ATE246955T1 - Reinigungszusammensetzung für nox enthaltende abgase einer brennkraftmaschine - Google Patents
Reinigungszusammensetzung für nox enthaltende abgase einer brennkraftmaschineInfo
- Publication number
- ATE246955T1 ATE246955T1 AT00925392T AT00925392T ATE246955T1 AT E246955 T1 ATE246955 T1 AT E246955T1 AT 00925392 T AT00925392 T AT 00925392T AT 00925392 T AT00925392 T AT 00925392T AT E246955 T1 ATE246955 T1 AT E246955T1
- Authority
- AT
- Austria
- Prior art keywords
- exhaust gases
- nox
- composition
- manganese
- active phase
- Prior art date
Links
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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9422—Processes characterised by a specific catalyst for removing nitrogen oxides by NOx storage or reduction by cyclic switching between lean and rich exhaust gases (LNT, NSC, NSR)
-
- 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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/32—Manganese, technetium or rhenium
- B01J23/34—Manganese
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
- B01J37/0244—Coatings comprising several layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/202—Alkali metals
- B01D2255/2022—Potassium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/204—Alkaline earth metals
- B01D2255/2042—Barium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/206—Rare earth metals
-
- 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
- B01D2255/2073—Manganese
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/90—Physical characteristics of catalysts
- B01D2255/902—Multilayered catalyst
- B01D2255/9022—Two layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/90—Physical characteristics of catalysts
- B01D2255/908—O2-storage component incorporated in the catalyst
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9905869A FR2793163B1 (fr) | 1999-05-07 | 1999-05-07 | Composition d'epuration avec traitement des nox des gaz d'echappement d'un moteur a combustion interne |
PCT/FR2000/001208 WO2000067883A1 (fr) | 1999-05-07 | 2000-05-04 | COMPOSITION D'EPURATION AVEC TRAITEMENT DES NOx DES GAZ D'ECHAPPEMENT D'UN MOTEUR A COMBUSTION INTERNE |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE246955T1 true ATE246955T1 (de) | 2003-08-15 |
Family
ID=9545365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT00925392T ATE246955T1 (de) | 1999-05-07 | 2000-05-04 | Reinigungszusammensetzung für nox enthaltende abgase einer brennkraftmaschine |
Country Status (7)
Country | Link |
---|---|
US (1) | US6852666B1 (de) |
EP (1) | EP1177034B1 (de) |
AT (1) | ATE246955T1 (de) |
AU (1) | AU4413200A (de) |
DE (1) | DE60004515T2 (de) |
FR (1) | FR2793163B1 (de) |
WO (1) | WO2000067883A1 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0022786D0 (en) | 2000-09-16 | 2000-11-01 | Johnson Matthey Plc | NOx-Trap composition |
EP1424121A4 (de) * | 2001-07-30 | 2006-08-02 | Valtion Teknillinen | Verfahren zur katalytischen reduktion von stickoxiden und katalysator zur verwendung dabei |
US6727202B2 (en) | 2001-08-21 | 2004-04-27 | Engelhard Corporation | Enhanced NOx trap having increased durability |
US6756338B2 (en) | 2001-09-19 | 2004-06-29 | Johnson Matthey Public Limited Company | Lean NOx trap/conversion catalyst |
FR2852591B1 (fr) * | 2003-03-18 | 2006-06-16 | Rhodia Elect & Catalysis | Composition a base d'oxyde de zirconium et d'oxyde de cerium a temperature maximale de reductibilite reduite, son procede de preparation et son utilisation comme catalyseur |
US7749474B2 (en) * | 2004-08-12 | 2010-07-06 | Ford Global Technologies, Llc | Catalyst composition for use in a lean NOx trap and method of using |
US20060035782A1 (en) * | 2004-08-12 | 2006-02-16 | Ford Global Technologies, Llc | PROCESSING METHODS AND FORMULATIONS TO ENHANCE STABILITY OF LEAN-NOx-TRAP CATALYSTS BASED ON ALKALI- AND ALKALINE-EARTH-METAL COMPOUNDS |
US7622095B2 (en) * | 2004-08-12 | 2009-11-24 | Ford Global Technologies, Llc | Catalyst composition for use in a lean NOx trap and method of using |
US7137249B2 (en) * | 2004-08-12 | 2006-11-21 | Ford Global Technologies, Llc | Thermally stable lean nox trap |
US7811961B2 (en) * | 2004-08-12 | 2010-10-12 | Ford Global Technologies, Llc | Methods and formulations for enhancing NH3 adsorption capacity of selective catalytic reduction catalysts |
DE102004043421A1 (de) * | 2004-09-06 | 2006-03-23 | W.C. Heraeus Gmbh | Katalysator für 2-Takt-Motoren oder Kleinmotoren |
JP3852466B2 (ja) * | 2004-11-30 | 2006-11-29 | いすゞ自動車株式会社 | NOx浄化システム |
FR2890577B1 (fr) * | 2005-09-12 | 2009-02-27 | Rhodia Recherches & Tech | Procede de traitement d'un gaz contenant des oxydes d'azote (nox), utilisant comme piege a nox une composition a base d'oxyde de zirconium et d'oxyde de praseodyme |
US8067332B2 (en) * | 2006-05-03 | 2011-11-29 | Samsung Sdi Co., Ltd. | Methanation catalyst, and carbon monoxide removing system, fuel processor, and fuel cell including the same |
US8193114B2 (en) * | 2006-11-15 | 2012-06-05 | Basf Catalysts Llc | Catalysts for dual oxidation of ammonia and carbon monoxide with low to no NOx formation |
US7673446B2 (en) * | 2007-01-29 | 2010-03-09 | Caterpillar Inc. | Dual path exhaust emission control system |
DE502007005188D1 (de) * | 2007-03-19 | 2010-11-11 | Umicore Ag & Co Kg | Doppelschichtiger Dreiweg-Katalysator |
FR2953821B1 (fr) * | 2009-12-11 | 2013-01-25 | Inst Francais Du Petrole | Materiaux pour la separation a haute temperature de l'oxygene, notamment oxydes de manganese a structure lamellaire, et procede pour produire de l'oxygene a partir de tels materiaux |
US9266092B2 (en) | 2013-01-24 | 2016-02-23 | Basf Corporation | Automotive catalyst composites having a two-metal layer |
CN104001507B (zh) * | 2013-06-09 | 2016-12-28 | 杭州尹力环保科技有限公司 | 一种脱氧催化剂及其制备方法 |
DE102015209987A1 (de) * | 2014-06-04 | 2015-12-10 | Johnson Matthey Public Limited Company | Nicht-PGM-Ammoniakschlupfkatalysator |
KR20180008866A (ko) * | 2015-06-12 | 2018-01-24 | 바스프 코포레이션 | 배기 가스 처리 시스템 |
US11208934B2 (en) | 2019-02-25 | 2021-12-28 | Cummins Emission Solutions Inc. | Systems and methods for mixing exhaust gas and reductant |
CN110201707A (zh) * | 2019-05-17 | 2019-09-06 | 昆明贵研催化剂有限责任公司 | 用于当量燃烧间歇性氧过多工况下的NOx净化三效催化剂及其制备方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5057482A (en) * | 1988-12-15 | 1991-10-15 | Matsushita Electric Industrial Co., Ltd. | Catalytic composite for purifying exhaust gases and a method for preparing the same |
JPH03161052A (ja) * | 1989-11-17 | 1991-07-11 | Matsushita Electric Ind Co Ltd | 排気ガス浄化触媒体およびその製造方法 |
DE69427602T2 (de) * | 1993-01-11 | 2001-11-22 | Cataler Industrial Co., Ltd. | Verfahren zur Reinigung von Abgasen |
DE4403367C2 (de) * | 1993-02-04 | 2002-01-24 | Nippon Catalytic Chem Ind | Verwendung eines Adsorbens zum Entfernen von Stickstoffoxiden |
JPH0975741A (ja) * | 1995-09-11 | 1997-03-25 | Nissan Motor Co Ltd | 排ガス浄化用触媒 |
FR2738756B1 (fr) * | 1995-09-20 | 1998-12-11 | Rhone Poulenc Chimie | Procede de traitement de gaz, a teneur elevee en oxygene en vue de la reduction des emissions des oxydes d'azote, utilisant une composition catalytique comprenant de l'oxyde de manganese et de l'oxyde de cerium et/ou de zirconium |
US6548032B1 (en) * | 1995-09-20 | 2003-04-15 | Rhodia Chimie | Process for the treatment of gases with high oxygen content, with a view to controlling nitrogen oxide emissions, using a catalytic composition comprising cerium oxide and/or zirconium oxide |
US5750082A (en) * | 1995-09-21 | 1998-05-12 | Ford Global Technologies, Inc. | Nox trap with improved performance |
US5837212A (en) * | 1995-09-21 | 1998-11-17 | Ford Global Technologies, Inc. | Potassium/manganese nitrogen oxide traps for lean-burn engine operation |
US5906958A (en) * | 1995-10-14 | 1999-05-25 | Samsung Electro-Mechanics Co., Ltd. | Catalyst for purifying automobile exhausts and method of manufacturing the catalyst |
JP3493879B2 (ja) * | 1996-03-22 | 2004-02-03 | 日産自動車株式会社 | 排ガス浄化用触媒及び排ガス浄化方法 |
FR2748740B1 (fr) * | 1996-05-15 | 1998-08-21 | Rhone Poulenc Chimie | Composition a base d'oxyde de cerium et d'oxyde de zirconium a haute surface specifique et a capacite elevee de stockage d'oxygene, procede de preparation et utilisation en catalyse |
AU4394097A (en) * | 1996-10-15 | 1998-05-11 | Rhodia Inc. | Cerium and zirconium oxides, mixed oxides and solid solutions having im proved thermal stability for catalysis of exhaust gas systems and methods of producing |
DE19724545A1 (de) * | 1997-06-11 | 1998-12-24 | Basf Ag | Speicherkatalysator |
FR2765492B1 (fr) * | 1997-07-03 | 1999-09-17 | Rhodia Chimie Sa | Procede de traitement de gaz pour la reduction des emissions des oxydes d'azote utilisant une composition catalytique avec un support a base de silice et d'oxyde de titane |
JPH11114424A (ja) * | 1997-10-14 | 1999-04-27 | Isuzu Ceramics Res Inst Co Ltd | 排ガス浄化用触媒 |
FR2770790B1 (fr) * | 1997-11-10 | 1999-12-10 | Rhodia Chimie Sa | Composition a support a base d'un oxyde de cerium, d'un oxyde de zirconium et d'un oxyde de scandium ou de terre rare et utilisation pour le traitement des gaz d'echappement |
FR2771306B1 (fr) * | 1997-11-25 | 2000-02-04 | Rhodia Chimie Sa | Composition a base de manganese et utilisation comme piege a nox pour le traitement de gaz d'echappement |
US20020048542A1 (en) * | 1999-04-02 | 2002-04-25 | Michel Deeba | Catalytic trap and methods of making and using the same |
-
1999
- 1999-05-07 FR FR9905869A patent/FR2793163B1/fr not_active Expired - Lifetime
-
2000
- 2000-05-04 AU AU44132/00A patent/AU4413200A/en not_active Abandoned
- 2000-05-04 DE DE60004515T patent/DE60004515T2/de not_active Expired - Fee Related
- 2000-05-04 US US09/959,785 patent/US6852666B1/en not_active Expired - Lifetime
- 2000-05-04 AT AT00925392T patent/ATE246955T1/de not_active IP Right Cessation
- 2000-05-04 EP EP00925392A patent/EP1177034B1/de not_active Expired - Lifetime
- 2000-05-04 WO PCT/FR2000/001208 patent/WO2000067883A1/fr active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
WO2000067883A1 (fr) | 2000-11-16 |
AU4413200A (en) | 2000-11-21 |
US6852666B1 (en) | 2005-02-08 |
EP1177034A1 (de) | 2002-02-06 |
FR2793163B1 (fr) | 2001-08-10 |
EP1177034B1 (de) | 2003-08-13 |
DE60004515T2 (de) | 2004-06-17 |
DE60004515D1 (de) | 2003-09-18 |
FR2793163A1 (fr) | 2000-11-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE60004515D1 (de) | Reinigungszusammensetzung für nox enthaltende abgase einer brennkraftmaschine | |
EP1039104A3 (de) | Abgasreinigungsanlage einer Brennkraftmaschine und Katalysator zum Reinigen des Abgases einer Brennkraftmaschine | |
EP0915244A3 (de) | Vorrichtung zur Abgasreinigung für eine Brennkraftmaschine | |
US6391822B1 (en) | Dual NOx adsorber catalyst system | |
EP1544429A4 (de) | Abgasreinigungsvorrichtung für verbrennungsmotor | |
EP1353048A3 (de) | Abgasreinigungvorrichtung für eine Brennkraftmaschine | |
WO2005047663A3 (en) | Emissions treatment system with nsr and scr catalysts | |
ATE274369T1 (de) | Katalysators für brennkraftmaschine mit magergemischverbrennung | |
EP0950804A3 (de) | Abgasreinigungsvorrichtung für eine Brennkraftmaschine | |
EP0908613A3 (de) | Abgassteuerungssystem für Brennkraftmaschine mit NOx-Katalysator | |
EP1121981A3 (de) | Kaltstartautoabgasreinigungskatalysator | |
ATE556203T1 (de) | Abgassystem für brennkraftmaschinen mit magergemischverbrennung | |
EP1302647A3 (de) | Abgasreinigungssystem für Brennkraftmaschine | |
EP1214967A3 (de) | Abgasreinigungskatalysator | |
CA2223458A1 (en) | Catalyst for purifying exhaust gas and a process for purifying exhaust gas | |
CA2219367A1 (en) | Catalyst for purifying exhaust gas from internal combustion engine and purifying method thereof | |
HK1069553A1 (en) | Exhaust line for an internal combustion engine | |
EP1174598A3 (de) | Vorrichtung zur Reinigung des Abgases einer Brennkraftmaschine | |
DE69816579D1 (de) | Brennkraftmaschine mit NOx-Katalysator für Magergemischverbrennung | |
DE60223049D1 (de) | Verfahren zur Aufbereitung eines gebrauchten Katalysators | |
ATE337077T1 (de) | Zusammensetzung zur abgasreinigung einer brennkraftmaschine | |
EP1134388A3 (de) | Verfahren und Vorrichtung zum Messen von Leistungskennwerten einer Abgassteuerungsvorrichtung | |
EP1174611A3 (de) | Abgasemissions-Steuerungssystem für eine Brennkraftmaschine | |
EP1138384A3 (de) | Verfahren zur Herstellung von Stickoxidfallen mit verbesserter Schwefeltoleranz | |
JP2019178617A (ja) | 内燃機関の排気浄化装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |