DE2657970A1 - Verfahren zum entfernen von schwefeldioxid aus einem gas - Google Patents
Verfahren zum entfernen von schwefeldioxid aus einem gasInfo
- Publication number
- DE2657970A1 DE2657970A1 DE19762657970 DE2657970A DE2657970A1 DE 2657970 A1 DE2657970 A1 DE 2657970A1 DE 19762657970 DE19762657970 DE 19762657970 DE 2657970 A DE2657970 A DE 2657970A DE 2657970 A1 DE2657970 A1 DE 2657970A1
- Authority
- DE
- Germany
- Prior art keywords
- hydroxide
- soln
- metal
- alkaline earth
- halide
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 title claims abstract description 9
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title claims description 21
- 229910001507 metal halide Inorganic materials 0.000 title claims description 4
- 150000005309 metal halides Chemical class 0.000 title claims description 4
- 229910000000 metal hydroxide Inorganic materials 0.000 title claims description 4
- 239000007789 gas Substances 0.000 title description 9
- 235000010269 sulphur dioxide Nutrition 0.000 title 1
- 239000004291 sulphur dioxide Substances 0.000 title 1
- 238000010521 absorption reaction Methods 0.000 claims abstract description 10
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims abstract description 7
- 239000001110 calcium chloride Substances 0.000 claims abstract description 7
- 229910001628 calcium chloride Inorganic materials 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 7
- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims abstract description 6
- 150000004820 halides Chemical class 0.000 claims abstract description 5
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 4
- 239000000920 calcium hydroxide Substances 0.000 claims description 4
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 4
- 150000004692 metal hydroxides Chemical class 0.000 claims description 3
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 2
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 229910001615 alkaline earth metal halide Inorganic materials 0.000 claims 2
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 claims 1
- 235000011148 calcium chloride Nutrition 0.000 abstract description 6
- 229910052602 gypsum Inorganic materials 0.000 abstract description 3
- 239000010440 gypsum Substances 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C01F11/46—Sulfates
- C01F11/464—Sulfates of Ca from gases containing sulfur 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
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
-
- 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
-
- 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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Geology (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)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762657970 DE2657970A1 (de) | 1976-12-21 | 1976-12-21 | Verfahren zum entfernen von schwefeldioxid aus einem gas |
| JP9666477A JPS5377889A (en) | 1976-12-21 | 1977-08-11 | Preventing method for formation of gypsum scale in flue gas desulfurizationtreatment |
| FR7738708A FR2374942A1 (fr) | 1976-12-21 | 1977-12-21 | Procede pour empecher la formation de tartre ou de depots de gypse dans un procede de desulfuration d'un effluent gazeux |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762657970 DE2657970A1 (de) | 1976-12-21 | 1976-12-21 | Verfahren zum entfernen von schwefeldioxid aus einem gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2657970A1 true DE2657970A1 (de) | 1978-06-29 |
| DE2657970C2 DE2657970C2 (enrdf_load_stackoverflow) | 1987-09-24 |
Family
ID=5996143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762657970 Granted DE2657970A1 (de) | 1976-12-21 | 1976-12-21 | Verfahren zum entfernen von schwefeldioxid aus einem gas |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5377889A (enrdf_load_stackoverflow) |
| DE (1) | DE2657970A1 (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55165129A (en) * | 1979-06-08 | 1980-12-23 | Kobe Steel Ltd | Desulfurizing method for exhaust gas by wet type lime-gypsum process |
| JPS5950371B2 (ja) * | 1979-06-12 | 1984-12-07 | 株式会社神戸製鋼所 | 湿式石灰石膏法による排煙脱硫方法 |
| JPS5637028A (en) * | 1979-08-30 | 1981-04-10 | Kobe Steel Ltd | Desulfurizing method of exhaust gas |
| JPS5745326A (en) * | 1980-09-01 | 1982-03-15 | Kobe Steel Ltd | Waste gas desulfurization method by lime gypsum method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5124465B2 (enrdf_load_stackoverflow) * | 1972-05-04 | 1976-07-24 | ||
| DE2323508A1 (de) * | 1973-05-10 | 1974-11-28 | Heinz Hoelter | Verfahren zur auswaschung von so2, hc1, fluor, staub und aehnlichen rauchgasbegleitern |
-
1976
- 1976-12-21 DE DE19762657970 patent/DE2657970A1/de active Granted
-
1977
- 1977-08-11 JP JP9666477A patent/JPS5377889A/ja active Pending
Non-Patent Citations (1)
| Title |
|---|
| NICHTS-ERMITTELT * |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5377889A (en) | 1978-07-10 |
| DE2657970C2 (enrdf_load_stackoverflow) | 1987-09-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8176 | Proceedings suspended because of application no: |
Ref document number: 2400345 Country of ref document: DE Format of ref document f/p: P |
|
| 8178 | Suspension cancelled | ||
| AF | Is addition to no. |
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|
| AF | Is addition to no. |
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|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |