BE779632A - Sulphur dioxide removal - from gas by contacting with aqs sodium sulphite soln to form sodium bisulphite soln and heating bisulphite - Google Patents
Sulphur dioxide removal - from gas by contacting with aqs sodium sulphite soln to form sodium bisulphite soln and heating bisulphiteInfo
- Publication number
- BE779632A BE779632A BE779632A BE779632A BE779632A BE 779632 A BE779632 A BE 779632A BE 779632 A BE779632 A BE 779632A BE 779632 A BE779632 A BE 779632A BE 779632 A BE779632 A BE 779632A
- Authority
- BE
- Belgium
- Prior art keywords
- soln
- bisulphite
- sulphite
- sulphur dioxide
- gas
- Prior art date
Links
Classifications
-
- 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
- B01D53/485—Sulfur compounds containing only one sulfur compound other than sulfur oxides or hydrogen sulfide
-
- 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
-
- 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)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Patch Boards (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11738371A | 1971-02-22 | 1971-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE779632A true BE779632A (en) | 1972-08-21 |
Family
ID=22372617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE779632A BE779632A (en) | 1971-02-22 | 1972-02-21 | Sulphur dioxide removal - from gas by contacting with aqs sodium sulphite soln to form sodium bisulphite soln and heating bisulphite |
Country Status (9)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51157922U (US20100223739A1-20100909-C00025.png) * | 1975-06-10 | 1976-12-16 | ||
| JPS5384718U (US20100223739A1-20100909-C00025.png) * | 1976-12-15 | 1978-07-13 | ||
| FI73603C (fi) * | 1985-06-17 | 1987-11-09 | Catena Oy | Foerfarande foer tillvaratagande och tillgodogoerande av svaveldioxiden i svavelhaltiga gaser saosom roekgaser. |
| WO1993001881A1 (en) * | 1991-07-23 | 1993-02-04 | Rauma Wood International Ltd. | Method and apparatus for recovery of sulfur and/or nitrogen oxides from gases containing such oxides |
| CN105771532A (zh) * | 2016-04-26 | 2016-07-20 | 中冶南方工程技术有限公司 | 冷凝烟气脱硫装置 |
-
1972
- 1972-01-04 ZA ZA720045A patent/ZA7245B/xx unknown
- 1972-02-09 SE SE7201501A patent/SE382966B/xx unknown
- 1972-02-17 IT IT48398/72A patent/IT948632B/it active
- 1972-02-17 BR BR876/72A patent/BR7200876D0/pt unknown
- 1972-02-21 NO NO516/72A patent/NO130978C/no unknown
- 1972-02-21 SU SU721751949A patent/SU860679A1/ru active
- 1972-02-21 BE BE779632A patent/BE779632A/xx not_active IP Right Cessation
- 1972-02-22 ES ES400063A patent/ES400063A1/es not_active Expired
- 1972-02-22 JP JP47018411A patent/JPS5137631B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| SE382966B (sv) | 1976-02-23 |
| SU860679A1 (ru) | 1981-08-30 |
| BR7200876D0 (pt) | 1973-05-24 |
| NO130978C (US20100223739A1-20100909-C00025.png) | 1975-03-19 |
| ZA7245B (en) | 1972-09-27 |
| JPS5137631B1 (US20100223739A1-20100909-C00025.png) | 1976-10-16 |
| NO130978B (US20100223739A1-20100909-C00025.png) | 1974-12-09 |
| ES400063A1 (es) | 1974-12-16 |
| IT948632B (it) | 1973-06-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: WELLMAN POWER GAS INC. Effective date: 19890228 |