CA2485893C - Catalyseur de purification des gaz d'echappement - Google Patents

Catalyseur de purification des gaz d'echappement Download PDF

Info

Publication number
CA2485893C
CA2485893C CA 2485893 CA2485893A CA2485893C CA 2485893 C CA2485893 C CA 2485893C CA 2485893 CA2485893 CA 2485893 CA 2485893 A CA2485893 A CA 2485893A CA 2485893 C CA2485893 C CA 2485893C
Authority
CA
Canada
Prior art keywords
catalyst
substrate
area
exhaust
upstream
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.)
Expired - Fee Related
Application number
CA 2485893
Other languages
English (en)
Other versions
CA2485893A1 (fr
Inventor
Naoyuki Hara
Hiroshi Hirayama
Yukari Ishida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of CA2485893A1 publication Critical patent/CA2485893A1/fr
Application granted granted Critical
Publication of CA2485893C publication Critical patent/CA2485893C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
CA 2485893 2003-10-30 2004-10-25 Catalyseur de purification des gaz d'echappement Expired - Fee Related CA2485893C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003-370983 2003-10-30
JP2003370983A JP2005131551A (ja) 2003-10-30 2003-10-30 排ガス浄化用触媒

Publications (2)

Publication Number Publication Date
CA2485893A1 CA2485893A1 (fr) 2005-04-30
CA2485893C true CA2485893C (fr) 2010-07-27

Family

ID=34510405

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2485893 Expired - Fee Related CA2485893C (fr) 2003-10-30 2004-10-25 Catalyseur de purification des gaz d'echappement

Country Status (3)

Country Link
JP (1) JP2005131551A (fr)
CN (1) CN1311893C (fr)
CA (1) CA2485893C (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4736724B2 (ja) * 2005-11-09 2011-07-27 トヨタ自動車株式会社 内燃機関の排気浄化装置
WO2008126330A1 (fr) * 2007-03-30 2008-10-23 Ibiden Co., Ltd. Structure en nid d'abeilles
WO2013052048A1 (fr) * 2011-10-06 2013-04-11 Mack Trucks, Inc. Catalyseur d'oxydation pour diesel, et procédé pour traiter le gaz d'échappement de moteur
JP5720949B2 (ja) * 2011-12-08 2015-05-20 トヨタ自動車株式会社 排ガス浄化用触媒
JP5757297B2 (ja) * 2013-01-23 2015-07-29 トヨタ自動車株式会社 触媒コンバーター
JP5780247B2 (ja) 2013-01-23 2015-09-16 トヨタ自動車株式会社 触媒コンバーター
JP5821887B2 (ja) 2013-04-03 2015-11-24 トヨタ自動車株式会社 触媒コンバーター
JP7035780B2 (ja) * 2018-05-08 2022-03-15 トヨタ自動車株式会社 触媒構造体

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5846502A (en) * 1996-01-16 1998-12-08 Ford Global Technologies, Inc. Mini-cascade catalyst system
EP1089820B1 (fr) * 1998-04-28 2007-11-21 Basf Catalysts Llc Catalyseurs monolithiques et leur procede de fabrication
TW475027B (en) * 2000-06-02 2002-02-01 Emitec Emissionstechnologie Catalyst carrier body with protective zone
LU90900B1 (en) * 2002-03-07 2003-10-27 Delphi Tech Inc Multizone catalytic converter

Also Published As

Publication number Publication date
JP2005131551A (ja) 2005-05-26
CA2485893A1 (fr) 2005-04-30
CN1623635A (zh) 2005-06-08
CN1311893C (zh) 2007-04-25

Similar Documents

Publication Publication Date Title
EP1793914B1 (fr) Catalyseur permettant de purifier des gaz d'echappement
CA2223458C (fr) Catalyseur et processus d'epuration des gaz d'echappement
CA2555506C (fr) Catalyseur de nettoyage des gaz d'echappement ayant une teneur en metal precieux variant axialement et procedes d'obtention du catalyseur
US7759283B2 (en) Catalyst for purifying exhaust gas
US7306771B2 (en) Filter catalyst for purifying exhaust gases and its manufacturing method thereof
EP2456554B1 (fr) Matière à stockage d'oxygène à température de réduction d'oxyde de cérium diminuée
RU2747347C2 (ru) Монометаллические, содержащие родий, четырехходовые катализаторы конверсии для систем обработки выбросов бензинового двигателя
EP2047903B1 (fr) Catalyseur pour purifier un gaz d'échappement
CN113260454A (zh) 层状三元转化(twc)催化剂和制造所述催化剂的方法
JP2003245547A (ja) 排ガス処理触媒および排ガス処理方法
US6191061B1 (en) Method of purifying exhaust gas and catalyst for purifying exhaust gas
JP2006263581A (ja) 排気ガス浄化用触媒
JP4703818B2 (ja) 排気ガス浄化用触媒および排気ガス浄化方法
US7399728B2 (en) Catalyst formulation, exhaust system, and gas treatment device
EP1850948B9 (fr) Catalyseur à trois voies pour la purification des gaz d'echappement
US7375056B2 (en) Method of making a NOx adsorber catalyst
CA2485893C (fr) Catalyseur de purification des gaz d'echappement
EP3959001A1 (fr) Filtre à particules catalysé d'essence
JP7388951B2 (ja) 排ガス浄化装置
JP3433885B2 (ja) ディーゼル排ガス浄化用触媒
JPH08257405A (ja) 窒素酸化物分解用触媒およびこれを用いたディーゼルエンジン排ガス中の窒素酸化物の除去方法
JPH09225306A (ja) 排ガス浄化用触媒及びその製造方法
JPH1052643A (ja) 排気ガス浄化用触媒および排気ガス浄化方法
JPH09225307A (ja) 排ガス浄化用触媒およびその製造方法
CN114377694A (zh) 排气净化装置

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20141027