FR2353483B1 - - Google Patents
Info
- Publication number
- FR2353483B1 FR2353483B1 FR7616566A FR7616566A FR2353483B1 FR 2353483 B1 FR2353483 B1 FR 2353483B1 FR 7616566 A FR7616566 A FR 7616566A FR 7616566 A FR7616566 A FR 7616566A FR 2353483 B1 FR2353483 B1 FR 2353483B1
- 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.)
- Expired
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
- C01B17/505—Preparation of sulfur dioxide by reduction of sulfur compounds of alkali metal sulfates
-
- 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
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/026—Preparation of ammonia from inorganic compounds
- C01C1/028—Preparation of ammonia from inorganic compounds from ammonium sulfate or sulfite
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7616566A FR2353483A1 (fr) | 1976-05-31 | 1976-05-31 | Conversion catalytique d'un sulfate d'ammonium en dioxyde de soufre et ammoniac |
| BE1008148A BE854778A (fr) | 1976-05-31 | 1977-05-18 | Conversion catalytique d'un sulfate d'ammonium en dioxyde de soufre et ammoniac |
| DE19772723521 DE2723521A1 (de) | 1976-05-31 | 1977-05-25 | Katalytische umwandlung von ammoniumsulfat in schwefeldioxid und ammoniak |
| IT24089/77A IT1078993B (it) | 1976-05-31 | 1977-05-27 | Conversione catalitica di un solfato d'ammonio in biossido di zoleo e ammoniaca |
| US05/801,981 US4081515A (en) | 1976-05-31 | 1977-05-31 | Catalytic conversion of an ammonium sulfate to sulfur dioxide and ammonia |
| JP6455677A JPS5362799A (en) | 1976-05-31 | 1977-05-31 | Method of converting molten ammonium sulfate into ammonia and sulfur dioxide |
| CA279,497A CA1089190A (fr) | 1976-05-31 | 1977-05-31 | Conversion catalytique d'un sulfate d'ammonium en dioxyde de soufre et ammoniac |
| NL7705973A NL7705973A (nl) | 1976-05-31 | 1977-05-31 | Werkwijze voor de katalytische omzetting van een ammoniumsulfaat in zwaveldioxyde en ammoniak. |
| GB22980/77A GB1563555A (en) | 1976-05-31 | 1977-05-31 | Catalytic conversion of ammonium sulphate or bisulphate to sulphur dioxide and ammonia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7616566A FR2353483A1 (fr) | 1976-05-31 | 1976-05-31 | Conversion catalytique d'un sulfate d'ammonium en dioxyde de soufre et ammoniac |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2353483A1 FR2353483A1 (fr) | 1977-12-30 |
| FR2353483B1 true FR2353483B1 (US06272168-20010807-M00014.png) | 1979-10-12 |
Family
ID=9173869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7616566A Granted FR2353483A1 (fr) | 1976-05-31 | 1976-05-31 | Conversion catalytique d'un sulfate d'ammonium en dioxyde de soufre et ammoniac |
Country Status (9)
Families Citing this family (7)
| 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 |
| FR2424229B2 (fr) * | 1978-04-27 | 1985-07-19 | Inst Francais Du Petrole | Procede de conversion de sulfamate d'ammonium en dioxyde de soufre et ammoniac |
| JPS60126148U (ja) * | 1984-02-02 | 1985-08-24 | 塩田 淑子 | 連続型抜き用の抜き型 |
| US4872887A (en) * | 1988-09-12 | 1989-10-10 | Electric Power Research Institute, Inc. | Method for flue gas conditioning with the decomposition products of ammonium sulfate or ammonium bisulfate |
| US6287533B1 (en) | 1999-09-20 | 2001-09-11 | Mohammed N. I. Khan | Production of chlorine dioxide by chemical reduction of ammonium chlorate in aqueous acidic solution |
| US7632479B2 (en) | 2006-08-31 | 2009-12-15 | Iogen Energy Corporation | Process for producing ammonia and sulfuric acid from a stream comprising ammonium sulfate |
| CN111167274B (zh) * | 2020-01-19 | 2021-11-12 | 中南大学 | 一种从冶炼烟气中脱除三氧化硫的方法及其脱除装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH481018A (de) * | 1964-02-27 | 1969-11-15 | Inventa Ag | Verfahren zur Gewinnung von Ammoniak aus einem ammoniakhaltigen Gas durch Auswaschung mit Schwefelsäure unter Rückführung der aus dem gebildeten Ammoniumsulfat regenerierten Säure in den Waschprozess |
| US3695829A (en) * | 1970-06-01 | 1972-10-03 | Exxon Research Engineering Co | Two stage ammonium sulfate decomposition in flue gas desulfurization process |
| US3835218A (en) * | 1971-08-12 | 1974-09-10 | Allied Chem | Catalytic decomposition of ammonium bisulfate to form ammonium and sulfur dioxide bisulfite |
| FR2280711A1 (fr) * | 1974-08-01 | 1976-02-27 | Inst Francais Du Petrole | Procede de reduction des sulfates d'ammonium fondus contenant des impuretes metalliques |
-
1976
- 1976-05-31 FR FR7616566A patent/FR2353483A1/fr active Granted
-
1977
- 1977-05-18 BE BE1008148A patent/BE854778A/xx unknown
- 1977-05-25 DE DE19772723521 patent/DE2723521A1/de not_active Withdrawn
- 1977-05-27 IT IT24089/77A patent/IT1078993B/it active
- 1977-05-31 JP JP6455677A patent/JPS5362799A/ja active Pending
- 1977-05-31 GB GB22980/77A patent/GB1563555A/en not_active Expired
- 1977-05-31 CA CA279,497A patent/CA1089190A/fr not_active Expired
- 1977-05-31 US US05/801,981 patent/US4081515A/en not_active Expired - Lifetime
- 1977-05-31 NL NL7705973A patent/NL7705973A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2723521A1 (de) | 1977-12-22 |
| CA1089190A (fr) | 1980-11-11 |
| BE854778A (fr) | 1977-11-18 |
| NL7705973A (nl) | 1977-12-02 |
| IT1078993B (it) | 1985-05-08 |
| GB1563555A (en) | 1980-03-26 |
| FR2353483A1 (fr) | 1977-12-30 |
| JPS5362799A (en) | 1978-06-05 |
| US4081515A (en) | 1978-03-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |