DE2236030A1 - Verfahren und vorrichtung zur trockenreinigung von bei der elektrolytischen aluminiumgewinnung entstehenden fluoride enthaltenden gasen - Google Patents
Verfahren und vorrichtung zur trockenreinigung von bei der elektrolytischen aluminiumgewinnung entstehenden fluoride enthaltenden gasenInfo
- Publication number
- DE2236030A1 DE2236030A1 DE19722236030 DE2236030A DE2236030A1 DE 2236030 A1 DE2236030 A1 DE 2236030A1 DE 19722236030 DE19722236030 DE 19722236030 DE 2236030 A DE2236030 A DE 2236030A DE 2236030 A1 DE2236030 A1 DE 2236030A1
- Authority
- DE
- Germany
- Prior art keywords
- gases
- aluminum oxide
- filter unit
- dry cleaning
- distributor
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 239000007789 gas Substances 0.000 title claims description 38
- 238000000034 method Methods 0.000 title claims description 12
- 229910052782 aluminium Inorganic materials 0.000 title claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims description 7
- 238000005108 dry cleaning Methods 0.000 title claims description 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 title description 11
- 238000004519 manufacturing process Methods 0.000 title description 4
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 22
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 10
- 150000002222 fluorine compounds Chemical class 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 2
- 230000009257 reactivity Effects 0.000 claims description 2
- 239000000428 dust Substances 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 150000003464 sulfur compounds Chemical class 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910001586 aluminite Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- C25C3/22—Collecting emitted gases
-
- 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
-
- 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)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Electrochemistry (AREA)
- Inorganic Chemistry (AREA)
- Geology (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Treating Waste Gases (AREA)
- Electrolytic Production Of Metals (AREA)
- Jib Cranes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO280271A NO126628B (enrdf_load_stackoverflow) | 1971-07-22 | 1971-07-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2236030A1 true DE2236030A1 (de) | 1973-02-01 |
Family
ID=19879155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722236030 Pending DE2236030A1 (de) | 1971-07-22 | 1972-07-22 | Verfahren und vorrichtung zur trockenreinigung von bei der elektrolytischen aluminiumgewinnung entstehenden fluoride enthaltenden gasen |
Country Status (11)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991016965A1 (en) * | 1990-04-27 | 1991-11-14 | ABB Fläkt AB | Method and apparatus for increasing the degree of utilisation for a dry sorbent |
| US5855651A (en) * | 1994-11-29 | 1999-01-05 | Asahi Denka Kogyo K.K. | Method for processing waste gas exhausted from chemical vapor and deposition equipment |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1571222A (en) * | 1977-03-10 | 1980-07-09 | Ardal Og Sunndal Verk | Process and apparatus for treatment of waste gases |
| IS3896A (is) * | 1991-08-07 | 1993-02-08 | Comalco Aluminium Limited | Hreinsun á loftkenndum flúoríðum úr útblæstri iðjuvera |
| CN102485963A (zh) * | 2010-12-02 | 2012-06-06 | 沈阳铝镁设计研究院有限公司 | 控制铝电解净化烟气管路风压平衡的结构 |
| CN111549358B (zh) * | 2020-06-20 | 2024-12-17 | 百色皓海碳素有限公司 | 一种预焙阳极铝电解槽热气回收装置 |
-
1971
- 1971-07-22 NO NO280271A patent/NO126628B/no unknown
-
1972
- 1972-07-17 IS IS2090A patent/IS2090A7/is unknown
- 1972-07-19 AU AU44724/72A patent/AU4472472A/en not_active Expired
- 1972-07-20 NL NL7210074A patent/NL7210074A/xx unknown
- 1972-07-21 GB GB3414372A patent/GB1375476A/en not_active Expired
- 1972-07-21 IT IT5168772A patent/IT961645B/it active
- 1972-07-21 FR FR7226501A patent/FR2146505B3/fr not_active Expired
- 1972-07-21 BR BR489872A patent/BR7204898D0/pt unknown
- 1972-07-21 JP JP47072623A patent/JPS49107958A/ja active Pending
- 1972-07-21 CA CA147,698A patent/CA965223A/en not_active Expired
- 1972-07-22 DE DE19722236030 patent/DE2236030A1/de active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991016965A1 (en) * | 1990-04-27 | 1991-11-14 | ABB Fläkt AB | Method and apparatus for increasing the degree of utilisation for a dry sorbent |
| US5855651A (en) * | 1994-11-29 | 1999-01-05 | Asahi Denka Kogyo K.K. | Method for processing waste gas exhausted from chemical vapor and deposition equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| NO126628B (enrdf_load_stackoverflow) | 1973-03-05 |
| CA965223A (en) | 1975-04-01 |
| IT961645B (it) | 1973-12-10 |
| NL7210074A (enrdf_load_stackoverflow) | 1973-01-24 |
| GB1375476A (enrdf_load_stackoverflow) | 1974-11-27 |
| FR2146505B3 (enrdf_load_stackoverflow) | 1975-09-05 |
| IS2090A7 (is) | 1972-08-23 |
| BR7204898D0 (pt) | 1973-05-15 |
| JPS49107958A (enrdf_load_stackoverflow) | 1974-10-14 |
| AU4472472A (en) | 1974-02-07 |
| FR2146505A1 (enrdf_load_stackoverflow) | 1973-03-02 |
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