FR2184429A2 - Sulphur dioxide and ammonia from ammonium sulphate - by heating with at least stoichiometric quantities of sulphur,hydrogen, sulphide,ammonium thio-cyanate or carbon monoxide - Google Patents
Sulphur dioxide and ammonia from ammonium sulphate - by heating with at least stoichiometric quantities of sulphur,hydrogen, sulphide,ammonium thio-cyanate or carbon monoxideInfo
- Publication number
- FR2184429A2 FR2184429A2 FR7217537A FR7217537A FR2184429A2 FR 2184429 A2 FR2184429 A2 FR 2184429A2 FR 7217537 A FR7217537 A FR 7217537A FR 7217537 A FR7217537 A FR 7217537A FR 2184429 A2 FR2184429 A2 FR 2184429A2
- Authority
- FR
- France
- Prior art keywords
- sulphur
- ammonium
- cyanate
- sulphide
- ammonia
- 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
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
- C01B17/504—Preparation of sulfur dioxide by reduction of sulfur compounds of ammonium sulfates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7217537A FR2184429A2 (en) | 1971-05-27 | 1972-05-15 | Sulphur dioxide and ammonia from ammonium sulphate - by heating with at least stoichiometric quantities of sulphur,hydrogen, sulphide,ammonium thio-cyanate or carbon monoxide |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR717119411A FR2138545B1 (fr) | 1971-05-27 | 1971-05-27 | |
FR7217537A FR2184429A2 (en) | 1971-05-27 | 1972-05-15 | Sulphur dioxide and ammonia from ammonium sulphate - by heating with at least stoichiometric quantities of sulphur,hydrogen, sulphide,ammonium thio-cyanate or carbon monoxide |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2184429A2 true FR2184429A2 (en) | 1973-12-28 |
FR2184429B2 FR2184429B2 (fr) | 1974-10-25 |
Family
ID=26216417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7217537A Granted FR2184429A2 (en) | 1971-05-27 | 1972-05-15 | Sulphur dioxide and ammonia from ammonium sulphate - by heating with at least stoichiometric quantities of sulphur,hydrogen, sulphide,ammonium thio-cyanate or carbon monoxide |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2184429A2 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2414023A1 (fr) * | 1978-01-10 | 1979-08-03 | Inst Francais Du Petrole | Procede de conversion d'imidodisulfate d'ammonium et de dithionate d'ammonium en dioxyde de soufre et ammoniac |
FR2424229A2 (fr) * | 1978-04-27 | 1979-11-23 | Inst Francais Du Petrole | Procede de conversion de sulfamate d'ammonium en dioxyde de soufre et ammoniac |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1084096A (fr) * | 1963-12-03 | 1900-01-01 |
-
1972
- 1972-05-15 FR FR7217537A patent/FR2184429A2/fr active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1084096A (fr) * | 1963-12-03 | 1900-01-01 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2414023A1 (fr) * | 1978-01-10 | 1979-08-03 | Inst Francais Du Petrole | Procede de conversion d'imidodisulfate d'ammonium et de dithionate d'ammonium en dioxyde de soufre et ammoniac |
FR2424229A2 (fr) * | 1978-04-27 | 1979-11-23 | Inst Francais Du Petrole | Procede de conversion de sulfamate d'ammonium en dioxyde de soufre et ammoniac |
Also Published As
Publication number | Publication date |
---|---|
FR2184429B2 (fr) | 1974-10-25 |
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