FR2201117A2 - Removal of sulphur dioxide from stack gases - by reaction with ammonia, evaporation reaction of the liq. with alkali sulphides to give hydrogen sulphide then pptn of sulphur from gases - Google Patents
Removal of sulphur dioxide from stack gases - by reaction with ammonia, evaporation reaction of the liq. with alkali sulphides to give hydrogen sulphide then pptn of sulphur from gasesInfo
- Publication number
- FR2201117A2 FR2201117A2 FR7234076A FR7234076A FR2201117A2 FR 2201117 A2 FR2201117 A2 FR 2201117A2 FR 7234076 A FR7234076 A FR 7234076A FR 7234076 A FR7234076 A FR 7234076A FR 2201117 A2 FR2201117 A2 FR 2201117A2
- Authority
- FR
- France
- Prior art keywords
- reaction
- gases
- sulphur
- ammonia
- pptn
- 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.)
- Granted
Links
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
- C01B17/02—Preparation of sulfur; Purification
- C01B17/04—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides
- C01B17/05—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by wet processes
-
- 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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7234076A FR2201117A2 (en) | 1972-09-26 | 1972-09-26 | Removal of sulphur dioxide from stack gases - by reaction with ammonia, evaporation reaction of the liq. with alkali sulphides to give hydrogen sulphide then pptn of sulphur from gases |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7234076A FR2201117A2 (en) | 1972-09-26 | 1972-09-26 | Removal of sulphur dioxide from stack gases - by reaction with ammonia, evaporation reaction of the liq. with alkali sulphides to give hydrogen sulphide then pptn of sulphur from gases |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2201117A2 true FR2201117A2 (en) | 1974-04-26 |
FR2201117B2 FR2201117B2 (fr) | 1975-03-14 |
Family
ID=9104811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7234076A Granted FR2201117A2 (en) | 1972-09-26 | 1972-09-26 | Removal of sulphur dioxide from stack gases - by reaction with ammonia, evaporation reaction of the liq. with alkali sulphides to give hydrogen sulphide then pptn of sulphur from gases |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2201117A2 (fr) |
-
1972
- 1972-09-26 FR FR7234076A patent/FR2201117A2/fr active Granted
Non-Patent Citations (1)
Title |
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NEANT * |
Also Published As
Publication number | Publication date |
---|---|
FR2201117B2 (fr) | 1975-03-14 |
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