DE2009069A1 - Verfahren zum Entfernen fluorhaltiger Verunreinigungen aus luftverdünnten sauren Abgasen - Google Patents
Verfahren zum Entfernen fluorhaltiger Verunreinigungen aus luftverdünnten sauren AbgasenInfo
- Publication number
- DE2009069A1 DE2009069A1 DE19702009069 DE2009069A DE2009069A1 DE 2009069 A1 DE2009069 A1 DE 2009069A1 DE 19702009069 DE19702009069 DE 19702009069 DE 2009069 A DE2009069 A DE 2009069A DE 2009069 A1 DE2009069 A1 DE 2009069A1
- Authority
- DE
- Germany
- Prior art keywords
- absorption liquid
- absorption
- fluorine
- impurities
- alkaline earth
- 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
- 238000000034 method Methods 0.000 title claims description 25
- 239000007789 gas Substances 0.000 title claims description 24
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 title claims description 13
- 229910052731 fluorine Inorganic materials 0.000 title claims description 13
- 239000011737 fluorine Substances 0.000 title claims description 13
- 230000002378 acidificating effect Effects 0.000 title claims description 12
- 239000012535 impurity Substances 0.000 title claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 42
- 239000007788 liquid Substances 0.000 claims description 30
- 238000001556 precipitation Methods 0.000 claims description 8
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 7
- 239000000460 chlorine Substances 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 239000010802 sludge Substances 0.000 claims description 4
- 229910052801 chlorine Inorganic materials 0.000 claims description 3
- 150000002222 fluorine compounds Chemical class 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 238000009388 chemical precipitation Methods 0.000 claims description 2
- 150000001805 chlorine compounds Chemical class 0.000 claims description 2
- 239000000356 contaminant Substances 0.000 claims description 2
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 claims description 2
- 239000008394 flocculating agent Substances 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 229920002401 polyacrylamide Polymers 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 claims description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims 1
- 150000001342 alkaline earth metals Chemical class 0.000 claims 1
- 241001233037 catfish Species 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 239000000575 pesticide Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 22
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 11
- 239000011575 calcium Substances 0.000 description 9
- -1 chlorine ions Chemical class 0.000 description 7
- 239000007921 spray Substances 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 238000005868 electrolysis reaction Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 3
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 239000008213 purified water Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 230000035508 accumulation Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 229910021653 sulphate ion Inorganic materials 0.000 description 2
- 229910004261 CaF 2 Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229910015449 FeCU Inorganic materials 0.000 description 1
- 206010039509 Scab Diseases 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910001618 alkaline earth metal fluoride Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH370969A CH509093A (de) | 1969-03-12 | 1969-03-12 | Verfahren zum Entfernen F-haltiger Verunreinigungen aus luftverdünnten, sauren Abgasen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2009069A1 true DE2009069A1 (de) | 1970-09-24 |
Family
ID=4261824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702009069 Pending DE2009069A1 (de) | 1969-03-12 | 1970-02-26 | Verfahren zum Entfernen fluorhaltiger Verunreinigungen aus luftverdünnten sauren Abgasen |
Country Status (6)
| Country | Link |
|---|---|
| AU (1) | AU1251570A (enrdf_load_stackoverflow) |
| BE (1) | BE742915A (enrdf_load_stackoverflow) |
| CH (1) | CH509093A (enrdf_load_stackoverflow) |
| DE (1) | DE2009069A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2037896A5 (enrdf_load_stackoverflow) |
| NL (1) | NL7003378A (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2458513A1 (fr) * | 1979-06-05 | 1981-01-02 | Degremont | Procede pour l'elimination des fluorures des effluents les contenant |
| DE3130021A1 (de) * | 1981-07-24 | 1983-02-10 | Schweizerische Aluminium AG, 3965 Chippis | Verfahren zum waschen von rohgas aus elektrolyseoefen zur herstellung von aluminium sowie vorrichtung dazu |
| DE3408705A1 (de) * | 1983-03-07 | 1984-10-11 | Mitsubishi Jukogyo K.K., Tokio/Tokyo | Verfahren zur behandlung von abgas |
| EP0201220A3 (en) * | 1985-05-02 | 1988-02-17 | DAVY McKEE (LONDON) LIMITED | Process for selective dechlorination of waste gases |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55124530A (en) * | 1979-03-19 | 1980-09-25 | Babcock Hitachi Kk | Method for desulfurization of combustion exhaust gas |
-
1969
- 1969-03-12 CH CH370969A patent/CH509093A/de not_active IP Right Cessation
- 1969-12-10 BE BE742915D patent/BE742915A/xx unknown
-
1970
- 1970-02-26 DE DE19702009069 patent/DE2009069A1/de active Pending
- 1970-03-10 NL NL7003378A patent/NL7003378A/xx unknown
- 1970-03-10 FR FR7008558A patent/FR2037896A5/fr not_active Expired
- 1970-03-12 AU AU12515/70A patent/AU1251570A/en not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2458513A1 (fr) * | 1979-06-05 | 1981-01-02 | Degremont | Procede pour l'elimination des fluorures des effluents les contenant |
| DE3130021A1 (de) * | 1981-07-24 | 1983-02-10 | Schweizerische Aluminium AG, 3965 Chippis | Verfahren zum waschen von rohgas aus elektrolyseoefen zur herstellung von aluminium sowie vorrichtung dazu |
| DE3408705A1 (de) * | 1983-03-07 | 1984-10-11 | Mitsubishi Jukogyo K.K., Tokio/Tokyo | Verfahren zur behandlung von abgas |
| EP0201220A3 (en) * | 1985-05-02 | 1988-02-17 | DAVY McKEE (LONDON) LIMITED | Process for selective dechlorination of waste gases |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2037896A5 (en) | 1970-12-31 |
| BE742915A (enrdf_load_stackoverflow) | 1970-05-14 |
| CH509093A (de) | 1971-06-30 |
| AU1251570A (en) | 1971-09-16 |
| NL7003378A (enrdf_load_stackoverflow) | 1970-09-15 |
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