NO131209B - - Google Patents

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Publication number
NO131209B
NO131209B NO3854/72A NO385472A NO131209B NO 131209 B NO131209 B NO 131209B NO 3854/72 A NO3854/72 A NO 3854/72A NO 385472 A NO385472 A NO 385472A NO 131209 B NO131209 B NO 131209B
Authority
NO
Norway
Prior art keywords
snow
masses
carries
tool according
support frame
Prior art date
Application number
NO3854/72A
Other languages
English (en)
Norwegian (no)
Other versions
NO131209C (zh
Inventor
Marcel Bahri
Kurt Carlsson
Original Assignee
Svenska Flaektfabriken Ab
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 Svenska Flaektfabriken Ab filed Critical Svenska Flaektfabriken Ab
Publication of NO131209B publication Critical patent/NO131209B/no
Publication of NO131209C publication Critical patent/NO131209C/no

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
    • 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)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Treating Waste Gases (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Electrostatic Separation (AREA)
  • Soil Working Implements (AREA)
NO3854/72A 1971-10-27 1972-10-26 NO131209C (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE13676/71A SE362901B (zh) 1971-10-27 1971-10-27

Publications (2)

Publication Number Publication Date
NO131209B true NO131209B (zh) 1975-01-13
NO131209C NO131209C (zh) 1975-04-23

Family

ID=20297804

Family Applications (1)

Application Number Title Priority Date Filing Date
NO3854/72A NO131209C (zh) 1971-10-27 1972-10-26

Country Status (8)

Country Link
US (1) US3827955A (zh)
JP (1) JPS5533373B2 (zh)
CA (1) CA965932A (zh)
FR (1) FR2161933B1 (zh)
IT (1) IT969635B (zh)
NO (1) NO131209C (zh)
SE (1) SE362901B (zh)
SU (1) SU1093237A3 (zh)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3992176A (en) * 1973-10-24 1976-11-16 Kaiser Aluminum & Chemical Corporation Dry scrubbing tar and fluoride laden gases
DE2403282A1 (de) * 1974-01-24 1975-11-06 Metallgesellschaft Ag Verfahren zur abscheidung von fluorwasserstoff aus abgasen der aluminiumelektrolyse durch trockenadsorption an aluminiumoxid unter vollstaendiger abtrennung der schaedlichen begleitelemente
US4002551A (en) * 1975-04-17 1977-01-11 Aluminium Pechiney Process and apparatus for collecting the fumes given off during the production of aluminium in an electrolysis cell with a continuous anode
US4062696A (en) * 1976-07-27 1977-12-13 Kaiser Aluminum & Chemical Corporation Purification of contaminated alumina scavengers of aluminum reduction cell effluent dry scrubber systems
US4166779A (en) * 1977-02-18 1979-09-04 Societa Alluminio e Metalli Alumetal S.p.A. Electrolytic process for producing aluminium
DE3001910C2 (de) * 1980-01-19 1981-11-12 Vereinigte Aluminium-Werke Ag, 5300 Bonn Verfahren und Vorrichtung zur Auftrennung von Staubgut aus den Abgasen der Aluminiumschmelzflußelektrolyse
US4299683A (en) * 1980-07-17 1981-11-10 Aluminum Company Of America Apparatus and method for efficient transfer of powdered ore
DE3106580A1 (de) * 1981-02-21 1982-09-02 L. & C. Steinmüller GmbH, 5270 Gummersbach Verfahren zur minimierung der emission von verunreinigungen aus verbrennungsanlagen
DE3106526A1 (de) * 1981-02-21 1982-09-16 L. & C. Steinmüller GmbH, 5270 Gummersbach Verfahren zur minimierung der emission von verunreinigungen aus verbrennungsanlagen
BR8208071A (pt) * 1981-11-04 1984-03-07 Hb Consult Raodgivande Ing Ab Processo para recuperacao de calor em forno para fabricacao de aluminio for fusao de alumina por eletrolise
CA1197074A (en) * 1981-12-04 1985-11-26 Isaias Loukos Method and apparatus for cleaning waste gases from aluminum production facilities
FR2534831A1 (fr) * 1982-10-25 1984-04-27 Air Ind Installation d'injection d'une matiere pulverulente, notamment d'une matiere adsorbante, dans une colonne de contact
FR2620738B1 (fr) * 1987-09-18 1989-11-24 Pechiney Aluminium Procede de regulation de l'acidite du bain d'electrolyse par recyclage des produits fluores emis par les cuves d'electrolyse hall-heroult
IS3896A (is) * 1991-08-07 1993-02-08 Comalco Aluminium Limited Hreinsun á loftkenndum flúoríðum úr útblæstri iðjuvera
SE503678C2 (sv) * 1994-11-23 1996-07-29 Flaekt Ab Sätt och anordning att ur ett gasformigt medium avskilja ämnen genom torr adsorption
US5814127A (en) * 1996-12-23 1998-09-29 American Air Liquide Inc. Process for recovering CF4 and C2 F6 from a gas
CN110217812A (zh) * 2019-07-12 2019-09-10 神华准能资源综合开发有限公司 一种由结晶氯化铝制备氧化铝的方法
CN110618237A (zh) * 2019-09-23 2019-12-27 东北大学 氟浓度的测量装置、测量方法、测量吸附剂吸附效率的方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3503184A (en) * 1968-03-07 1970-03-31 Aluminum Co Of America Treatment of gases evolved in the production of aluminum

Also Published As

Publication number Publication date
SE362901B (zh) 1973-12-27
FR2161933B1 (zh) 1975-03-28
NO131209C (zh) 1975-04-23
FR2161933A1 (zh) 1973-07-13
IT969635B (it) 1974-04-10
SU1093237A3 (ru) 1984-05-15
US3827955A (en) 1974-08-06
JPS4850978A (zh) 1973-07-18
JPS5533373B2 (zh) 1980-08-30
CA965932A (en) 1975-04-15

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