CA992725A - Method of recovering fluorine from aluminium reduction cell waste gases - Google Patents

Method of recovering fluorine from aluminium reduction cell waste gases

Info

Publication number
CA992725A
CA992725A CA163,855A CA163855A CA992725A CA 992725 A CA992725 A CA 992725A CA 163855 A CA163855 A CA 163855A CA 992725 A CA992725 A CA 992725A
Authority
CA
Canada
Prior art keywords
waste gases
reduction cell
cell waste
aluminium reduction
recovering fluorine
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA163,855A
Other languages
English (en)
Other versions
CA163855S (en
Inventor
Gary J. Gurnon
William H. Minchin
Original Assignee
Alcan Research and Development 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 Alcan Research and Development Ltd filed Critical Alcan Research and Development Ltd
Application granted granted Critical
Publication of CA992725A publication Critical patent/CA992725A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/48—Halides, with or without other cations besides aluminium
    • C01F7/50—Fluorides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Geology (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
CA163,855A 1972-02-18 1973-02-16 Method of recovering fluorine from aluminium reduction cell waste gases Expired CA992725A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB774572A GB1416344A (en) 1972-02-18 1972-02-18 Method of recovering fluorine from aluminium reduction cell waste gases

Publications (1)

Publication Number Publication Date
CA992725A true CA992725A (en) 1976-07-13

Family

ID=9838916

Family Applications (1)

Application Number Title Priority Date Filing Date
CA163,855A Expired CA992725A (en) 1972-02-18 1973-02-16 Method of recovering fluorine from aluminium reduction cell waste gases

Country Status (9)

Country Link
JP (1) JPS4893593A (https=)
CA (1) CA992725A (https=)
CH (1) CH562332A5 (https=)
DE (1) DE2307275B2 (https=)
ES (1) ES411751A1 (https=)
FR (1) FR2172366A1 (https=)
GB (1) GB1416344A (https=)
IT (1) IT978653B (https=)
SU (1) SU528854A3 (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7506339A (nl) * 1974-06-06 1975-12-09 Hosokawa Micromeretics Lab Lim Werkwijze en inrichting voor het droog verwij- deren van door lucht meegevoerd effluent bij de aluminiumbereiding.
JPS56108532A (en) * 1980-02-04 1981-08-28 Hitachi Ltd Iodine adsorbing material and preparation thereof
NO147791C (no) * 1981-02-05 1983-06-15 Norsk Viftefabrikk As Fremgangsmaate for fraskilling av fint stoev som inneholder forurensninger fra aluminiumoksyd som har vaert anvendt som adsorbent i et toert rensesystem
DE3235558A1 (de) * 1982-09-25 1984-03-29 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur abtrennung von schadstoffen aus abgasen
US5658544A (en) * 1990-08-03 1997-08-19 Comalco Aluminium Limited Gas-solid contacting method
CN1036506C (zh) * 1993-08-21 1997-11-26 石文杰 去除磷肥生产中的硅胶并回收氟气的方法及其装置
WO1995013866A1 (en) * 1993-11-16 1995-05-26 Comalco Aluminium Limited Countercurrent gas-solid contacting
SE503678C2 (sv) * 1994-11-23 1996-07-29 Flaekt Ab Sätt och anordning att ur ett gasformigt medium avskilja ämnen genom torr adsorption
NO310933B1 (no) * 1997-06-25 2001-09-17 Flaekt Ab Renseanlegg
NO314023B1 (no) * 1998-09-17 2003-01-20 Flaekt Ab Fremgangsmåte og innretning for å øke effektiviteten for tørre renseanlegg
FR2848875B1 (fr) * 2002-12-18 2005-02-11 Pechiney Aluminium Procede et dispositif de traitement des effluents de cellule d'electrolyse pour la production d'aluminium

Also Published As

Publication number Publication date
JPS4893593A (https=) 1973-12-04
SU528854A3 (ru) 1976-09-15
FR2172366A1 (https=) 1973-09-28
DE2307275B2 (de) 1976-06-24
CH562332A5 (https=) 1975-05-30
GB1416344A (en) 1975-12-03
IT978653B (it) 1974-09-20
DE2307275A1 (de) 1973-08-23
ES411751A1 (es) 1976-04-16

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