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
Links
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- 238000012856 packing Methods 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 235000019589 hardness Nutrition 0.000 description 8
- 230000001681 protective effect Effects 0.000 description 8
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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)
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)
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)
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 |
-
1971
- 1971-10-27 SE SE13676/71A patent/SE362901B/xx unknown
-
1972
- 1972-09-29 US US00293496A patent/US3827955A/en not_active Expired - Lifetime
- 1972-10-16 JP JP10281972A patent/JPS5533373B2/ja not_active Expired
- 1972-10-18 IT IT30584/72A patent/IT969635B/it active
- 1972-10-24 CA CA154,691A patent/CA965932A/en not_active Expired
- 1972-10-26 SU SU721843466A patent/SU1093237A3/ru active
- 1972-10-26 FR FR7238084A patent/FR2161933B1/fr not_active Expired
- 1972-10-26 NO NO3854/72A patent/NO131209C/no unknown
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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