DE2454515A1 - Verfahren zur reduktion von stickstoffoxyden - Google Patents
Verfahren zur reduktion von stickstoffoxydenInfo
- Publication number
- DE2454515A1 DE2454515A1 DE19742454515 DE2454515A DE2454515A1 DE 2454515 A1 DE2454515 A1 DE 2454515A1 DE 19742454515 DE19742454515 DE 19742454515 DE 2454515 A DE2454515 A DE 2454515A DE 2454515 A1 DE2454515 A1 DE 2454515A1
- Authority
- DE
- Germany
- Prior art keywords
- sulfate
- nitrogen oxides
- catalyst
- nitrogen
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 26
- 230000008569 process Effects 0.000 title claims description 14
- 230000009467 reduction Effects 0.000 title claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title description 36
- 229910052757 nitrogen Inorganic materials 0.000 title description 18
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 100
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 48
- 239000003054 catalyst Substances 0.000 claims description 29
- 229910021529 ammonia Inorganic materials 0.000 claims description 24
- 239000007789 gas Substances 0.000 claims description 24
- 239000003546 flue gas Substances 0.000 claims description 15
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 10
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical group [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 6
- 229910000365 copper sulfate Inorganic materials 0.000 claims description 5
- 229940099596 manganese sulfate Drugs 0.000 claims description 3
- 235000007079 manganese sulphate Nutrition 0.000 claims description 3
- 239000011702 manganese sulphate Substances 0.000 claims description 3
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 3
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 2
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 claims description 2
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 2
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 claims description 2
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 claims description 2
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 claims description 2
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims description 2
- 229910000368 zinc sulfate Inorganic materials 0.000 claims description 2
- 229960001763 zinc sulfate Drugs 0.000 claims description 2
- 229940010048 aluminum sulfate Drugs 0.000 claims 1
- 229910000361 cobalt sulfate Inorganic materials 0.000 claims 1
- 229940044175 cobalt sulfate Drugs 0.000 claims 1
- 229910000358 iron sulfate Inorganic materials 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 13
- 239000001301 oxygen Substances 0.000 description 13
- 229910052760 oxygen Inorganic materials 0.000 description 13
- 238000002474 experimental method Methods 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 7
- 239000000126 substance Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000009849 deactivation Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-BJUDXGSMSA-N carbon-11 Chemical compound [11C] OKTJSMMVPCPJKN-BJUDXGSMSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 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
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- BZDIAFGKSAYYFC-UHFFFAOYSA-N manganese;hydrate Chemical compound O.[Mn] BZDIAFGKSAYYFC-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8628—Processes characterised by a specific catalyst
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48130897A JPS5080960A (enrdf_load_stackoverflow) | 1973-11-21 | 1973-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2454515A1 true DE2454515A1 (de) | 1975-05-22 |
Family
ID=15045259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19742454515 Withdrawn DE2454515A1 (de) | 1973-11-21 | 1974-11-16 | Verfahren zur reduktion von stickstoffoxyden |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5080960A (enrdf_load_stackoverflow) |
| DE (1) | DE2454515A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1448325A (enrdf_load_stackoverflow) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2284368A1 (fr) * | 1974-06-10 | 1976-04-09 | Japan Gasoline | Catalyseur de reduction selective et son application pour l'elimination des oxydes d'azote d'un gaz residuaire contenant egalement des oxydes de soufre |
| US4224292A (en) * | 1976-11-01 | 1980-09-23 | Mitsubishi Chemical Industries, Limited | Catalytic reduction of nitrogen oxides |
| DE3642980A1 (de) * | 1986-12-17 | 1988-06-23 | Metallgesellschaft Ag | Verfahren zur katalytischen reduktion von no |
| EP0276883A1 (de) * | 1987-01-21 | 1988-08-03 | Metallgesellschaft Ag | Verfahren zur gleichzeitigen Entstickung und Entschwefelung eines sauerstoffhaltigen Abgases |
| US4798817A (en) * | 1986-06-13 | 1989-01-17 | Johnson Matthey, Inc. | Selective catalytic reduction catalyst consisting of iron sulfate, ceria and alumina |
| EP0325811A1 (de) * | 1988-01-22 | 1989-08-02 | Metallgesellschaft Ag | Verfahren zur katalytischen Reduktion von NO |
| DE3801785A1 (de) * | 1986-12-17 | 1989-08-03 | Metallgesellschaft Ag | Verfahren zur katalytischen reduktion von no |
| DE4125004A1 (de) * | 1991-07-27 | 1993-01-28 | Metallgesellschaft Ag | Verfahren zur entstickung der bei der herstellung von zement anfallenden abgase |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101219390B (zh) * | 2007-12-17 | 2011-08-10 | 李永兆 | 一氧化碳在富氢气体中选择性氧化催化剂及其制备方法 |
| CN116408092B (zh) * | 2021-12-29 | 2025-04-08 | 中国石油天然气股份有限公司 | 一种固体酸催化剂及其应用 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5343916B2 (enrdf_load_stackoverflow) * | 1973-05-21 | 1978-11-24 |
-
1973
- 1973-11-21 JP JP48130897A patent/JPS5080960A/ja active Pending
-
1974
- 1974-10-21 GB GB4541274A patent/GB1448325A/en not_active Expired
- 1974-11-16 DE DE19742454515 patent/DE2454515A1/de not_active Withdrawn
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2284368A1 (fr) * | 1974-06-10 | 1976-04-09 | Japan Gasoline | Catalyseur de reduction selective et son application pour l'elimination des oxydes d'azote d'un gaz residuaire contenant egalement des oxydes de soufre |
| US4224292A (en) * | 1976-11-01 | 1980-09-23 | Mitsubishi Chemical Industries, Limited | Catalytic reduction of nitrogen oxides |
| US4798817A (en) * | 1986-06-13 | 1989-01-17 | Johnson Matthey, Inc. | Selective catalytic reduction catalyst consisting of iron sulfate, ceria and alumina |
| DE3642980A1 (de) * | 1986-12-17 | 1988-06-23 | Metallgesellschaft Ag | Verfahren zur katalytischen reduktion von no |
| DE3801785A1 (de) * | 1986-12-17 | 1989-08-03 | Metallgesellschaft Ag | Verfahren zur katalytischen reduktion von no |
| EP0276883A1 (de) * | 1987-01-21 | 1988-08-03 | Metallgesellschaft Ag | Verfahren zur gleichzeitigen Entstickung und Entschwefelung eines sauerstoffhaltigen Abgases |
| EP0325811A1 (de) * | 1988-01-22 | 1989-08-02 | Metallgesellschaft Ag | Verfahren zur katalytischen Reduktion von NO |
| US4950139A (en) * | 1988-01-22 | 1990-08-21 | Metallgesellschaft Aktiengesellschaft | Process of catalytically reducing NO |
| DE4125004A1 (de) * | 1991-07-27 | 1993-01-28 | Metallgesellschaft Ag | Verfahren zur entstickung der bei der herstellung von zement anfallenden abgase |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1448325A (en) | 1976-09-02 |
| JPS5080960A (enrdf_load_stackoverflow) | 1975-07-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8141 | Disposal/no request for examination |