NO331909B1 - Fremgangsmate for minskning av nitrogenoksider - Google Patents
Fremgangsmate for minskning av nitrogenoksider Download PDFInfo
- Publication number
- NO331909B1 NO331909B1 NO20044858A NO20044858A NO331909B1 NO 331909 B1 NO331909 B1 NO 331909B1 NO 20044858 A NO20044858 A NO 20044858A NO 20044858 A NO20044858 A NO 20044858A NO 331909 B1 NO331909 B1 NO 331909B1
- Authority
- NO
- Norway
- Prior art keywords
- sub
- nox
- iron
- reducing agent
- gas
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 40
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title description 25
- 239000007789 gas Substances 0.000 claims abstract description 53
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 37
- 239000010457 zeolite Substances 0.000 claims abstract description 37
- 239000000203 mixture Substances 0.000 claims abstract description 16
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 13
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 12
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 7
- 239000001257 hydrogen Substances 0.000 claims abstract description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical group N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 42
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 19
- 229910021536 Zeolite Inorganic materials 0.000 claims description 18
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 18
- 229910021529 ammonia Inorganic materials 0.000 claims description 16
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 239000001294 propane Substances 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 238000003786 synthesis reaction Methods 0.000 claims description 3
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims description 2
- 239000001273 butane Substances 0.000 claims description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract description 3
- 229910017604 nitric acid Inorganic materials 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 abstract 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 96
- 229910002089 NOx Inorganic materials 0.000 description 46
- 239000003054 catalyst Substances 0.000 description 25
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 238000000354 decomposition reaction Methods 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 6
- 230000002829 reductive effect Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 5
- 229910000062 azane Inorganic materials 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 4
- 150000003672 ureas Chemical class 0.000 description 4
- -1 N2O hydrocarbons Chemical class 0.000 description 3
- 235000013877 carbamide Nutrition 0.000 description 3
- 239000001272 nitrous oxide Substances 0.000 description 3
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 150000004657 carbamic acid derivatives Chemical class 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000012495 reaction gas Substances 0.000 description 2
- 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 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 1
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 description 1
- MGJKQDOBUOMPEZ-UHFFFAOYSA-N N,N'-dimethylurea Chemical compound CNC(=O)NC MGJKQDOBUOMPEZ-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002483 hydrogen compounds Chemical class 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 159000000014 iron salts Chemical class 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 239000006193 liquid solution Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 229910052680 mordenite Inorganic materials 0.000 description 1
- 150000002923 oximes Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 150000003139 primary aliphatic amines Chemical class 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material 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
-
- 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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/202—Hydrogen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/204—Carbon monoxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/208—Hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20738—Iron
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/50—Zeolites
-
- 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
-
- 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
- B01D2257/404—Nitrogen oxides other than 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)
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Treating Waste Gases (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Exhaust Gas After Treatment (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10215605A DE10215605A1 (de) | 2002-04-09 | 2002-04-09 | Entstickungsverfahren |
| PCT/EP2003/002958 WO2003084646A1 (de) | 2002-04-09 | 2003-03-21 | Entstickungsverfahren |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO20044858L NO20044858L (no) | 2004-12-20 |
| NO331909B1 true NO331909B1 (no) | 2012-04-30 |
Family
ID=28684851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO20044858A NO331909B1 (no) | 2002-04-09 | 2004-11-08 | Fremgangsmate for minskning av nitrogenoksider |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US7393512B2 (cs) |
| EP (1) | EP1497014B1 (cs) |
| JP (1) | JP4313213B2 (cs) |
| KR (1) | KR100910932B1 (cs) |
| CN (1) | CN100337724C (cs) |
| AT (1) | ATE328656T1 (cs) |
| AU (1) | AU2003216865B2 (cs) |
| BR (1) | BR0309140B1 (cs) |
| CA (1) | CA2481772C (cs) |
| DE (2) | DE10215605A1 (cs) |
| DK (1) | DK1497014T3 (cs) |
| ES (1) | ES2266790T3 (cs) |
| IL (1) | IL164234A (cs) |
| IN (1) | IN2004CH02229A (cs) |
| MX (1) | MX247872B (cs) |
| NO (1) | NO331909B1 (cs) |
| PL (1) | PL204071B1 (cs) |
| PT (1) | PT1497014E (cs) |
| RU (1) | RU2320400C2 (cs) |
| WO (1) | WO2003084646A1 (cs) |
| ZA (1) | ZA200407581B (cs) |
Families Citing this family (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100569084B1 (ko) * | 2004-08-26 | 2006-04-07 | 한국화학연구원 | 이중촉매층을 이용한 질소산화물의 정화방법 |
| DE102005022650A1 (de) | 2005-05-11 | 2006-11-16 | Uhde Gmbh | Verfahren zur Verringerung des Gehaltes an Stickoxiden in Gasen |
| DE102006023145A1 (de) * | 2006-05-16 | 2007-11-22 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren und Vorrichtung zur Aufbereitung des Abgases einer Verbrennungskraftmaschine |
| CN101081999B (zh) * | 2006-05-31 | 2011-01-19 | 中国石油化工股份有限公司 | 一种选择性氧化烃类气体中no的方法及所用的氧化管 |
| JP2008238069A (ja) * | 2007-03-28 | 2008-10-09 | Babcock Hitachi Kk | 排ガスの浄化装置及び排ガスの浄化方法，浄化触媒 |
| JP2010227728A (ja) * | 2007-06-26 | 2010-10-14 | Metawater Co Ltd | 下水汚泥焼却炉の排ガス中のｎ２ｏ除去方法 |
| DE102007034284A1 (de) | 2007-07-20 | 2009-01-22 | Leibniz-Institut Für Katalyse E.V. An Der Universität Rostock | Verfahren zur katalytischen N2O-Reduktion mit gleichzeitiger Gewinnung von Wasserstoff und leichten Alkenen |
| JP5004084B2 (ja) * | 2007-09-06 | 2012-08-22 | 独立行政法人産業技術総合研究所 | 排ガス中の窒素酸化物の接触還元除去方法 |
| US8337793B2 (en) * | 2007-10-19 | 2012-12-25 | Ecocat Oy | Removal of ammonia from fluids |
| JP5459965B2 (ja) * | 2008-02-05 | 2014-04-02 | メタウォーター株式会社 | 排ガス中のｎ２ｏ除去方法 |
| DE102008062495A1 (de) * | 2008-12-16 | 2010-06-17 | Linde-Kca-Dresden Gmbh | Verfahren und Vorrichtung zur katalytischen Entstickung von Gasströmen aus Großfeuerungsanlage |
| EP2301650B1 (en) * | 2009-09-24 | 2016-11-02 | Haldor Topsøe A/S | Process and catalyst system for scr of nox |
| CN101711991B (zh) * | 2009-10-15 | 2012-07-18 | 清华大学 | 一种Fe分子筛复合催化剂及其制备方法 |
| CN101961603A (zh) * | 2010-09-29 | 2011-02-02 | 清华大学 | 一氧化碳还原脱除高温烟气中NOx的工艺及反应器 |
| US8568677B2 (en) | 2010-10-12 | 2013-10-29 | Basf Se | P/S-TM-comprising zeolites for decomposition of N2O |
| BR112013008621A2 (pt) | 2010-10-12 | 2016-06-21 | Basf Se | uso de um catalisador de zeólito, e, processo para reduzir o teor de óxidos de nitrogênio em um gás |
| DE102011011881A1 (de) | 2011-02-21 | 2012-08-23 | Thyssenkrupp Uhde Gmbh | Verfahren zur Beseitigung von N2O und NOX aus dem Prozess zur Salpetersäureherstellung |
| DE102011013271A1 (de) * | 2011-03-07 | 2012-09-13 | L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Verfahren und Anlage zur Reduktion von Stickoxidemissionen bei der Dampfreformierung |
| CN102240505A (zh) * | 2011-07-13 | 2011-11-16 | 东华大学 | 一种铁催化剂还原no的方法 |
| DE102011121188A1 (de) | 2011-12-16 | 2013-06-20 | Thyssen Krupp Uhde Gmbh | Vorrichtung und Verfahren zur Beseitigung von NOx und N20 |
| US10792614B2 (en) | 2012-02-06 | 2020-10-06 | Basf Se | Process and apparatus for treatment of gas streams containing nitrogen oxides |
| CN103408141B (zh) * | 2013-08-16 | 2014-09-24 | 北京工业大学 | 一种强化污水处理过程中n2o产生的装置与控制方法 |
| US9517457B2 (en) | 2013-10-30 | 2016-12-13 | Cummins Inc. | Aftertreatment systems with reduced N2O generation |
| CN103752160B (zh) * | 2014-01-28 | 2016-03-16 | 上海交通大学 | 实现循环流化床锅炉NOx超低排放的方法 |
| DE102014210661A1 (de) | 2014-06-04 | 2015-12-17 | Thyssenkrupp Ag | Verringerung der Emission von Stickoxiden beim Anfahren von Anlagen zur Herstellung von Salpetersäure |
| CN106999915A (zh) | 2014-12-03 | 2017-08-01 | 巴斯夫欧洲公司 | 用于一氧化二氮分解的铑催化剂、其制备及其用途 |
| EP3162427A1 (en) | 2015-10-28 | 2017-05-03 | Casale SA | A method and apparatus for removing nox and n2o from a gas |
| CN105396460B (zh) * | 2015-12-25 | 2019-12-24 | 华烁科技股份有限公司 | 一种高效联合脱除N2O和NOx的方法 |
| CN109562942B (zh) | 2016-09-19 | 2023-04-18 | 斯塔米卡邦有限公司 | 用于生产硝酸的设备和方法 |
| RU2755022C2 (ru) | 2016-10-28 | 2021-09-09 | Касале Са | Способ удаления оксидов азота из газа с использованием подвергнутого ионному обмену с железом цеолитного катализатора |
| US10780395B2 (en) * | 2017-12-04 | 2020-09-22 | Ricardo Inc. | Pollutant treatment process and apparatus |
| CN109054906B (zh) * | 2018-09-10 | 2020-06-23 | 山东百川同创能源有限公司 | 一种生物质气化燃烧及脱硝一体化系统及工艺 |
| BR112022017378A2 (pt) * | 2020-04-01 | 2022-10-18 | Topsoe As | Processo para a remoção de nox e óxido de dinitrogênio no efluente gasoso do processo |
| CN112320942B (zh) * | 2020-10-21 | 2022-09-27 | 西安建筑科技大学 | 利用改性平板膜实现短程反硝化定向转化n2o的装置及方法 |
| FR3121615B1 (fr) * | 2021-04-08 | 2024-10-04 | Enercat | Procédé et dispositif d’épuration d’effluents gazeux contenant du protoxyde d’azote |
| WO2024099945A1 (en) * | 2022-11-11 | 2024-05-16 | Topsoe A/S | A process for the removal of nox and dinitrogen oxide in a sulfur oxides containing off-gas |
| CN120548213A (zh) | 2023-01-09 | 2025-08-26 | 巴斯夫欧洲公司 | 用于从气流中除去氮氧化物、一氧化二氮和一氧化碳的方法 |
| CN116196931B (zh) * | 2023-03-19 | 2025-08-26 | 同济大学 | 一种低温氢还原n2o的碳载金属催化剂及其应用 |
| WO2025125207A1 (en) | 2023-12-11 | 2025-06-19 | Basf Se | Process for removing nitrogen monoxide, nitrogen dioxide and nitrous oxide from an exhaust gas stream |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1590119A1 (ru) * | 1987-12-29 | 1990-09-07 | Ивановский Химико-Технологический Институт | Способ очистки отход щих газов от оксидов азота |
| US4961917A (en) | 1989-04-20 | 1990-10-09 | Engelhard Corporation | Method for reduction of nitrogen oxides with ammonia using promoted zeolite catalysts |
| US5482692A (en) * | 1994-07-07 | 1996-01-09 | Mobil Oil Corporation | Selective catalytic reduction of nitrogen oxides using a ferrocene impregnated zeolite catalyst |
| JP4203926B2 (ja) | 1995-06-16 | 2009-01-07 | バブコック日立株式会社 | 排ガス中の亜酸化窒素などの除去方法と装置 |
| EP0756891A1 (en) * | 1995-07-26 | 1997-02-05 | Corning Incorporated | Iron zeolite for conversion of NOx |
| DE19533715A1 (de) * | 1995-09-12 | 1997-03-13 | Basf Ag | Verfahren zum Entfernen von Stickstoffoxiden aus einem diese enthaltenden Gasstrom |
| NL1008746C2 (nl) | 1998-03-30 | 1999-10-01 | Stichting Energie | Werkwijze voor het omzetten van distikstofoxide. |
| FR2789911B1 (fr) * | 1999-02-18 | 2001-05-04 | Grande Paroisse Sa | Procede pour abattre simultanement les oxydes nitriques et le protoxyde d'azote dans les gaz qui en contiennent |
| DE10001541B4 (de) | 2000-01-14 | 2005-04-28 | Uhde Gmbh | Verfahren zur Beseitigung von NOx und N¶2¶O aus dem Restgas der Salpetersäureproduktion |
| DE10112444A1 (de) * | 2001-03-13 | 2002-10-02 | Krupp Uhde Gmbh | Verfahren zur Verringerung des Gehalts von N¶2¶O und NO¶x¶ in Gasen |
-
2002
- 2002-04-09 DE DE10215605A patent/DE10215605A1/de not_active Withdrawn
-
2003
- 2003-03-21 AT AT03712069T patent/ATE328656T1/de active
- 2003-03-21 JP JP2003581879A patent/JP4313213B2/ja not_active Expired - Lifetime
- 2003-03-21 DE DE50303698T patent/DE50303698D1/de not_active Expired - Lifetime
- 2003-03-21 AU AU2003216865A patent/AU2003216865B2/en not_active Expired
- 2003-03-21 KR KR1020047016069A patent/KR100910932B1/ko not_active Expired - Lifetime
- 2003-03-21 BR BRPI0309140-6A patent/BR0309140B1/pt active IP Right Grant
- 2003-03-21 PL PL371791A patent/PL204071B1/pl unknown
- 2003-03-21 US US10/510,490 patent/US7393512B2/en not_active Expired - Lifetime
- 2003-03-21 MX MXPA04009881 patent/MX247872B/es active IP Right Grant
- 2003-03-21 ES ES03712069T patent/ES2266790T3/es not_active Expired - Lifetime
- 2003-03-21 EP EP03712069A patent/EP1497014B1/de not_active Expired - Lifetime
- 2003-03-21 RU RU2004132835/15A patent/RU2320400C2/ru not_active IP Right Cessation
- 2003-03-21 WO PCT/EP2003/002958 patent/WO2003084646A1/de active IP Right Grant
- 2003-03-21 DK DK03712069T patent/DK1497014T3/da active
- 2003-03-21 CN CNB038079690A patent/CN100337724C/zh not_active Expired - Lifetime
- 2003-03-21 PT PT03712069T patent/PT1497014E/pt unknown
- 2003-03-21 CA CA2481772A patent/CA2481772C/en not_active Expired - Lifetime
-
2004
- 2004-09-21 ZA ZA200407581A patent/ZA200407581B/en unknown
- 2004-09-22 IL IL164234A patent/IL164234A/en active IP Right Grant
- 2004-10-05 IN IN2229CH2004 patent/IN2004CH02229A/en unknown
- 2004-11-08 NO NO20044858A patent/NO331909B1/no not_active IP Right Cessation
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO331909B1 (no) | Fremgangsmate for minskning av nitrogenoksider | |
| AU2006246034B2 (en) | Method for reducing the nitrogen oxide concentration in gases | |
| US7462340B2 (en) | Method and device for reducing the NOX and N2O of gases | |
| CA2800829C (en) | Method and device for eliminating nox and n2o | |
| NO334708B1 (no) | Fremgangsmåte for redusering av innholdet av N2O og NOx i gasser | |
| NO335080B1 (no) | Innretning og fremgangsmåte til minsking av innholdet av NOx og N2O i prosessgasser og avgasser | |
| HK1117451A (en) | Method for reducing the nitrogen oxide concentration in gases |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK1K | Patent expired |