DE3517483C2 - - Google Patents
Info
- Publication number
- DE3517483C2 DE3517483C2 DE3517483A DE3517483A DE3517483C2 DE 3517483 C2 DE3517483 C2 DE 3517483C2 DE 3517483 A DE3517483 A DE 3517483A DE 3517483 A DE3517483 A DE 3517483A DE 3517483 C2 DE3517483 C2 DE 3517483C2
- Authority
- DE
- Germany
- Prior art keywords
- stage
- washing
- washing liquid
- gas
- content
- 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.)
- Expired - Lifetime
Links
- 238000005406 washing Methods 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000003546 flue gas Substances 0.000 claims description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 2
- 239000000920 calcium hydroxide Substances 0.000 claims description 2
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 2
- 239000007921 spray Substances 0.000 claims description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 5
- 229910052938 sodium sulfate Inorganic materials 0.000 claims 5
- 235000011152 sodium sulphate Nutrition 0.000 claims 5
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 3
- 229910052602 gypsum Inorganic materials 0.000 claims 3
- 239000010440 gypsum Substances 0.000 claims 3
- 229910052742 iron Inorganic materials 0.000 claims 3
- 238000001556 precipitation Methods 0.000 claims 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims 2
- 230000003647 oxidation Effects 0.000 claims 2
- 238000007254 oxidation reaction Methods 0.000 claims 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims 2
- 239000002351 wastewater Substances 0.000 claims 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 235000010216 calcium carbonate Nutrition 0.000 claims 1
- 229910000019 calcium carbonate Inorganic materials 0.000 claims 1
- 239000013522 chelant Substances 0.000 claims 1
- WKPSFPXMYGFAQW-UHFFFAOYSA-N iron;hydrate Chemical compound O.[Fe] WKPSFPXMYGFAQW-UHFFFAOYSA-N 0.000 claims 1
- MGFYIUFZLHCRTH-UHFFFAOYSA-N nitrilotriacetic acid Chemical compound OC(=O)CN(CC(O)=O)CC(O)=O MGFYIUFZLHCRTH-UHFFFAOYSA-N 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 claims 1
- JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 claims 1
- 235000010262 sodium metabisulphite Nutrition 0.000 claims 1
- 235000010265 sodium sulphite Nutrition 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000006028 limestone 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
- B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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)
- Gas Separation By Absorption (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853517483 DE3517483A1 (de) | 1985-05-15 | 1985-05-15 | Verfahren zur simultanen waschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) mit hohem natriumsulfat-gehalt bei gleichzeitig hoher verweilzeit im waescher |
| EP86902811A EP0217945A1 (de) | 1985-04-06 | 1986-04-05 | Verfahren zur reinigung von rauchgasen |
| PCT/EP1986/000207 WO1986005709A1 (fr) | 1985-04-06 | 1986-04-05 | Procede pour le nettoyage des gaz brules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853517483 DE3517483A1 (de) | 1985-05-15 | 1985-05-15 | Verfahren zur simultanen waschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) mit hohem natriumsulfat-gehalt bei gleichzeitig hoher verweilzeit im waescher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3517483A1 DE3517483A1 (de) | 1986-11-20 |
| DE3517483C2 true DE3517483C2 (enExample) | 1992-04-30 |
Family
ID=6270776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853517483 Granted DE3517483A1 (de) | 1985-04-06 | 1985-05-15 | Verfahren zur simultanen waschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) mit hohem natriumsulfat-gehalt bei gleichzeitig hoher verweilzeit im waescher |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3517483A1 (enExample) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1251900B (de) * | 1967-10-12 | Heinrich Koppers Gesellschaft mit beschrankter Haftung, Essen | Verfahren zur Ent fernung von Stickstoffverbindungen aus Gasen | |
| JPS5210659B2 (enExample) * | 1973-04-09 | 1977-03-25 | ||
| GB1482643A (en) * | 1973-10-31 | 1977-08-10 | Kureha Chemical Ind Co Ltd | Method for removing oxides of nitrogen from a gas |
| JPS5096478A (enExample) * | 1973-12-27 | 1975-07-31 | ||
| IT1052507B (it) * | 1974-12-28 | 1981-07-20 | Chisso Corp | Procedimento per rigenerare le soluzioni assorbenti utilizzate per la depurazione di gas di scarico |
-
1985
- 1985-05-15 DE DE19853517483 patent/DE3517483A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3517483A1 (de) | 1986-11-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2619145C3 (de) | Verfahren zum Abscheiden von Stickstoffoxiden oder von Stickstoffoxiden und Schwefeloxiden aus Abgasen | |
| DE69011301T2 (de) | Verfahren zum Entfernen von Schwefeldioxyd aus Rauchgasen. | |
| DE2559546A1 (de) | Verfahren zum abscheiden von stickstoffoxyden und stickstoff- und schwefeloxyden aus abgasen | |
| DE2512883A1 (de) | Verfahren zur nassbehandlung von abgasen | |
| DE3305120A1 (de) | Verfahren zur rauchgasreinigung | |
| DE2735566A1 (de) | Verfahren zum entfernen von fluorverbindungen und schwefeldioxid aus abgasen | |
| DE69201915T2 (de) | Abgas-Entschwefelungsverfahren. | |
| DE69110202T2 (de) | Verfahren zur Entschwefelung von Rauchgasen. | |
| DE3517483C2 (enExample) | ||
| DE2415693A1 (de) | Verfahren zum reinigen von rauchgas | |
| DE3523354C2 (enExample) | ||
| DE3310716C2 (de) | Verfahren zur absorptiven Entfernung von HCL und SO↓2↓ aus Rauchgas | |
| DE3515707C2 (enExample) | ||
| EP0238811A1 (de) | Verfahren zum Reinigen von S02-haltigen Rauchgasen | |
| WO1986005709A1 (fr) | Procede pour le nettoyage des gaz brules | |
| DE19847940C2 (de) | Verfahren zur Aufbereitung von magnesiumsulfathaltigen Wässern | |
| DE60314712T2 (de) | Verfahren zur Reduktion von NOX-Emissionen in einer chemischen Zellstoff-Fabrik | |
| DE3525051C2 (enExample) | ||
| EP0674601B1 (de) | Verfahren zur verbesserung des weissgrades von rohgips | |
| DE3511427A1 (de) | Verfahren zur simultanen auswaschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) bei gleichzeitiger rueckfuehrung des komplexbildners | |
| WO1986006981A1 (fr) | PROCEDE PERMETTANT L'ELIMINATION SIMULTANEE PAR LAVAGE DE SO2, NOx ET LE CAS ECHEANT D'AUTRES SUBSTANCES NOCIVES CONTENUES DANS LES GAZ DE FUMEE DES INSTALLATIONS DE CHAUFFE ALIMENTEES PAR DES COMBUSTIBLES FOSSILES | |
| DE3241540C2 (enExample) | ||
| DE2158139C3 (de) | Verfahren zur Entfernung von SO2 aus Abgasen | |
| DE4435631C2 (de) | Verfahren zum Ausschleusen von Mangan aus Prozeßwassern in der Papier-, Zellstoff- und übrigen fasererzeugenden und faserbearbeitenden Industrie beim chlorfreien Bleichen des Faserstoffes | |
| DE2524116A1 (de) | Verfahren zur nassaufbereitung von abgasen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AF | Is addition to no. |
Ref country code: DE Ref document number: 3514407 Format of ref document f/p: P |
|
| OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
| 8110 | Request for examination paragraph 44 | ||
| 8176 | Proceedings suspended because of application no: |
Ref document number: 3514407 Country of ref document: DE Format of ref document f/p: P |
|
| AF | Is addition to no. |
Ref country code: DE Ref document number: 3514407 Format of ref document f/p: P |
|
| 8178 | Suspension cancelled | ||
| AF | Is addition to no. |
Ref country code: DE Ref document number: 3514407 Format of ref document f/p: P |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8340 | Patent of addition ceased/non-payment of fee of main patent |