ATE337077T1 - Zusammensetzung zur abgasreinigung einer brennkraftmaschine - Google Patents

Zusammensetzung zur abgasreinigung einer brennkraftmaschine

Info

Publication number
ATE337077T1
ATE337077T1 AT00925391T AT00925391T ATE337077T1 AT E337077 T1 ATE337077 T1 AT E337077T1 AT 00925391 T AT00925391 T AT 00925391T AT 00925391 T AT00925391 T AT 00925391T AT E337077 T1 ATE337077 T1 AT E337077T1
Authority
AT
Austria
Prior art keywords
exhaust gases
composition
nox
combustion engine
internal combustion
Prior art date
Application number
AT00925391T
Other languages
English (en)
Inventor
Christophe Bouly
Thierry Pontier
Christian Sarda
Arno Fritz
Catherine Hedouin
Thierry Seguelong
Najat Moral
Marc Guyon
Christian Bert
Original Assignee
Faurecia Sys Echappement
Rhodia Chimie Sa
Renault Sa
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 Faurecia Sys Echappement, Rhodia Chimie Sa, Renault Sa filed Critical Faurecia Sys Echappement
Application granted granted Critical
Publication of ATE337077T1 publication Critical patent/ATE337077T1/de

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
    • 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
    • B01D2255/202—Alkali metals
    • B01D2255/2027—Sodium
    • 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
    • B01D2255/2061—Yttrium
    • 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
    • B01D2255/2063—Lanthanum
    • 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)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Treating Waste Gases (AREA)
AT00925391T 1999-05-07 2000-05-04 Zusammensetzung zur abgasreinigung einer brennkraftmaschine ATE337077T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9905872A FR2793164B1 (fr) 1999-05-07 1999-05-07 Composition d'epuration des gaz d'echappement d'un moteur a combustion interne

Publications (1)

Publication Number Publication Date
ATE337077T1 true ATE337077T1 (de) 2006-09-15

Family

ID=9545366

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00925391T ATE337077T1 (de) 1999-05-07 2000-05-04 Zusammensetzung zur abgasreinigung einer brennkraftmaschine

Country Status (6)

Country Link
EP (1) EP1177033B1 (de)
AT (1) ATE337077T1 (de)
AU (1) AU4413100A (de)
DE (1) DE60030272D1 (de)
FR (1) FR2793164B1 (de)
WO (1) WO2000067882A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6727202B2 (en) 2001-08-21 2004-04-27 Engelhard Corporation Enhanced NOx trap having increased durability
JP3758601B2 (ja) † 2002-05-15 2006-03-22 トヨタ自動車株式会社 吸蔵還元型ＮＯｘ浄化用触媒
US8945495B2 (en) * 2008-10-21 2015-02-03 GM Global Technology Operations LLC Method and architecture for reducing NOX and particulate matter emissions in exhaust gas from hydrocarbon fuel source with a fuel lean combustion mixture
FR2944459B1 (fr) * 2009-04-15 2012-06-01 Peugeot Citroen Automobiles Sa Procede de recyclage des pots catalytiques usages.
CN103240098B (zh) * 2012-02-09 2014-12-10 中国石油化工股份有限公司 一种脱除烟气中硫氧化物和氮氧化物的催化剂组合物及方法
CN105709736B (zh) * 2016-03-29 2017-12-05 济南大学 一种镶嵌型Pt@CeO2纳米管复合催化剂的制备方法
CN114984969B (zh) * 2022-07-14 2024-02-13 太原理工大学 三效催化剂及其制备方法和应用
CN116440900B (zh) * 2023-04-27 2025-07-18 东风汽车集团股份有限公司 一种三元催化剂、制备方法及应用

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69427602T2 (de) * 1993-01-11 2001-11-22 Cataler Industrial Co., Ltd. Verfahren zur Reinigung von Abgasen
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
US5837212A (en) * 1995-09-21 1998-11-17 Ford Global Technologies, Inc. Potassium/manganese nitrogen oxide traps for lean-burn engine operation

Also Published As

Publication number Publication date
EP1177033A1 (de) 2002-02-06
FR2793164B1 (fr) 2001-08-10
EP1177033B1 (de) 2006-08-23
WO2000067882A1 (fr) 2000-11-16
FR2793164A1 (fr) 2000-11-10
DE60030272D1 (de) 2006-10-05
AU4413100A (en) 2000-11-21

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Legal Events

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