IT978653B - METHOD FOR THE RECOVERY OF FLUORIDE FROM EXHAUST GAS OF ALUMINUM REDUCTION - Google Patents

METHOD FOR THE RECOVERY OF FLUORIDE FROM EXHAUST GAS OF ALUMINUM REDUCTION

Info

Publication number
IT978653B
IT978653B IT1983873A IT1983873A IT978653B IT 978653 B IT978653 B IT 978653B IT 1983873 A IT1983873 A IT 1983873A IT 1983873 A IT1983873 A IT 1983873A IT 978653 B IT978653 B IT 978653B
Authority
IT
Italy
Prior art keywords
fluoride
recovery
exhaust gas
aluminum reduction
aluminum
Prior art date
Application number
IT1983873A
Other languages
Italian (it)
Inventor
W Minchin
G Gurnon
Original Assignee
Alcan Res & Dev
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 Res & Dev filed Critical Alcan Res & Dev
Application granted granted Critical
Publication of IT978653B publication Critical patent/IT978653B/en

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)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Treating Waste Gases (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
IT1983873A 1972-02-18 1973-01-31 METHOD FOR THE RECOVERY OF FLUORIDE FROM EXHAUST GAS OF ALUMINUM REDUCTION IT978653B (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
IT978653B true IT978653B (en) 1974-09-20

Family

ID=9838916

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1983873A IT978653B (en) 1972-02-18 1973-01-31 METHOD FOR THE RECOVERY OF FLUORIDE FROM EXHAUST GAS OF ALUMINUM REDUCTION

Country Status (9)

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

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7506339A (en) * 1974-06-06 1975-12-09 Hosokawa Micromeretics Lab Lim METHOD AND DEVICE FOR DRY REMOVAL OF AIR-CARRIED EFFLUENT IN THE ALUMINUM PREPARATION.
JPS56108532A (en) * 1980-02-04 1981-08-28 Hitachi Ltd Iodine adsorbing material and preparation thereof
NO147791C (en) * 1981-02-05 1983-06-15 Norsk Viftefabrikk As PROCEDURE FOR THE SEPARATION OF FINE DUST CONTAINING POLLUTANTS FROM ALUMINUM OXYDE USED AS ADSORBENT IN A DRY CLEANING SYSTEM
DE3235558A1 (en) * 1982-09-25 1984-03-29 Metallgesellschaft Ag, 6000 Frankfurt METHOD FOR SEPARATING POLLUTANTS FROM EXHAUST GAS
US5658544A (en) * 1990-08-03 1997-08-19 Comalco Aluminium Limited Gas-solid contacting method
CN1036506C (en) * 1993-08-21 1997-11-26 石文杰 Silica-gel removing and fluorine recovering method and apparatus
CA2173859A1 (en) * 1993-11-16 1995-05-26 Grant A. Wellwood Countercurrent gas-solid contacting
SE503678C2 (en) * 1994-11-23 1996-07-29 Flaekt Ab Methods and apparatus for separating substances from a gaseous medium by dry adsorption
NO310933B1 (en) * 1997-06-25 2001-09-17 Flaekt Ab Treatment plant
NO314023B1 (en) * 1998-09-17 2003-01-20 Flaekt Ab Method and apparatus for increasing the efficiency of dry treatment plants
FR2848875B1 (en) * 2002-12-18 2005-02-11 Pechiney Aluminium METHOD AND DEVICE FOR TREATING ELECTROLYTIC CELL EFFLUENTS FOR ALUMINUM PRODUCTION

Also Published As

Publication number Publication date
FR2172366A1 (en) 1973-09-28
CA992725A (en) 1976-07-13
DE2307275B2 (en) 1976-06-24
CH562332A5 (en) 1975-05-30
GB1416344A (en) 1975-12-03
ES411751A1 (en) 1976-04-16
DE2307275A1 (en) 1973-08-23
JPS4893593A (en) 1973-12-04
SU528854A3 (en) 1976-09-15

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