RU2049063C1 - Способ переработки на гипс концентрированного сульфит-сульфатного раствора - Google Patents
Способ переработки на гипс концентрированного сульфит-сульфатного раствора Download PDFInfo
- Publication number
- RU2049063C1 RU2049063C1 SU904743537A SU4743537A RU2049063C1 RU 2049063 C1 RU2049063 C1 RU 2049063C1 SU 904743537 A SU904743537 A SU 904743537A SU 4743537 A SU4743537 A SU 4743537A RU 2049063 C1 RU2049063 C1 RU 2049063C1
- Authority
- RU
- Russia
- Prior art keywords
- gypsum
- hydrochloric acid
- solution
- suspension
- lime
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000010440 gypsum Substances 0.000 title claims abstract description 13
- 229910052602 gypsum Inorganic materials 0.000 title claims abstract description 13
- QHDCFDQKXQIXLF-UHFFFAOYSA-N sulfuric acid sulfurous acid Chemical compound OS(O)=O.OS(O)(=O)=O QHDCFDQKXQIXLF-UHFFFAOYSA-N 0.000 title claims 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims abstract description 10
- 229910052938 sodium sulfate Inorganic materials 0.000 claims abstract description 10
- 235000011152 sodium sulphate Nutrition 0.000 claims abstract description 10
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 6
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 6
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 6
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 6
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 6
- 239000004571 lime Substances 0.000 claims abstract description 6
- 235000019738 Limestone Nutrition 0.000 claims abstract description 3
- 239000006028 limestone Substances 0.000 claims abstract description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims abstract 6
- 239000000725 suspension Substances 0.000 claims abstract 4
- 238000010521 absorption reaction Methods 0.000 claims abstract 3
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 235000010265 sodium sulphite Nutrition 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 239000003546 flue gas Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 239000003245 coal Substances 0.000 abstract 1
- 239000003513 alkali Substances 0.000 description 15
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 10
- 239000011734 sodium Substances 0.000 description 9
- 238000006477 desulfuration reaction Methods 0.000 description 6
- 230000023556 desulfurization Effects 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 239000011780 sodium chloride Substances 0.000 description 5
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 4
- 235000011116 calcium hydroxide Nutrition 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 239000001110 calcium chloride Substances 0.000 description 3
- 229910001628 calcium chloride Inorganic materials 0.000 description 3
- 238000005352 clarification Methods 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- DHCDFWKWKRSZHF-UHFFFAOYSA-N sulfurothioic S-acid Chemical compound OS(O)(=O)=S DHCDFWKWKRSZHF-UHFFFAOYSA-N 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 159000000000 sodium salts Chemical class 0.000 description 2
- 239000000243 solution Substances 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
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
Images
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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/04—Chlorides
- C01D3/06—Preparation by working up brines; seawater or spent lyes
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP39101304 | 1989-03-29 | ||
| DE3910130A DE3910130C3 (de) | 1989-03-29 | 1989-03-29 | Verfahren zum Aufbereiten von aus einer Rauchgasentschwefelung stammenden konzentrierten Lösungen von Natriumsulfit und Natriumsulfat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2049063C1 true RU2049063C1 (ru) | 1995-11-27 |
Family
ID=6377373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU904743537A RU2049063C1 (ru) | 1989-03-29 | 1990-03-29 | Способ переработки на гипс концентрированного сульфит-сульфатного раствора |
Country Status (6)
| Country | Link |
|---|---|
| CZ (1) | CZ283577B6 (sk) |
| DE (1) | DE3910130C3 (sk) |
| ES (1) | ES2019824A6 (sk) |
| IT (1) | IT1239442B (sk) |
| RU (1) | RU2049063C1 (sk) |
| SK (1) | SK154890A3 (sk) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3607357C1 (de) * | 1986-03-06 | 1987-05-07 | Babcock Anlagen Ag | Verfahren zum Reinigen von SO2-haltigen Rauchgasen |
-
1989
- 1989-03-29 DE DE3910130A patent/DE3910130C3/de not_active Expired - Fee Related
-
1990
- 1990-03-28 ES ES9001119A patent/ES2019824A6/es not_active Expired - Lifetime
- 1990-03-28 IT IT47796A patent/IT1239442B/it active IP Right Grant
- 1990-03-29 CZ CS901548A patent/CZ283577B6/cs unknown
- 1990-03-29 SK SK1548-90A patent/SK154890A3/sk unknown
- 1990-03-29 RU SU904743537A patent/RU2049063C1/ru active
Non-Patent Citations (1)
| Title |
|---|
| Заявка Японии N 52-30259, кл. B 01D 53/14, 1977. * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3910130C3 (de) | 1995-02-09 |
| DE3910130A1 (de) | 1990-10-04 |
| SK279928B6 (sk) | 1999-05-07 |
| IT1239442B (it) | 1993-11-02 |
| CZ283577B6 (cs) | 1998-05-13 |
| ES2019824A6 (es) | 1991-07-01 |
| DE3910130C2 (sk) | 1991-01-03 |
| CZ154890A3 (cs) | 1998-02-18 |
| IT9047796A1 (it) | 1991-09-28 |
| SK154890A3 (en) | 1999-05-07 |
| IT9047796A0 (it) | 1990-03-28 |
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