DE3525051A1 - Verfahren zur entfernung von hcl, hf, so(pfeil abwaerts)3(pfeil abwaerts), so(pfeil abwaerts)2(pfeil abwaerts) und oxiden des stickstoffs aus verbrennungsabgasen durch eine simultane nasswaesche - Google Patents
Verfahren zur entfernung von hcl, hf, so(pfeil abwaerts)3(pfeil abwaerts), so(pfeil abwaerts)2(pfeil abwaerts) und oxiden des stickstoffs aus verbrennungsabgasen durch eine simultane nasswaescheInfo
- Publication number
- DE3525051A1 DE3525051A1 DE19853525051 DE3525051A DE3525051A1 DE 3525051 A1 DE3525051 A1 DE 3525051A1 DE 19853525051 DE19853525051 DE 19853525051 DE 3525051 A DE3525051 A DE 3525051A DE 3525051 A1 DE3525051 A1 DE 3525051A1
- Authority
- DE
- Germany
- Prior art keywords
- water
- iron
- simultaneous
- line
- sodium
- 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
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000007789 gas Substances 0.000 title claims abstract description 9
- 238000002485 combustion reaction Methods 0.000 title abstract description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title 2
- 229910052757 nitrogen Inorganic materials 0.000 title 1
- 238000005200 wet scrubbing Methods 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 28
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052742 iron Inorganic materials 0.000 claims abstract description 14
- 239000004280 Sodium formate Substances 0.000 claims abstract description 13
- HLBBKKJFGFRGMU-UHFFFAOYSA-M sodium formate Chemical compound [Na+].[O-]C=O HLBBKKJFGFRGMU-UHFFFAOYSA-M 0.000 claims abstract description 13
- 235000019254 sodium formate Nutrition 0.000 claims abstract description 13
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 11
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims abstract description 6
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000011282 treatment Methods 0.000 claims abstract description 4
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims abstract description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims abstract 3
- 229910021653 sulphate ion Inorganic materials 0.000 claims abstract 3
- 238000005406 washing Methods 0.000 claims description 17
- 239000007787 solid Substances 0.000 claims description 12
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 9
- 230000003647 oxidation Effects 0.000 claims description 8
- 238000007254 oxidation reaction Methods 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 6
- 239000000706 filtrate Substances 0.000 claims description 6
- CBOCVOKPQGJKKJ-UHFFFAOYSA-L Calcium formate Chemical compound [Ca+2].[O-]C=O.[O-]C=O CBOCVOKPQGJKKJ-UHFFFAOYSA-L 0.000 claims description 5
- 239000003513 alkali Substances 0.000 claims description 5
- 235000019255 calcium formate Nutrition 0.000 claims description 5
- 239000004281 calcium formate Substances 0.000 claims description 5
- 229940044172 calcium formate Drugs 0.000 claims description 5
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 claims description 5
- 235000010261 calcium sulphite Nutrition 0.000 claims description 5
- 239000003546 flue gas Substances 0.000 claims description 5
- 235000019253 formic acid Nutrition 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 5
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
- 239000000920 calcium hydroxide Substances 0.000 claims description 4
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 4
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 4
- 238000001556 precipitation Methods 0.000 claims description 4
- JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 claims description 4
- 239000011575 calcium Substances 0.000 claims description 3
- 239000003344 environmental pollutant Substances 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 231100000719 pollutant Toxicity 0.000 claims description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 2
- 235000019738 Limestone Nutrition 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims description 2
- 239000013505 freshwater Substances 0.000 claims description 2
- 229910052602 gypsum Inorganic materials 0.000 claims description 2
- 239000010440 gypsum Substances 0.000 claims description 2
- 229940079826 hydrogen sulfite Drugs 0.000 claims description 2
- 239000004615 ingredient Substances 0.000 claims description 2
- 239000006028 limestone Substances 0.000 claims description 2
- 238000006386 neutralization reaction Methods 0.000 claims description 2
- 239000000047 product Substances 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- 239000002351 wastewater Substances 0.000 claims description 2
- 238000004065 wastewater treatment Methods 0.000 claims description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims 3
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 claims 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 claims 1
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 claims 1
- ZHZFKLKREFECML-UHFFFAOYSA-L calcium;sulfate;hydrate Chemical compound O.[Ca+2].[O-]S([O-])(=O)=O ZHZFKLKREFECML-UHFFFAOYSA-L 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 230000000536 complexating effect Effects 0.000 claims 1
- 230000000873 masking effect Effects 0.000 claims 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 claims 1
- TXRWKMKFNIHNRO-UHFFFAOYSA-M sodium hydrogen sulfite sulfuric acid Chemical compound [Na+].OS([O-])=O.OS(O)(=O)=O TXRWKMKFNIHNRO-UHFFFAOYSA-M 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 239000011975 tartaric acid Substances 0.000 claims 1
- 235000002906 tartaric acid Nutrition 0.000 claims 1
- 238000005201 scrubbing Methods 0.000 abstract description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 4
- 150000004697 chelate complex Chemical class 0.000 abstract description 4
- 239000001301 oxygen Substances 0.000 abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 abstract description 4
- -1 alkali metal sulphites Chemical class 0.000 abstract description 2
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 229910052936 alkali metal sulfate Inorganic materials 0.000 abstract 1
- 239000000470 constituent Substances 0.000 abstract 1
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 8
- 239000000243 solution Substances 0.000 description 6
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 5
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 235000010265 sodium sulphite Nutrition 0.000 description 4
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- 229940079827 sodium hydrogen sulfite Drugs 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- WBHQBSYUUJJSRZ-UHFFFAOYSA-M sodium bisulfate Chemical compound [Na+].OS([O-])(=O)=O WBHQBSYUUJJSRZ-UHFFFAOYSA-M 0.000 description 1
- 229910000342 sodium bisulfate Inorganic materials 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- 238000004018 waxing Methods 0.000 description 1
Classifications
-
- 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
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/48—Sulfites
-
- 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
- B01D53/60—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
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
- C01F11/464—Sulfates of Ca from gases containing sulfur oxides
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Treating Waste Gases (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853525051 DE3525051A1 (de) | 1985-07-13 | 1985-07-13 | Verfahren zur entfernung von hcl, hf, so(pfeil abwaerts)3(pfeil abwaerts), so(pfeil abwaerts)2(pfeil abwaerts) und oxiden des stickstoffs aus verbrennungsabgasen durch eine simultane nasswaesche |
| DE19853531968 DE3531968A1 (de) | 1985-07-13 | 1985-09-07 | Simultane waschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) mit intermediaerem schritt |
| DE19853543843 DE3543843A1 (de) | 1985-07-13 | 1985-12-12 | Verfahren zur simultanen waschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) aus rauchgasen durch einsatz manganarmer additive |
| PCT/EP1986/000317 WO1986006981A1 (en) | 1985-05-25 | 1986-05-24 | METHOD FOR SIMULTANEOUSLY REMOVING BY WASHING SO2, NOx AND OPTIONALLY OTHER NOXIOUS SUBSTANCES CONTAINED IN FLUE GASES IN HEATING INSTALLATIONS SUPPLIED WITH FOSSILE FUELS |
| EP86903350A EP0223803A1 (de) | 1985-05-25 | 1986-05-24 | VERFAHREN ZUM GLEICHZEITIGEN AUSWASCHEN VON SO 2?, NO x? UND GGF. WEITEREN SCHADSTOFFEN AUS DEN RAUCHGASEN VON MIT FOSSILEN BRENNSTOFFEN BETRIEBENEN FEUERUNGSANLAGEN |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853525051 DE3525051A1 (de) | 1985-07-13 | 1985-07-13 | Verfahren zur entfernung von hcl, hf, so(pfeil abwaerts)3(pfeil abwaerts), so(pfeil abwaerts)2(pfeil abwaerts) und oxiden des stickstoffs aus verbrennungsabgasen durch eine simultane nasswaesche |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3525051A1 true DE3525051A1 (de) | 1987-01-15 |
| DE3525051C2 DE3525051C2 (enrdf_load_stackoverflow) | 1990-05-31 |
Family
ID=6275694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853525051 Granted DE3525051A1 (de) | 1985-05-25 | 1985-07-13 | Verfahren zur entfernung von hcl, hf, so(pfeil abwaerts)3(pfeil abwaerts), so(pfeil abwaerts)2(pfeil abwaerts) und oxiden des stickstoffs aus verbrennungsabgasen durch eine simultane nasswaesche |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3525051A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3707371A1 (de) * | 1987-03-07 | 1988-09-15 | Metallgesellschaft Ag | Verfahren zur regelung des gehalts an zweiwertigem eisen in den zur abscheidung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) verwendeten waschloesungen |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2445567A1 (de) * | 1973-09-24 | 1975-04-03 | Asahi Chemical Ind | Verfahren zum entfernen von stickstoffmonoxid aus einem stickstoffmonoxid enthaltenden gas |
| DE2460231A1 (de) * | 1973-12-27 | 1975-07-03 | Chisso Eng Co Ltd | Verfahren zum entfernen von stickstoffoxiden aus industriellen abgasen und dafuer geeignete waessrige behandlungsloesungen |
| DE3136914A1 (de) * | 1981-09-17 | 1983-03-31 | Hölter, Heinz, Dipl.-Ing., 4390 Gladbeck | "verfahren zur rauchgasreinigung hinter kraftwerken mit gleichzeitiger herstellung von gips im trockenprozess" |
| DE3312388A1 (de) * | 1982-04-01 | 1983-10-13 | Mitsubishi Jukogyo K.K., Tokyo | Verfahren zur gewinnung von gips bei der abgasentschwefelung |
| DE3241539A1 (de) * | 1982-11-10 | 1984-05-10 | L. & C. Steinmüller GmbH, 5270 Gummersbach | Verfahren zur verbesserung der gipsbildung bei der nassen rauchgasentschwefelung mit kalkwaesche |
-
1985
- 1985-07-13 DE DE19853525051 patent/DE3525051A1/de active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2445567A1 (de) * | 1973-09-24 | 1975-04-03 | Asahi Chemical Ind | Verfahren zum entfernen von stickstoffmonoxid aus einem stickstoffmonoxid enthaltenden gas |
| DE2460231A1 (de) * | 1973-12-27 | 1975-07-03 | Chisso Eng Co Ltd | Verfahren zum entfernen von stickstoffoxiden aus industriellen abgasen und dafuer geeignete waessrige behandlungsloesungen |
| DE3136914A1 (de) * | 1981-09-17 | 1983-03-31 | Hölter, Heinz, Dipl.-Ing., 4390 Gladbeck | "verfahren zur rauchgasreinigung hinter kraftwerken mit gleichzeitiger herstellung von gips im trockenprozess" |
| DE3312388A1 (de) * | 1982-04-01 | 1983-10-13 | Mitsubishi Jukogyo K.K., Tokyo | Verfahren zur gewinnung von gips bei der abgasentschwefelung |
| DE3241539A1 (de) * | 1982-11-10 | 1984-05-10 | L. & C. Steinmüller GmbH, 5270 Gummersbach | Verfahren zur verbesserung der gipsbildung bei der nassen rauchgasentschwefelung mit kalkwaesche |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3707371A1 (de) * | 1987-03-07 | 1988-09-15 | Metallgesellschaft Ag | Verfahren zur regelung des gehalts an zweiwertigem eisen in den zur abscheidung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) verwendeten waschloesungen |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3525051C2 (enrdf_load_stackoverflow) | 1990-05-31 |
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