FR2890577B1 - 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 - Google Patents
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 praseodymeInfo
- Publication number
- FR2890577B1 FR2890577B1 FR0509275A FR0509275A FR2890577B1 FR 2890577 B1 FR2890577 B1 FR 2890577B1 FR 0509275 A FR0509275 A FR 0509275A FR 0509275 A FR0509275 A FR 0509275A FR 2890577 B1 FR2890577 B1 FR 2890577B1
- Authority
- FR
- France
- Prior art keywords
- nox
- oxide
- praseodyme
- treating
- gas containing
- 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.)
- Active
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
-
- 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
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
-
- 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
- B01D2255/2065—Cerium
-
- 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
- B01D2255/2066—Praseodymium
-
- 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
- B01D2255/20715—Zirconium
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Toxicology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Exhaust Gas After Treatment (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0509275A FR2890577B1 (fr) | 2005-09-12 | 2005-09-12 | 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 |
KR1020087008780A KR20080066920A (ko) | 2005-09-12 | 2006-09-08 | 산화 지르코늄 및 산화 프라세오디뮴 기재의 조성물을 질소산화물(nox) 트랩으로서 사용하는, 질소 산화물 함유가스의 처리 방법 |
CA002620088A CA2620088A1 (fr) | 2005-09-12 | 2006-09-08 | Composition a base d'oxydes de xiroconium, de praseodyme, de lanthane oule neodyme, procede de preparation et utlisation dans un systeme catalytique |
PCT/FR2006/002069 WO2007031627A1 (fr) | 2005-09-12 | 2006-09-08 | 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 |
JP2008530561A JP2009507634A (ja) | 2005-09-12 | 2006-09-08 | 酸化ジルコニウム及び酸化プラセオジムをベースとする組成物をNOxトラップとして使用する窒素酸化物(NOx)含有ガス処理方法 |
EP06808095A EP1924339A1 (fr) | 2005-09-12 | 2006-09-08 | 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 |
CNA2006800333982A CN101309741A (zh) | 2005-09-12 | 2006-09-08 | 通过将基于锆氧化物和镨氧化物的组合物用作氮氧化物(NOx)捕集剂来处理含有NOx的气体的方法 |
US11/991,856 US20090191108A1 (en) | 2005-09-12 | 2006-09-08 | Zirconium/Praseodymium Oxide NOx Traps and Prufication of Gases Containing Nitrogen Oxides (NOx) Therewith |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0509275A FR2890577B1 (fr) | 2005-09-12 | 2005-09-12 | 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 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2890577A1 FR2890577A1 (fr) | 2007-03-16 |
FR2890577B1 true FR2890577B1 (fr) | 2009-02-27 |
Family
ID=36481452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0509275A Active FR2890577B1 (fr) | 2005-09-12 | 2005-09-12 | 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 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20090191108A1 (fr) |
EP (1) | EP1924339A1 (fr) |
JP (1) | JP2009507634A (fr) |
KR (1) | KR20080066920A (fr) |
CN (1) | CN101309741A (fr) |
CA (1) | CA2620088A1 (fr) |
FR (1) | FR2890577B1 (fr) |
WO (1) | WO2007031627A1 (fr) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2931700B1 (fr) * | 2008-05-27 | 2011-02-11 | Peugeot Citroen Automobiles Sa | Traitement de gaz d'echappement. |
JP4751916B2 (ja) | 2008-06-30 | 2011-08-17 | トヨタ自動車株式会社 | 排ガス浄化用触媒 |
FR2936718B1 (fr) * | 2008-10-03 | 2010-11-19 | Rhodia Operations | Procede de decomposition du n2o utilisant un catalyseur a base d'un oxyde de cerium et de lanthane. |
FR2942151B1 (fr) * | 2009-02-13 | 2011-08-05 | Peugeot Citroen Automobiles Sa | Catalyseur pour le vaporeformage d'hydrocarbures |
WO2011114499A1 (fr) | 2010-03-15 | 2011-09-22 | トヨタ自動車株式会社 | Dispositif pour nettoyer des gaz d'échappement provenant d'un moteur à combustion interne |
EP2402572B1 (fr) | 2010-03-15 | 2014-08-06 | Toyota Jidosha Kabushiki Kaisha | Procédé d'opération d'un système d'épuration de gaz d'échappement pour moteur à combustion interne |
ES2590924T3 (es) | 2010-04-01 | 2016-11-24 | Toyota Jidosha Kabushiki Kaisha | Método de purificación de gases de escape para motor de combustión interna |
FR2962350B1 (fr) * | 2010-07-07 | 2014-01-24 | Peugeot Citroen Automobiles Sa | Composition catalytique pour le vapo-reformage d'hydrocarbures |
ES2707591T3 (es) | 2010-07-28 | 2019-04-04 | Toyota Motor Co Ltd | Aparato de purificación de escape para motor de combustión interna |
CN103003539B (zh) | 2010-08-30 | 2015-03-18 | 丰田自动车株式会社 | 内燃机的排气净化装置 |
EP2460990B8 (fr) | 2010-08-30 | 2016-12-07 | Toyota Jidosha Kabushiki Kaisha | Dispositif d'epuration de gaz d'echappement pour moteur a combustion interne |
JP5168412B2 (ja) * | 2010-09-02 | 2013-03-21 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
US9034267B2 (en) | 2010-10-04 | 2015-05-19 | Toyota Jidosha Kabushiki Kaisha | Exhaust purification system of internal combustion engine |
JP5120498B2 (ja) | 2010-10-04 | 2013-01-16 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
BRPI1012192B1 (pt) | 2010-10-18 | 2020-08-11 | Toyota Jidosha Kabushiki Kaisha | Sistema de purificação de escapamento de motor de combustão interna |
WO2012077240A1 (fr) | 2010-12-06 | 2012-06-14 | トヨタ自動車株式会社 | Dispositif de purification de gaz d'échappement destiné à un moteur à combustion interne |
BRPI1010835B8 (pt) | 2010-12-20 | 2021-01-12 | Toyota Motor Co Ltd | sistema de purificação de exaustão de motor de combustão interna |
US8943811B2 (en) * | 2010-12-22 | 2015-02-03 | GM Global Technology Operations LLC | Perovskite-based catalysts, catalyst combinations and methods of making and using the same |
CN103492683B (zh) | 2010-12-24 | 2016-04-20 | 丰田自动车株式会社 | 内燃机的排气净化装置 |
CN103534449B (zh) * | 2011-01-17 | 2016-02-03 | 丰田自动车株式会社 | 内燃机的排气净化装置 |
JP5131392B2 (ja) | 2011-02-07 | 2013-01-30 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP5131394B2 (ja) | 2011-02-10 | 2013-01-30 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
EP2687693B1 (fr) | 2011-03-17 | 2016-11-30 | Toyota Jidosha Kabushiki Kaisha | Dispositif de purification de gaz d'échappement d'un moteur à combustion interne |
US9021788B2 (en) | 2011-04-15 | 2015-05-05 | Toyota Jidosha Kabushiki Kaisha | Exhaust purification system of internal combustion engine |
EP2581575B1 (fr) * | 2011-08-25 | 2017-05-24 | Toyota Jidosha Kabushiki Kaisha | Sytème de purification des gaz d'échappement d'un moteur à combustion interne |
CN103097680B (zh) * | 2011-08-29 | 2015-03-11 | 丰田自动车株式会社 | 内燃机的排气净化装置 |
EP2628912B1 (fr) | 2011-11-07 | 2017-05-03 | Toyota Jidosha Kabushiki Kaisha | Dispositif d'épuration des gaz d'échappement destiné à un moteur à combustion interne |
EP2626529B1 (fr) | 2011-11-09 | 2015-10-21 | Toyota Jidosha Kabushiki Kaisha | Dispositif d'épuration de l'échappement pour moteur à combustion interne |
US9028763B2 (en) | 2011-11-30 | 2015-05-12 | Toyota Jidosha Kabushiki Kaisha | Exhaust purification system of internal combustion engine |
CN103228882B (zh) | 2011-11-30 | 2015-11-25 | 丰田自动车株式会社 | 内燃机的排气净化装置 |
WO2013118254A1 (fr) | 2012-02-07 | 2013-08-15 | トヨタ自動車株式会社 | Dispositif de purification d'échappement pour moteur à combustion interne |
CN107921416B (zh) * | 2015-07-01 | 2021-09-07 | 巴斯夫公司 | 用于排气系统的一氧化二氮去除催化剂 |
US20170095801A1 (en) * | 2015-10-01 | 2017-04-06 | Clean Diesel Technologies, Inc. | Thermally Stable Zero-PGM Three Way Catalyst with High Oxygen Storage Capacity |
US10500562B2 (en) * | 2018-04-05 | 2019-12-10 | Magnesium Elektron Ltd. | Zirconia-based compositions for use in passive NOx adsorber devices |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2736343B1 (fr) * | 1995-07-03 | 1997-09-19 | Rhone Poulenc Chimie | Composition a base d'oxyde de zirconium et d'oxyde de cerium, procede de preparation et utilisation |
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 |
EP1085937A1 (fr) * | 1998-06-11 | 2001-03-28 | University of Dundee | Dispositif et procede utilises pour decomposer des oxydes d'azote |
FR2793163B1 (fr) * | 1999-05-07 | 2001-08-10 | Ecia Equip Composants Ind Auto | Composition d'epuration avec traitement des nox des gaz d'echappement d'un moteur a combustion interne |
GB9921376D0 (en) * | 1999-09-10 | 1999-11-10 | Johnson Matthey Plc | Improving catalyst performance |
WO2002022255A1 (fr) * | 2000-09-18 | 2002-03-21 | Valtion Teknillinen Tutkimuskeskus | Catalyseur et procede de reduction catalytique d'oxydes d'azote |
US6699448B2 (en) * | 2001-01-26 | 2004-03-02 | Engelhard Corporation | SOx tolerant NOx trap catalysts and methods of making and using the same |
FI20010973A (fi) * | 2001-05-09 | 2002-11-10 | Valtion Teknillinen | Katalysaattori ja menetelmä typpioksidien katalyyttiseksi pelkistämiseksi |
WO2003011438A1 (fr) * | 2001-07-30 | 2003-02-13 | Valtion Teknillinen Tutkimuskeskus | Procede de reduction catalytique d'oxydes d'azote et catalyseur utilise dans ce procede |
EP1316354A1 (fr) * | 2001-11-30 | 2003-06-04 | OMG AG & Co. KG | Catalyseur pour la réduction d'oxydes d'azote dans le gaz d'échappement de moteurs à mélange pauvre |
FR2852596B1 (fr) * | 2003-03-18 | 2007-02-23 | Rhodia Elect & Catalysis | Composition a base d'oxydes de cerium et de zirconium a surface specifique stable entre 900 c et 1000 c, son procede de preparation et son utilisation comme catalyseur |
EP1685891A4 (fr) * | 2003-11-11 | 2009-03-11 | Honda Motor Co Ltd | Methode permettant de reduire par catalyse de l'oxyde d'azote et catalyseur correspondant |
US7111591B2 (en) * | 2003-12-10 | 2006-09-26 | Afton Chemical Corporation | Method of improving the operation of combustion particulate filters |
-
2005
- 2005-09-12 FR FR0509275A patent/FR2890577B1/fr active Active
-
2006
- 2006-09-08 US US11/991,856 patent/US20090191108A1/en not_active Abandoned
- 2006-09-08 WO PCT/FR2006/002069 patent/WO2007031627A1/fr active Application Filing
- 2006-09-08 CA CA002620088A patent/CA2620088A1/fr not_active Abandoned
- 2006-09-08 JP JP2008530561A patent/JP2009507634A/ja not_active Abandoned
- 2006-09-08 CN CNA2006800333982A patent/CN101309741A/zh active Pending
- 2006-09-08 EP EP06808095A patent/EP1924339A1/fr not_active Withdrawn
- 2006-09-08 KR KR1020087008780A patent/KR20080066920A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP1924339A1 (fr) | 2008-05-28 |
KR20080066920A (ko) | 2008-07-17 |
US20090191108A1 (en) | 2009-07-30 |
FR2890577A1 (fr) | 2007-03-16 |
WO2007031627A1 (fr) | 2007-03-22 |
CN101309741A (zh) | 2008-11-19 |
JP2009507634A (ja) | 2009-02-26 |
CA2620088A1 (fr) | 2007-03-22 |
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