087 A2 BRPI0920087 A2 BR PI0920087A2 BR PI0920087 A BRPI0920087 A BR PI0920087A BR PI0920087 A BRPI0920087 A BR PI0920087A BR PI0920087 A2 BRPI0920087 A2 BR PI0920087A2
Authority
BR
Brazil
Prior art keywords
verifying
removal
controlling
process gas
hydrogen fluoride
Prior art date
Application number
BRPI0920087A
Other languages
English (en)
Inventor
Geir Wedde
Jesse White
Odd Edgard Bjarnö
Original Assignee
Alstom Technology Ltd
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 Alstom Technology Ltd filed Critical Alstom Technology Ltd
Publication of BRPI0920087A2 publication Critical patent/BRPI0920087A2/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
    • B01D53/30—Controlling by gas-analysis apparatus
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/60—Inorganic bases or salts
    • B01D2251/602—Oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/20—Halogens or halogen compounds
    • B01D2257/204—Inorganic halogen compounds
    • B01D2257/2047—Hydrofluoric acid
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/30—Capture or disposal of greenhouse gases of perfluorocarbons [PFC], hydrofluorocarbons [HFC] or sulfur hexafluoride [SF6]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)
BRPI0920087A 2008-10-28 2009-10-27 método e dispositivo para verificar e controlar a remoção de fluoreto de hidrogênio de um gás de processo BRPI0920087A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP08167740A EP2181753B1 (en) 2008-10-28 2008-10-28 A method and a device for verifying and controlling the removal of hydrogen fluoride from a process gas
PCT/EP2009/064158 WO2010049426A1 (en) 2008-10-28 2009-10-27 A method and a device for verifying and controlling the removal of hydrogen fluoride from a process gas

Publications (1)

Publication Number Publication Date
BRPI0920087A2 true BRPI0920087A2 (pt) 2015-12-08

Family

ID=40445761

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0920087A BRPI0920087A2 (pt) 2008-10-28 2009-10-27 método e dispositivo para verificar e controlar a remoção de fluoreto de hidrogênio de um gás de processo

Country Status (12)

Country Link
US (1) US20110268639A1 (pt)
EP (1) EP2181753B1 (pt)
CN (1) CN102264455B (pt)
AR (1) AR073330A1 (pt)
AT (1) ATE537892T1 (pt)
AU (1) AU2009309738B2 (pt)
BR (1) BRPI0920087A2 (pt)
CA (1) CA2741739C (pt)
ES (1) ES2377757T3 (pt)
RU (1) RU2509596C2 (pt)
WO (1) WO2010049426A1 (pt)
ZA (1) ZA201103681B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2407228B1 (en) 2010-07-14 2016-09-07 General Electric Technology GmbH Gas cleaning unit and method for cleaning gas
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
EP2556878B1 (en) 2011-08-12 2017-05-31 General Electric Technology GmbH A filter device comprising a system for detecting a local operation condition in an individual filter unit or in a group of filter units and corresponding method
CN105986287A (zh) * 2015-02-09 2016-10-05 河南科达东大国际工程有限公司 烟气净化装置
JP6942918B2 (ja) * 2016-04-13 2021-09-29 コブハム・ミッション・システムズ・ダベンポート・エルエスエス・インコーポレイテッド 機上不活性ガス生成システム予測ヘルスモニタリング
CN111148994A (zh) * 2017-09-25 2020-05-12 西默有限公司 气体放电光源中的氟检测
EP3569301B1 (en) 2018-05-18 2021-12-15 Reel Alesa AG Apparatus and method for controlled alumina supply

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3760029A (en) * 1971-05-06 1973-09-18 Chevron Res Dimethylsulfide removal in the isomerization of normal paraffins
US4336035A (en) 1979-03-12 1982-06-22 Wheelabrator-Frye Inc. Dust collector and filter bags therefor
CA1197074A (en) 1981-12-04 1985-11-26 Isaias Loukos Method and apparatus for cleaning waste gases from aluminum production facilities
US5180569A (en) * 1990-12-31 1993-01-19 Phosphate Engineering And Construction Company Process for the production of phosphoric acid and hydrogen fluoride from phosphate rock and fluosilicic acid
DE4206602C2 (de) * 1992-03-03 1995-10-26 Metallgesellschaft Ag Verfahren zum Entfernen von Schadstoffen aus Verbrennungsabgasen und Wirbelschichtreaktor hierzu
FR2692497B1 (fr) * 1992-06-17 1994-11-25 Procedair Dispositif pour le traitement d'un gaz par mise en contact avec des particules de matières solides.
US5586301A (en) * 1994-11-09 1996-12-17 Ybm Technologies, Inc. Personal computer hard disk protection system
SE503678C2 (sv) * 1994-11-23 1996-07-29 Flaekt Ab Sätt och anordning att ur ett gasformigt medium avskilja ämnen genom torr adsorption
US6605139B2 (en) * 1999-11-05 2003-08-12 Southern Research Institute Apparatus and method for improved pulse-jet cleaning of industrial filters
US6610263B2 (en) * 2000-08-01 2003-08-26 Enviroscrub Technologies Corporation System and process for removal of pollutants from a gas stream
DE10260740B4 (de) * 2002-12-23 2004-12-30 Outokumpu Oyj Verfahren und Anlage zur Entfernung von gasförmigen Schadstoffen aus Abgasen
US20080050298A1 (en) * 2006-08-24 2008-02-28 Meyden Hendrik J Van Der Method For Improving the HF Capture Efficiency of Dry Scrubbers
US20080250762A1 (en) * 2007-04-10 2008-10-16 Midwesco Filter Resources, Inc. Dust Collector Tube Line Cleaner

Also Published As

Publication number Publication date
EP2181753A1 (en) 2010-05-05
EP2181753B1 (en) 2011-12-21
CN102264455B (zh) 2014-11-26
ATE537892T1 (de) 2012-01-15
AR073330A1 (es) 2010-10-28
WO2010049426A1 (en) 2010-05-06
CA2741739C (en) 2013-09-03
RU2011121582A (ru) 2012-12-10
AU2009309738B2 (en) 2015-07-30
AU2009309738A1 (en) 2010-05-06
CA2741739A1 (en) 2010-05-06
CN102264455A (zh) 2011-11-30
US20110268639A1 (en) 2011-11-03
ES2377757T3 (es) 2012-03-30
RU2509596C2 (ru) 2014-03-20
ZA201103681B (en) 2012-08-29

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved

Owner name: GENERAL ELECTRIC TECHNOLOGY GMBH (CH)

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2485 DE 21-08-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.