DE3537949C2 - - Google Patents
Info
- Publication number
- DE3537949C2 DE3537949C2 DE3537949A DE3537949A DE3537949C2 DE 3537949 C2 DE3537949 C2 DE 3537949C2 DE 3537949 A DE3537949 A DE 3537949A DE 3537949 A DE3537949 A DE 3537949A DE 3537949 C2 DE3537949 C2 DE 3537949C2
- Authority
- DE
- Germany
- Prior art keywords
- scrubber
- rich gas
- sodium sulfate
- gas
- washing solution
- 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
- 239000007789 gas Substances 0.000 claims description 25
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 10
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 10
- 235000011152 sodium sulphate Nutrition 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 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 description 6
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims description 6
- 239000007795 chemical reaction product Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 235000010265 sodium sulphite Nutrition 0.000 claims description 3
- 238000005979 thermal decomposition reaction Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- JVXHQHGWBAHSSF-UHFFFAOYSA-L 2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxylatomethyl)amino]acetate;hydron;iron(2+) Chemical compound [H+].[H+].[Fe+2].[O-]C(=O)CN(CC([O-])=O)CCN(CC([O-])=O)CC([O-])=O JVXHQHGWBAHSSF-UHFFFAOYSA-L 0.000 description 1
- LMSDCGXQALIMLM-UHFFFAOYSA-N 2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetic acid;iron Chemical compound [Fe].OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O LMSDCGXQALIMLM-UHFFFAOYSA-N 0.000 description 1
- 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
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 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
-
- 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 |
|---|---|---|---|
| DE19853537949 DE3537949A1 (de) | 1985-10-25 | 1985-10-25 | So(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-gasreinigungsanlage mit endprodukt natriumsulfat |
| 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853537949 DE3537949A1 (de) | 1985-10-25 | 1985-10-25 | So(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-gasreinigungsanlage mit endprodukt natriumsulfat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3537949A1 DE3537949A1 (de) | 1987-04-30 |
| DE3537949C2 true DE3537949C2 (enrdf_load_stackoverflow) | 1990-06-21 |
Family
ID=6284419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853537949 Granted DE3537949A1 (de) | 1985-10-11 | 1985-10-25 | So(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-gasreinigungsanlage mit endprodukt natriumsulfat |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3537949A1 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7985396B2 (en) * | 2008-07-11 | 2011-07-26 | Solvay Chemicals, Inc. | Process for production of sodium bisulfite |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1482643A (en) * | 1973-10-31 | 1977-08-10 | Kureha Chemical Ind Co Ltd | Method for removing oxides of nitrogen from a gas |
| DE2516342A1 (de) * | 1975-04-15 | 1976-10-28 | Bayer Ag | Verfahren zur katalytischen oxydation von sulfithaltigen loesungen zu sulfathaltigen loesungen |
| DE2634644A1 (de) * | 1975-08-04 | 1977-02-17 | Ducon Co | Nassreinigungsverfahren und -vorrichtung |
| GB1577365A (en) * | 1976-02-28 | 1980-10-22 | Chiyoda Chem Eng Construct Co | Gas-liquid contacting method and apparatus |
| DE3227019A1 (de) * | 1982-07-20 | 1984-01-26 | F.J. Gattys Ingenieurbüro für chem. Maschinen- und Apparatebau, 6078 Neu Isenburg | Verfahren zur rueckgewinnung von chlorsalzen aus abfall-loesungen |
| DE3241540A1 (de) * | 1982-11-10 | 1984-05-10 | L. & C. Steinmüller GmbH, 5270 Gummersbach | Verfahren zur fortlaufenden entnahme von waschsuspension mit erhoehter feststoffkonzentration aus einem waschturm einer mit kalk oder kalkstein als absorptionsmittel arbeitenden rauchgasentschwefelungsanlage |
| JPS6115719A (ja) * | 1984-07-03 | 1986-01-23 | Mitsubishi Heavy Ind Ltd | 排ガスの処理方法 |
-
1985
- 1985-10-25 DE DE19853537949 patent/DE3537949A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3537949A1 (de) | 1987-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |