ES440442A1 - Metodo para eliminar bioxido de azufre de un gas que lo con-tiene. - Google Patents
Metodo para eliminar bioxido de azufre de un gas que lo con-tiene.Info
- Publication number
- ES440442A1 ES440442A1 ES440442A ES440442A ES440442A1 ES 440442 A1 ES440442 A1 ES 440442A1 ES 440442 A ES440442 A ES 440442A ES 440442 A ES440442 A ES 440442A ES 440442 A1 ES440442 A1 ES 440442A1
- Authority
- ES
- Spain
- Prior art keywords
- aqueous solution
- sodium
- sodium sulfite
- sodium pyrosulfite
- pyrosulfite
- 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
- 238000010521 absorption reaction Methods 0.000 title 1
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 abstract 8
- 239000007864 aqueous solution Substances 0.000 abstract 6
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract 4
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical group [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 abstract 4
- 235000010262 sodium metabisulphite Nutrition 0.000 abstract 4
- 235000010265 sodium sulphite Nutrition 0.000 abstract 4
- 230000003247 decreasing effect Effects 0.000 abstract 2
- 239000000203 mixture 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
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/60—Isolation of sulfur dioxide from 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
- B01D53/48—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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/504,651 US3991162A (en) | 1974-09-09 | 1974-09-09 | Absorption system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES440442A1 true ES440442A1 (es) | 1977-02-16 |
Family
ID=24007186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES440442A Expired ES440442A1 (es) | 1974-09-09 | 1975-08-25 | Metodo para eliminar bioxido de azufre de un gas que lo con-tiene. |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3991162A (es) |
| JP (1) | JPS5152983A (es) |
| ES (1) | ES440442A1 (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4837001A (en) * | 1986-03-03 | 1989-06-06 | T-Thermal, Inc. | Production of sulfur from sulfur dioxide obtained from flue gas |
| CN110743344B (zh) * | 2019-10-10 | 2021-12-14 | 株洲湘三特环保有限公司 | 一种脱除烟气中低浓度二氧化硫并制备焦亚硫酸钠的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3653812A (en) * | 1969-07-18 | 1972-04-04 | Wellman Lord Inc | Process for removal of sulfur dioxide from gas streams |
| US3687624A (en) * | 1970-09-11 | 1972-08-29 | Wellman Lord Inc | Process for recovering sulfur dioxide from a gas containing same |
| US3687625A (en) * | 1970-09-14 | 1972-08-29 | Wellman Lord Inc | Recovery of sulfur dioxide from waste gas |
-
1974
- 1974-09-09 US US05/504,651 patent/US3991162A/en not_active Expired - Lifetime
-
1975
- 1975-08-25 ES ES440442A patent/ES440442A1/es not_active Expired
- 1975-09-04 JP JP50106572A patent/JPS5152983A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3991162A (en) | 1976-11-09 |
| JPS5152983A (en) | 1976-05-11 |
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