CH459585A - Process for separating gaseous hydrogen fluoride from gases in furnaces for the production of aluminum by means of melt electrolysis - Google Patents

Process for separating gaseous hydrogen fluoride from gases in furnaces for the production of aluminum by means of melt electrolysis

Info

Publication number
CH459585A
CH459585A CH1443965A CH1443965A CH459585A CH 459585 A CH459585 A CH 459585A CH 1443965 A CH1443965 A CH 1443965A CH 1443965 A CH1443965 A CH 1443965A CH 459585 A CH459585 A CH 459585A
Authority
CH
Switzerland
Prior art keywords
furnaces
gases
aluminum
production
hydrogen fluoride
Prior art date
Application number
CH1443965A
Other languages
German (de)
Original Assignee
Elektrokemisk As
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 Elektrokemisk As filed Critical Elektrokemisk As
Publication of CH459585A publication Critical patent/CH459585A/en

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
    • 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
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/191—Hydrogen fluoride
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/16—Halides of ammonium
    • C01C1/162—Ammonium fluoride

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Electrochemistry (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
CH1443965A 1964-10-23 1965-10-19 Process for separating gaseous hydrogen fluoride from gases in furnaces for the production of aluminum by means of melt electrolysis CH459585A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO15526464 1964-10-23

Publications (1)

Publication Number Publication Date
CH459585A true CH459585A (en) 1968-07-15

Family

ID=19909061

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1443965A CH459585A (en) 1964-10-23 1965-10-19 Process for separating gaseous hydrogen fluoride from gases in furnaces for the production of aluminum by means of melt electrolysis

Country Status (3)

Country Link
BE (1) BE671330A (en)
CH (1) CH459585A (en)
GB (1) GB1120252A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101376238B1 (en) * 2013-04-30 2014-03-27 주식회사 지앤비에스엔지니어링 Scrubber for processing waste gas

Also Published As

Publication number Publication date
BE671330A (en) 1966-02-14
GB1120252A (en) 1968-07-17

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