DE3540973A1 - Simultane so(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-abscheidung bei rauchgasen, die mit hohem no(pfeil abwaerts)x(pfeil abwaerts) und hcl belastet sind - Google Patents
Simultane so(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-abscheidung bei rauchgasen, die mit hohem no(pfeil abwaerts)x(pfeil abwaerts) und hcl belastet sindInfo
- Publication number
- DE3540973A1 DE3540973A1 DE19853540973 DE3540973A DE3540973A1 DE 3540973 A1 DE3540973 A1 DE 3540973A1 DE 19853540973 DE19853540973 DE 19853540973 DE 3540973 A DE3540973 A DE 3540973A DE 3540973 A1 DE3540973 A1 DE 3540973A1
- Authority
- DE
- Germany
- Prior art keywords
- iron
- nox
- hcl
- flue gases
- scrubbing
- 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.)
- Granted
Links
- 239000003546 flue gas Substances 0.000 title claims abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052742 iron Inorganic materials 0.000 claims abstract description 10
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims abstract description 6
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims abstract description 4
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract 6
- -1 iron chelate complex salts Chemical class 0.000 claims abstract 4
- 238000010521 absorption reaction Methods 0.000 claims abstract 2
- 238000005406 washing Methods 0.000 claims description 9
- 239000003513 alkali Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 239000000460 chlorine Substances 0.000 claims description 2
- 150000001805 chlorine compounds Chemical class 0.000 claims description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims 1
- 238000004140 cleaning Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract description 5
- 239000013522 chelant Substances 0.000 abstract description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract description 3
- 230000002378 acidificating effect Effects 0.000 abstract description 3
- 238000001704 evaporation Methods 0.000 abstract description 3
- 230000008020 evaporation Effects 0.000 abstract description 3
- 229910001514 alkali metal chloride Inorganic materials 0.000 abstract description 2
- 238000011144 upstream manufacturing Methods 0.000 abstract description 2
- 238000005201 scrubbing Methods 0.000 abstract 5
- 238000002485 combustion reaction Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 3
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009938 salting Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/18—Nature of the water, waste water, sewage or sludge to be treated from the purification of gaseous effluents
-
- 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)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853540973 DE3540973A1 (de) | 1984-12-24 | 1985-11-19 | Simultane so(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-abscheidung bei rauchgasen, die mit hohem no(pfeil abwaerts)x(pfeil abwaerts) und hcl belastet sind |
| PCT/EP1986/000572 WO1987002269A1 (en) | 1985-10-11 | 1986-10-08 | Process for simultaneous extraction of so2 and nox contained in waste gases |
| EP86905803A EP0241496A1 (de) | 1985-10-11 | 1986-10-08 | Verfahren zur simultanen so2- und nox-abscheidung aus rauchgasen |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3447425A DE3447425C2 (de) | 1984-12-24 | 1984-12-24 | Verfahren zur Verminderung von Stickstoffoxiden in Rauchgasen |
| DE19853540973 DE3540973A1 (de) | 1984-12-24 | 1985-11-19 | Simultane so(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-abscheidung bei rauchgasen, die mit hohem no(pfeil abwaerts)x(pfeil abwaerts) und hcl belastet sind |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3540973A1 true DE3540973A1 (de) | 1987-05-21 |
| DE3540973C2 DE3540973C2 (enrdf_load_stackoverflow) | 1988-06-30 |
Family
ID=25827789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853540973 Granted DE3540973A1 (de) | 1984-12-24 | 1985-11-19 | Simultane so(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-abscheidung bei rauchgasen, die mit hohem no(pfeil abwaerts)x(pfeil abwaerts) und hcl belastet sind |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3540973A1 (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0667179A1 (en) * | 1990-06-25 | 1995-08-16 | Mitsubishi Jukogyo Kabushiki Kaisha | Method for desulfurizing exhaust smoke |
| CN107522297A (zh) * | 2017-09-15 | 2017-12-29 | 北京高能时代环境技术股份有限公司 | 一种利用烟道气进行脱硫废水软化的系统 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3921180A1 (de) * | 1989-06-28 | 1991-01-03 | Gsb Ges Zur Beseitigung Von So | Verfahren und anlage zur reinigung von schadstoffhaltigen abgasen unter vermeidung von salzrueckstaenden |
| DE4033489A1 (de) * | 1990-10-20 | 1992-04-23 | Kernforschungsz Karlsruhe | Verfahren zur reinigung von rauchgas |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2353528A1 (de) * | 1972-10-25 | 1974-05-16 | Hitachi Ltd | Verfahren zur behandlung von abgasen |
| US3941667A (en) * | 1975-03-21 | 1976-03-02 | Friedrich Uhde Gmbh | Method for the reprocessing of cell liquor from diaphragm cell electrolysis plants |
| DE2604371A1 (de) * | 1975-02-07 | 1976-08-26 | Andco Inc | Verfahren zum elektrochemischen entfernen verunreinigender ionen aus einem ionisierenden medium sowie elektrochemische zelle zur durchfuehrung des verfahrens |
| CH585582A5 (enrdf_load_stackoverflow) * | 1972-09-15 | 1977-03-15 | Dart Ind Inc | |
| DE2710328A1 (de) * | 1976-03-09 | 1977-09-15 | Solex Res Corp Japan | Verfahren zur wiedergewinnung von verbrauchter schwefelsaeure und salzsaeure |
| DD131041A1 (de) * | 1977-01-31 | 1978-05-24 | Elisabeth Gerber | Verfahren zur aufbereitung von eisenchlorid-salzsaeureloesung |
| DE3110320A1 (de) * | 1980-03-17 | 1982-01-07 | National Research Development Corp., London | Anoden-unterstuetzte kationenreduktion |
-
1985
- 1985-11-19 DE DE19853540973 patent/DE3540973A1/de active Granted
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH585582A5 (enrdf_load_stackoverflow) * | 1972-09-15 | 1977-03-15 | Dart Ind Inc | |
| DE2353528A1 (de) * | 1972-10-25 | 1974-05-16 | Hitachi Ltd | Verfahren zur behandlung von abgasen |
| DE2604371A1 (de) * | 1975-02-07 | 1976-08-26 | Andco Inc | Verfahren zum elektrochemischen entfernen verunreinigender ionen aus einem ionisierenden medium sowie elektrochemische zelle zur durchfuehrung des verfahrens |
| US3941667A (en) * | 1975-03-21 | 1976-03-02 | Friedrich Uhde Gmbh | Method for the reprocessing of cell liquor from diaphragm cell electrolysis plants |
| DE2710328A1 (de) * | 1976-03-09 | 1977-09-15 | Solex Res Corp Japan | Verfahren zur wiedergewinnung von verbrauchter schwefelsaeure und salzsaeure |
| DD131041A1 (de) * | 1977-01-31 | 1978-05-24 | Elisabeth Gerber | Verfahren zur aufbereitung von eisenchlorid-salzsaeureloesung |
| DE3110320A1 (de) * | 1980-03-17 | 1982-01-07 | National Research Development Corp., London | Anoden-unterstuetzte kationenreduktion |
Non-Patent Citations (1)
| Title |
|---|
| DE-Z: Chem.-Ing.Techn., 57, 1985, Nr.9, S.717-727 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0667179A1 (en) * | 1990-06-25 | 1995-08-16 | Mitsubishi Jukogyo Kabushiki Kaisha | Method for desulfurizing exhaust smoke |
| CN107522297A (zh) * | 2017-09-15 | 2017-12-29 | 北京高能时代环境技术股份有限公司 | 一种利用烟道气进行脱硫废水软化的系统 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3540973C2 (enrdf_load_stackoverflow) | 1988-06-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3145697B2 (ja) | 煙道ガスの精製法 | |
| DE2619145C3 (de) | Verfahren zum Abscheiden von Stickstoffoxiden oder von Stickstoffoxiden und Schwefeloxiden aus Abgasen | |
| JPH04506929A (ja) | 液から窒素化合物を除去する装置及び方法 | |
| DE2346816A1 (de) | Verfahren zur auswaschung von so2, insbesondere hinter kraftwerksanlagen oder aehnlichen rauchgas-entwickelnden anlagen | |
| DE3540973A1 (de) | Simultane so(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-abscheidung bei rauchgasen, die mit hohem no(pfeil abwaerts)x(pfeil abwaerts) und hcl belastet sind | |
| DE3145012A1 (de) | Verfahren zur reinigung sulfurylfluorid enthaltender abgase | |
| DE19802274C2 (de) | Beeinflussung der chemischen Vorgänge bei der thermischen Behandlung bzw. Verbrennung von Hausmüll oder hausmüllähnlichem Gewerbemüll in Müllverbrennungsanlagen (MVA) mittels Schwefel oder schwefelhaltiger Zusätze mit dem Ziel verminderter Chlor-/Chloridkorrision | |
| DE2849498A1 (de) | Verfahren zum auswaschen von chlor aus gasen | |
| EP0177839A2 (de) | Verfahren zur Entfernung von Schwefeldioxid und Stickoxiden aus Rauchgasen | |
| DE2707935C2 (de) | Verfahren und Vorrichtung zur Reinigung von Rauchgasen und anderen Abgasen, die Schwefeldioxid enthalten | |
| DE3507718C2 (enrdf_load_stackoverflow) | ||
| DE3512500A1 (de) | Mehrstufiges hci, so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts)-waschverfahren fuer rauchgasreinigung vorzugsweise hinter fossilen kraftwerken | |
| DE2808935C3 (de) | Verfahren und Einrichtung zur Herstellung der aufgestärkten Kochsäure für den Zellstoffaufschluß | |
| DE3528971A1 (de) | Verfahren zur simultanen so(pfeil abwaerts)2(pfeil abwaerts)/no(pfeil abwaerts)x(pfeil abwaerts)-abscheidung aus rauchgasen bei gleichzeitiger gewinnung von so(pfeil abwaerts)2(pfeil abwaerts)-reichgas | |
| WO1987002269A1 (en) | Process for simultaneous extraction of so2 and nox contained in waste gases | |
| DE3515707C2 (enrdf_load_stackoverflow) | ||
| DE2752901C2 (enrdf_load_stackoverflow) | ||
| DE2801279A1 (de) | Verfahren zum entfernen von so tief 2 aus abgas in einer nasswaesche | |
| DE3433396A1 (de) | Abgasentschwefelungsverfahren | |
| DE4033489C2 (enrdf_load_stackoverflow) | ||
| DE2759393C3 (de) | Kreislaufverfahren zum Entschwefeln von Kesselfeuer-Abgasen | |
| DE3536312C2 (enrdf_load_stackoverflow) | ||
| DE3537948C2 (enrdf_load_stackoverflow) | ||
| DE2800994C2 (de) | Verfahren zur Verkürzung der Oxidation der beim SO↓2↓-Waschprozeß anfallenden CaSO↓3↓-Schlämme | |
| DE3514407C2 (enrdf_load_stackoverflow) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AF | Is addition to no. |
Ref country code: DE Ref document number: 3447425 Format of ref document f/p: P |
|
| OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
| OP8 | Request for examination as to paragraph 44 patent law | ||
| AF | Is addition to no. |
Ref country code: DE Ref document number: 3447425 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 |