FR2194643A1 - - Google Patents
Info
- Publication number
- FR2194643A1 FR2194643A1 FR7327397A FR7327397A FR2194643A1 FR 2194643 A1 FR2194643 A1 FR 2194643A1 FR 7327397 A FR7327397 A FR 7327397A FR 7327397 A FR7327397 A FR 7327397A FR 2194643 A1 FR2194643 A1 FR 2194643A1
- Authority
- FR
- France
- 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
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
- B01D53/50—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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (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)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US275662A US3870781A (en) | 1972-07-27 | 1972-07-27 | Air pollution control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2194643A1 true FR2194643A1 (US07902200-20110308-C00004.png) | 1974-03-01 |
| FR2194643B3 FR2194643B3 (US07902200-20110308-C00004.png) | 1976-07-09 |
Family
ID=23053322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7327397A Expired FR2194643B3 (US07902200-20110308-C00004.png) | 1972-07-27 | 1973-07-26 |
Country Status (7)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3989464A (en) * | 1973-04-23 | 1976-11-02 | Envirotech Corporation | Sulfur dioxide scrubbing system |
| US4452766A (en) * | 1982-08-30 | 1984-06-05 | Airpol, Inc. | Double alkali process for removal of sulfur dioxide from gas streams |
| DK2775112T4 (da) | 2013-03-08 | 2023-04-17 | Alfa Laval Corp Ab | Rensningssystem og fremgangsmåde til reduktion af sox i udstødningsgasser |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1271899A (en) * | 1917-05-12 | 1918-07-09 | Henry Howard | Method of recovering sulfur dioxid from furnace-gases. |
| US2161056A (en) * | 1937-03-24 | 1939-06-06 | Commw Edison Co | Process for recovering sulphur dioxide from waste gases |
-
1972
- 1972-07-27 US US275662A patent/US3870781A/en not_active Expired - Lifetime
-
1973
- 1973-07-10 CA CA176,064A patent/CA988681A/en not_active Expired
- 1973-07-17 DE DE19732336201 patent/DE2336201A1/de active Pending
- 1973-07-24 ES ES417210A patent/ES417210A1/es not_active Expired
- 1973-07-25 GB GB3546173A patent/GB1435805A/en not_active Expired
- 1973-07-25 JP JP48083261A patent/JPS4958081A/ja active Pending
- 1973-07-26 FR FR7327397A patent/FR2194643B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4958081A (US07902200-20110308-C00004.png) | 1974-06-05 |
| ES417210A1 (es) | 1976-02-16 |
| FR2194643B3 (US07902200-20110308-C00004.png) | 1976-07-09 |
| US3870781A (en) | 1975-03-11 |
| DE2336201A1 (de) | 1974-03-21 |
| CA988681A (en) | 1976-05-11 |
| GB1435805A (en) | 1976-05-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |