DE19533715A1 - Verfahren zum Entfernen von Stickstoffoxiden aus einem diese enthaltenden Gasstrom - Google Patents
Verfahren zum Entfernen von Stickstoffoxiden aus einem diese enthaltenden GasstromInfo
- Publication number
- DE19533715A1 DE19533715A1 DE19533715A DE19533715A DE19533715A1 DE 19533715 A1 DE19533715 A1 DE 19533715A1 DE 19533715 A DE19533715 A DE 19533715A DE 19533715 A DE19533715 A DE 19533715A DE 19533715 A1 DE19533715 A1 DE 19533715A1
- Authority
- DE
- Germany
- Prior art keywords
- stage
- gas stream
- nitrogen oxides
- gas
- reduction
- 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- Withdrawn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
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title claims abstract description 176
- 239000007789 gas Substances 0.000 title claims abstract description 124
- 238000000034 method Methods 0.000 title claims abstract description 58
- 238000010521 absorption reaction Methods 0.000 claims abstract description 18
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 26
- 239000003054 catalyst Substances 0.000 claims description 26
- 229910017604 nitric acid Inorganic materials 0.000 claims description 26
- 238000006722 reduction reaction Methods 0.000 claims description 18
- 238000010531 catalytic reduction reaction Methods 0.000 claims description 17
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 9
- 239000002250 absorbent Substances 0.000 claims description 8
- 230000002745 absorbent Effects 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 235000011037 adipic acid Nutrition 0.000 claims description 6
- 239000001361 adipic acid Substances 0.000 claims description 6
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 claims description 6
- 230000003197 catalytic effect Effects 0.000 claims description 4
- 150000002443 hydroxylamines Chemical class 0.000 claims description 4
- 239000006096 absorbing agent Substances 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 238000005979 thermal decomposition reaction Methods 0.000 claims description 3
- 238000009841 combustion method Methods 0.000 claims 1
- 229910001873 dinitrogen Inorganic materials 0.000 claims 1
- 108090000623 proteins and genes Proteins 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 abstract description 3
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 109
- 239000001272 nitrous oxide Substances 0.000 description 54
- 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 17
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 17
- 238000006243 chemical reaction Methods 0.000 description 14
- 238000000354 decomposition reaction Methods 0.000 description 12
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 11
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 229910021529 ammonia Inorganic materials 0.000 description 4
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 4
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 238000003421 catalytic decomposition reaction Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 239000010457 zeolite Substances 0.000 description 3
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- PVNIIMVLHYAWGP-UHFFFAOYSA-N Niacin Chemical compound OC(=O)C1=CC=CN=C1 PVNIIMVLHYAWGP-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910021536 Zeolite Inorganic materials 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000003776 cleavage reaction Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 229910052593 corundum Inorganic materials 0.000 description 2
- HPXRVTGHNJAIIH-UHFFFAOYSA-N cyclohexanol Chemical compound OC1CCCCC1 HPXRVTGHNJAIIH-UHFFFAOYSA-N 0.000 description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229940015043 glyoxal Drugs 0.000 description 2
- HHLFWLYXYJOTON-UHFFFAOYSA-N glyoxylic acid Chemical compound OC(=O)C=O HHLFWLYXYJOTON-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 150000002576 ketones Chemical class 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 239000010970 precious metal Substances 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 229910052703 rhodium Inorganic materials 0.000 description 2
- 230000007017 scission Effects 0.000 description 2
- 239000005437 stratosphere Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 241001197082 Knodus beta Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- UNYSKUBLZGJSLV-UHFFFAOYSA-L calcium;1,3,5,2,4,6$l^{2}-trioxadisilaluminane 2,4-dioxide;dihydroxide;hexahydrate Chemical compound O.O.O.O.O.O.[OH-].[OH-].[Ca+2].O=[Si]1O[Al]O[Si](=O)O1.O=[Si]1O[Al]O[Si](=O)O1 UNYSKUBLZGJSLV-UHFFFAOYSA-L 0.000 description 1
- 229910052676 chabazite Inorganic materials 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003245 coal 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
- 229910052681 coesite Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- AZLYZRGJCVQKKK-UHFFFAOYSA-N dioxohydrazine Chemical compound O=NN=O AZLYZRGJCVQKKK-UHFFFAOYSA-N 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910000476 molybdenum oxide Inorganic materials 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229960003512 nicotinic acid Drugs 0.000 description 1
- 235000001968 nicotinic acid Nutrition 0.000 description 1
- 239000011664 nicotinic acid Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 229910001930 tungsten oxide Inorganic materials 0.000 description 1
- 238000010792 warming Methods 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
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/38—Nitric acid
-
- 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
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/402—Dinitrogen oxide
-
- 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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
-
- 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
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Priority Applications (12)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19533715A DE19533715A1 (de) | 1995-09-12 | 1995-09-12 | Verfahren zum Entfernen von Stickstoffoxiden aus einem diese enthaltenden Gasstrom |
| JP51067897A JP4249258B2 (ja) | 1995-09-12 | 1996-09-10 | 酸化窒素を含有する気体流からこれを除去する方法 |
| KR10-1998-0701843A KR100457933B1 (ko) | 1995-09-12 | 1996-09-10 | 질소산화물을함유하는가스스트림으로부터그의제거방법 |
| PL96325600A PL325600A1 (en) | 1995-09-12 | 1996-09-10 | Method of removing nitrogen oxides from a gas stream containing them |
| EP96931068A EP0859659B1 (de) | 1995-09-12 | 1996-09-10 | Verfahren zum entfernen von stickstoffoxiden aus einem diese enthaltenden gasstrom |
| PCT/EP1996/003971 WO1997010042A1 (de) | 1995-09-12 | 1996-09-10 | Verfahren zum entfernen von stickstoffoxiden aus einem diese enthaltenden gasstrom |
| DE59603806T DE59603806D1 (de) | 1995-09-12 | 1996-09-10 | Verfahren zum entfernen von stickstoffoxiden aus einem diese enthaltenden gasstrom |
| US09/029,833 US6056928A (en) | 1995-09-12 | 1996-09-10 | Method of removing nitrogen oxides from a gas flow |
| CA002229416A CA2229416C (en) | 1995-09-12 | 1996-09-10 | Removal of nitrogen oxides from a gas stream containing same |
| CN96197967A CN1090521C (zh) | 1995-09-12 | 1996-09-10 | 除去气流中所含的氮氧化物的方法 |
| TW085111115A TW422729B (en) | 1995-09-12 | 1996-09-11 | Removal of nitrogen oxides from a gas stream containing same |
| UA98041838A UA65527C2 (en) | 1995-09-12 | 1996-10-09 | Method for removal of nitrogen oxides from gas flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19533715A DE19533715A1 (de) | 1995-09-12 | 1995-09-12 | Verfahren zum Entfernen von Stickstoffoxiden aus einem diese enthaltenden Gasstrom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE19533715A1 true DE19533715A1 (de) | 1997-03-13 |
Family
ID=7771925
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19533715A Withdrawn DE19533715A1 (de) | 1995-09-12 | 1995-09-12 | Verfahren zum Entfernen von Stickstoffoxiden aus einem diese enthaltenden Gasstrom |
| DE59603806T Expired - Lifetime DE59603806D1 (de) | 1995-09-12 | 1996-09-10 | Verfahren zum entfernen von stickstoffoxiden aus einem diese enthaltenden gasstrom |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE59603806T Expired - Lifetime DE59603806D1 (de) | 1995-09-12 | 1996-09-10 | Verfahren zum entfernen von stickstoffoxiden aus einem diese enthaltenden gasstrom |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6056928A (enExample) |
| EP (1) | EP0859659B1 (enExample) |
| JP (1) | JP4249258B2 (enExample) |
| KR (1) | KR100457933B1 (enExample) |
| CN (1) | CN1090521C (enExample) |
| CA (1) | CA2229416C (enExample) |
| DE (2) | DE19533715A1 (enExample) |
| PL (1) | PL325600A1 (enExample) |
| TW (1) | TW422729B (enExample) |
| UA (1) | UA65527C2 (enExample) |
| WO (1) | WO1997010042A1 (enExample) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0919278A1 (en) * | 1997-11-06 | 1999-06-02 | Basf Corporation | Process for the catalytic abatement of nitrogen oxides |
| WO1999055621A1 (de) * | 1998-04-27 | 1999-11-04 | Basf Aktiengesellschaft | Verfahren zur katalytischen zersetzung von n2o |
| EP1022047A1 (de) * | 1999-01-20 | 2000-07-26 | Basf Aktiengesellschaft | Verfahren zur thermischen N2O-Zersetzung |
| WO2008068194A1 (de) * | 2006-12-04 | 2008-06-12 | Basf Se | Verfahren zur entfernung von no und n2o aus gasgemischen |
| EP3533512A1 (en) * | 2018-03-01 | 2019-09-04 | Casale Sa | Process for reducing the content of nox and n2o from a tail gas of a nitric acid process |
| EP3285912B1 (en) * | 2015-03-26 | 2019-12-04 | Corning Incorporated | Method and system for selective noncatalytic nox reduction |
| WO2022152605A1 (en) * | 2021-01-13 | 2022-07-21 | Basf Se | Process for working-up a nitrous oxide comprising off-gas stream |
| WO2023006867A1 (en) | 2021-07-28 | 2023-02-02 | Basf Se | New geometry for den2o catalyst |
| RU2793239C2 (ru) * | 2018-03-01 | 2023-03-30 | Касале Са | СПОСОБ СНИЖЕНИЯ СОДЕРЖАНИЯ NOx И N2O В ХВОСТОВОМ ГАЗЕ ПРОЦЕССА ПОЛУЧЕНИЯ АЗОТНОЙ КИСЛОТЫ |
| WO2023161196A1 (en) * | 2022-02-25 | 2023-08-31 | Casale Sa | Process for treating a nox containing gas |
Families Citing this family (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69832905T2 (de) * | 1997-04-16 | 2006-09-07 | Ebara Corp. | Verfahren zur entfernung von stickoxiden aus abgasen |
| KR100814208B1 (ko) * | 1999-10-15 | 2008-03-17 | 에이비비 루머스 글러벌 인코포레이티드 | 메시형 구조물 상에 지지된 촉매 존재하의 질소 산화물의전환 |
| US6667017B2 (en) | 1999-10-15 | 2003-12-23 | Abb Lummus Global, Inc. | Process for removing environmentally harmful compounds |
| DE10001540B4 (de) * | 2000-01-14 | 2005-06-23 | Uhde Gmbh | Beseitigung von Lachgas bei der Salpetersäureproduktion |
| DE10001539B4 (de) * | 2000-01-14 | 2006-01-19 | Uhde Gmbh | Verfahren zur Beseitigung von NOx und N2O |
| DE10001541B4 (de) * | 2000-01-14 | 2005-04-28 | Uhde Gmbh | Verfahren zur Beseitigung von NOx und N¶2¶O aus dem Restgas der Salpetersäureproduktion |
| US6506351B1 (en) * | 2000-08-11 | 2003-01-14 | The Boc Group, Inc. | Removal of nitrogen oxides from gas streams |
| US7438878B2 (en) * | 2001-03-12 | 2008-10-21 | Basf Catalysts Llc | Selective catalytic reduction of N2O |
| WO2003048037A1 (en) * | 2001-12-04 | 2003-06-12 | Dsm Ip Assets B.V. | Process for treating an aqueous medium containing phosphate salt and organic compounds |
| DE10207627A1 (de) * | 2002-02-22 | 2003-09-11 | Uhde Gmbh | Verfahren zur Herstellung von Salpetersäure |
| DE10215605A1 (de) * | 2002-04-09 | 2003-10-30 | Uhde Gmbh | Entstickungsverfahren |
| US20060115403A1 (en) * | 2004-11-29 | 2006-06-01 | Chevron U.S.A. Inc. | Reduction of oxides of nitrogen in a gas stream using high-silics molecular sieve CHA |
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- 1996-09-10 US US09/029,833 patent/US6056928A/en not_active Expired - Lifetime
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- 1996-09-10 KR KR10-1998-0701843A patent/KR100457933B1/ko not_active Expired - Lifetime
- 1996-09-10 PL PL96325600A patent/PL325600A1/xx unknown
- 1996-09-10 DE DE59603806T patent/DE59603806D1/de not_active Expired - Lifetime
- 1996-09-10 WO PCT/EP1996/003971 patent/WO1997010042A1/de not_active Ceased
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- 1996-10-09 UA UA98041838A patent/UA65527C2/uk unknown
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0919278A1 (en) * | 1997-11-06 | 1999-06-02 | Basf Corporation | Process for the catalytic abatement of nitrogen oxides |
| WO1999055621A1 (de) * | 1998-04-27 | 1999-11-04 | Basf Aktiengesellschaft | Verfahren zur katalytischen zersetzung von n2o |
| US6743404B1 (en) | 1998-04-27 | 2004-06-01 | Basf Aktiengesellschaft | Method for the catalytic decomposition of N2O |
| EP1022047A1 (de) * | 1999-01-20 | 2000-07-26 | Basf Aktiengesellschaft | Verfahren zur thermischen N2O-Zersetzung |
| WO2008068194A1 (de) * | 2006-12-04 | 2008-06-12 | Basf Se | Verfahren zur entfernung von no und n2o aus gasgemischen |
| US8894960B2 (en) | 2006-12-04 | 2014-11-25 | Basf Se | Process for removing NO and N2O from gas mixtures |
| EP3285912B1 (en) * | 2015-03-26 | 2019-12-04 | Corning Incorporated | Method and system for selective noncatalytic nox reduction |
| EP3533512A1 (en) * | 2018-03-01 | 2019-09-04 | Casale Sa | Process for reducing the content of nox and n2o from a tail gas of a nitric acid process |
| WO2019166267A1 (en) * | 2018-03-01 | 2019-09-06 | Casale Sa | PROCESS FOR REDUCING THE CONTENT OF NOx AND N2O FROM A TAIL GAS OF A NITRIC ACID PROCESS |
| RU2793239C2 (ru) * | 2018-03-01 | 2023-03-30 | Касале Са | СПОСОБ СНИЖЕНИЯ СОДЕРЖАНИЯ NOx И N2O В ХВОСТОВОМ ГАЗЕ ПРОЦЕССА ПОЛУЧЕНИЯ АЗОТНОЙ КИСЛОТЫ |
| US11925900B2 (en) | 2018-03-01 | 2024-03-12 | Casale Sa | Process for reducing the content of NOx and N2O from a tail gas of a nitric acid process |
| WO2022152605A1 (en) * | 2021-01-13 | 2022-07-21 | Basf Se | Process for working-up a nitrous oxide comprising off-gas stream |
| WO2023006867A1 (en) | 2021-07-28 | 2023-02-02 | Basf Se | New geometry for den2o catalyst |
| WO2023161196A1 (en) * | 2022-02-25 | 2023-08-31 | Casale Sa | Process for treating a nox containing gas |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1090521C (zh) | 2002-09-11 |
| UA65527C2 (en) | 2004-04-15 |
| JP4249258B2 (ja) | 2009-04-02 |
| EP0859659A1 (de) | 1998-08-26 |
| TW422729B (en) | 2001-02-21 |
| CN1200681A (zh) | 1998-12-02 |
| CA2229416C (en) | 2007-05-29 |
| DE59603806D1 (de) | 2000-01-05 |
| KR100457933B1 (ko) | 2005-01-15 |
| US6056928A (en) | 2000-05-02 |
| WO1997010042A1 (de) | 1997-03-20 |
| KR19990044593A (ko) | 1999-06-25 |
| JPH11512021A (ja) | 1999-10-19 |
| PL325600A1 (en) | 1998-08-03 |
| CA2229416A1 (en) | 1997-03-02 |
| EP0859659B1 (de) | 1999-12-01 |
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