DE2723521A1 - Katalytische umwandlung von ammoniumsulfat in schwefeldioxid und ammoniak - Google Patents
Katalytische umwandlung von ammoniumsulfat in schwefeldioxid und ammoniakInfo
- Publication number
- DE2723521A1 DE2723521A1 DE19772723521 DE2723521A DE2723521A1 DE 2723521 A1 DE2723521 A1 DE 2723521A1 DE 19772723521 DE19772723521 DE 19772723521 DE 2723521 A DE2723521 A DE 2723521A DE 2723521 A1 DE2723521 A1 DE 2723521A1
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- ammonia
- sulfur dioxide
- ammonium
- hour
- 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.)
- Withdrawn
Links
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 title claims description 21
- 229910052921 ammonium sulfate Inorganic materials 0.000 title claims description 21
- 235000011130 ammonium sulphate Nutrition 0.000 title claims description 21
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title claims description 16
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims description 12
- 239000001166 ammonium sulphate Substances 0.000 title claims description 7
- 229910021529 ammonia Inorganic materials 0.000 title claims description 6
- 238000006243 chemical reaction Methods 0.000 title description 4
- 230000003197 catalytic effect Effects 0.000 title description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 239000003054 catalyst Substances 0.000 claims description 7
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 7
- 239000005078 molybdenum compound Substances 0.000 claims description 6
- 150000002752 molybdenum compounds Chemical class 0.000 claims description 6
- APUPEJJSWDHEBO-UHFFFAOYSA-P ammonium molybdate Chemical group [NH4+].[NH4+].[O-][Mo]([O-])(=O)=O APUPEJJSWDHEBO-UHFFFAOYSA-P 0.000 claims description 5
- 235000018660 ammonium molybdate Nutrition 0.000 claims description 5
- 239000011609 ammonium molybdate Substances 0.000 claims description 5
- 229940010552 ammonium molybdate Drugs 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims description 5
- 150000003658 tungsten compounds Chemical class 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 2
- 150000003568 thioethers Chemical class 0.000 claims description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 5
- 230000002378 acidificating effect Effects 0.000 description 5
- 238000000354 decomposition reaction Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- 229910052750 molybdenum Inorganic materials 0.000 description 5
- 239000011733 molybdenum Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 229910052721 tungsten Inorganic materials 0.000 description 4
- 239000010937 tungsten Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000005979 thermal decomposition reaction Methods 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- VLAPMBHFAWRUQP-UHFFFAOYSA-L molybdic acid Chemical compound O[Mo](O)(=O)=O VLAPMBHFAWRUQP-UHFFFAOYSA-L 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000011049 pearl Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 235000015393 sodium molybdate Nutrition 0.000 description 1
- 239000011684 sodium molybdate Substances 0.000 description 1
- TVXXNOYZHKPKGW-UHFFFAOYSA-N sodium molybdate (anhydrous) Chemical compound [Na+].[Na+].[O-][Mo]([O-])(=O)=O TVXXNOYZHKPKGW-UHFFFAOYSA-N 0.000 description 1
- XMVONEAAOPAGAO-UHFFFAOYSA-N sodium tungstate Chemical compound [Na+].[Na+].[O-][W]([O-])(=O)=O XMVONEAAOPAGAO-UHFFFAOYSA-N 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 229910001868 water Inorganic materials 0.000 description 1
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
-
- 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
-
- 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)
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 (1)
| Publication Number | Publication Date |
|---|---|
| DE2723521A1 true DE2723521A1 (de) | 1977-12-22 |
Family
ID=9173869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772723521 Withdrawn DE2723521A1 (de) | 1976-05-31 | 1977-05-25 | Katalytische umwandlung von ammoniumsulfat in schwefeldioxid und ammoniak |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4081515A (enExample) |
| JP (1) | JPS5362799A (enExample) |
| BE (1) | BE854778A (enExample) |
| CA (1) | CA1089190A (enExample) |
| DE (1) | DE2723521A1 (enExample) |
| FR (1) | FR2353483A1 (enExample) |
| GB (1) | GB1563555A (enExample) |
| IT (1) | IT1078993B (enExample) |
| NL (1) | NL7705973A (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| 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 |
| US12303832B2 (en) * | 2022-12-07 | 2025-05-20 | Sar Technology Inc. | Method for recycling electronic-grade and industrial-grade sulfuric acid |
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 NL NL7705973A patent/NL7705973A/xx not_active Application Discontinuation
- 1977-05-31 US US05/801,981 patent/US4081515A/en not_active Expired - Lifetime
- 1977-05-31 CA CA279,497A patent/CA1089190A/fr not_active Expired
- 1977-05-31 GB GB22980/77A patent/GB1563555A/en not_active Expired
- 1977-05-31 JP JP6455677A patent/JPS5362799A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5362799A (en) | 1978-06-05 |
| GB1563555A (en) | 1980-03-26 |
| US4081515A (en) | 1978-03-28 |
| CA1089190A (fr) | 1980-11-11 |
| FR2353483A1 (fr) | 1977-12-30 |
| NL7705973A (nl) | 1977-12-02 |
| FR2353483B1 (enExample) | 1979-10-12 |
| BE854778A (fr) | 1977-11-18 |
| IT1078993B (it) | 1985-05-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8139 | Disposal/non-payment of the annual fee |