CH401488A - Process for cleaning exhaust gases from aluminum electrolytic furnaces - Google Patents

Process for cleaning exhaust gases from aluminum electrolytic furnaces

Info

Publication number
CH401488A
CH401488A CH491662A CH491662A CH401488A CH 401488 A CH401488 A CH 401488A CH 491662 A CH491662 A CH 491662A CH 491662 A CH491662 A CH 491662A CH 401488 A CH401488 A CH 401488A
Authority
CH
Switzerland
Prior art keywords
exhaust gases
aluminum electrolytic
cleaning exhaust
electrolytic furnaces
furnaces
Prior art date
Application number
CH491662A
Other languages
German (de)
Inventor
Scheidel Curt Dr Dipl-Phys
Original Assignee
Metallgesellschaft Ag
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 Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Publication of CH401488A publication Critical patent/CH401488A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/01—Pretreatment of the gases prior to electrostatic precipitation
    • 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
    • C01F7/54—Double compounds containing both aluminium and alkali metals or alkaline-earth metals
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Geology (AREA)
  • Biomedical Technology (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electrochemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Treating Waste Gases (AREA)
  • Electrostatic Separation (AREA)
CH491662A 1961-06-29 1962-04-24 Process for cleaning exhaust gases from aluminum electrolytic furnaces CH401488A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM49508A DE1161040B (en) 1961-06-29 1961-06-29 Process for cleaning the exhaust gases from aluminum electrolysis ovens with self-baking anodes with simultaneous recovery of the fluorine

Publications (1)

Publication Number Publication Date
CH401488A true CH401488A (en) 1965-10-31

Family

ID=7306527

Family Applications (1)

Application Number Title Priority Date Filing Date
CH491662A CH401488A (en) 1961-06-29 1962-04-24 Process for cleaning exhaust gases from aluminum electrolytic furnaces

Country Status (2)

Country Link
CH (1) CH401488A (en)
DE (1) DE1161040B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3001910C2 (en) * 1980-01-19 1981-11-12 Vereinigte Aluminium-Werke Ag, 5300 Bonn Method and device for separating dust from the waste gases of the aluminum smelting electrolysis
EP1845175B1 (en) * 2006-04-11 2011-02-16 Aluminium Pechiney System and process for collecting effluents from an electrolytic cell

Also Published As

Publication number Publication date
DE1161040B (en) 1964-01-09

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