GB1376404A - Process for working up the wash solution obtained in the washing of so2-containing off-gas using aqueous ammonia - Google Patents
Process for working up the wash solution obtained in the washing of so2-containing off-gas using aqueous ammoniaInfo
- Publication number
- GB1376404A GB1376404A GB1471172A GB1471172A GB1376404A GB 1376404 A GB1376404 A GB 1376404A GB 1471172 A GB1471172 A GB 1471172A GB 1471172 A GB1471172 A GB 1471172A GB 1376404 A GB1376404 A GB 1376404A
- Authority
- GB
- United Kingdom
- Prior art keywords
- gas
- content
- split
- wash solution
- wash
- 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
Links
- 238000000034 method Methods 0.000 title abstract 6
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 title abstract 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title abstract 2
- 238000005406 washing Methods 0.000 title abstract 2
- 239000007789 gas Substances 0.000 abstract 12
- 239000000243 solution Substances 0.000 abstract 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 5
- 239000001117 sulphuric acid Substances 0.000 abstract 5
- 235000011149 sulphuric acid Nutrition 0.000 abstract 5
- 238000001704 evaporation Methods 0.000 abstract 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 3
- 239000005864 Sulphur Substances 0.000 abstract 3
- 230000008020 evaporation Effects 0.000 abstract 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 abstract 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 2
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 abstract 2
- 229910052921 ammonium sulfate Inorganic materials 0.000 abstract 2
- 239000001166 ammonium sulphate Substances 0.000 abstract 2
- 235000011130 ammonium sulphate Nutrition 0.000 abstract 2
- 238000002485 combustion reaction Methods 0.000 abstract 2
- 239000000446 fuel Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract 1
- PQUCIEFHOVEZAU-UHFFFAOYSA-N Diammonium sulfite Chemical compound [NH4+].[NH4+].[O-]S([O-])=O PQUCIEFHOVEZAU-UHFFFAOYSA-N 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- 150000003863 ammonium salts Chemical class 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 239000003546 flue gas Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 238000005201 scrubbing Methods 0.000 abstract 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 abstract 1
- 229910021653 sulphate ion Inorganic materials 0.000 abstract 1
- 235000010269 sulphur dioxide Nutrition 0.000 abstract 1
- 239000004291 sulphur dioxide Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/60—Isolation of sulfur dioxide from gases
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712143444 DE2143444B2 (de) | 1971-08-31 | 1971-08-31 | Verfahren zur aufarbeitung der bei der waesche so tief 2-haltiger abgase anfallenden waschloesung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1376404A true GB1376404A (en) | 1974-12-04 |
Family
ID=5818201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1471172A Expired GB1376404A (en) | 1971-08-31 | 1972-03-29 | Process for working up the wash solution obtained in the washing of so2-containing off-gas using aqueous ammonia |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS4834775A (enrdf_load_stackoverflow) |
| DE (1) | DE2143444B2 (enrdf_load_stackoverflow) |
| GB (1) | GB1376404A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100368061C (zh) * | 2003-09-24 | 2008-02-13 | 郑州海天电力环保实业有限公司 | 烟道气氨法脱硫及脱硫产物综合利用的一体化方法 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2333518C3 (de) * | 1973-07-02 | 1981-02-26 | Dr. C. Otto & Comp. Gmbh, 4630 Bochum | Verfahren zur Entfernung des Ammoniaks aus Gasen |
| JPS5211648A (en) * | 1975-07-16 | 1977-01-28 | Kurita Water Ind Ltd | Waste water treatment method |
| JPS5852216B2 (ja) * | 1980-01-30 | 1983-11-21 | イ−・アイ・デュポン・ド・ネモア−ス・アンド・コンパニ− | フイルム処理装置 |
| DE3712724A1 (de) * | 1987-04-15 | 1988-11-03 | Metallgesellschaft Ag | Verfahren zur trocknung von feuchten, granulierten, ammonium- oder alkalihaltigen duengern |
-
1971
- 1971-08-31 DE DE19712143444 patent/DE2143444B2/de not_active Withdrawn
-
1972
- 1972-03-29 GB GB1471172A patent/GB1376404A/en not_active Expired
- 1972-05-27 JP JP47052904A patent/JPS4834775A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100368061C (zh) * | 2003-09-24 | 2008-02-13 | 郑州海天电力环保实业有限公司 | 烟道气氨法脱硫及脱硫产物综合利用的一体化方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4834775A (enrdf_load_stackoverflow) | 1973-05-22 |
| DE2143444B2 (de) | 1972-11-23 |
| DE2143444A1 (enrdf_load_stackoverflow) | 1972-11-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |