DE69208206D1 - Katalysatorsystem zur Behandlung von Abgasen aus Brennkraftmaschinen mit Verbrennung eines armen Gemisches - Google Patents

Katalysatorsystem zur Behandlung von Abgasen aus Brennkraftmaschinen mit Verbrennung eines armen Gemisches

Info

Publication number
DE69208206D1
DE69208206D1 DE69208206T DE69208206T DE69208206D1 DE 69208206 D1 DE69208206 D1 DE 69208206D1 DE 69208206 T DE69208206 T DE 69208206T DE 69208206 T DE69208206 T DE 69208206T DE 69208206 D1 DE69208206 D1 DE 69208206D1
Authority
DE
Germany
Prior art keywords
treatment
exhaust gases
catalyst system
internal combustion
poor mixture
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
DE69208206T
Other languages
English (en)
Other versions
DE69208206T2 (de
Inventor
Somasundaram Subramanian
Mohinder S Chattha
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.)
Ford Werke GmbH
Original Assignee
Ford Werke GmbH
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 Ford Werke GmbH filed Critical Ford Werke GmbH
Publication of DE69208206D1 publication Critical patent/DE69208206D1/de
Application granted granted Critical
Publication of DE69208206T2 publication Critical patent/DE69208206T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific 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
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/63—Platinum group metals with rare earths or actinides
    • B01J35/19—
    • 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
DE69208206T 1991-11-08 1992-10-22 Katalysatorsystem zur Behandlung von Abgasen aus Brennkraftmaschinen mit Verbrennung eines armen Gemisches Expired - Fee Related DE69208206T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/789,706 US5185305A (en) 1991-11-08 1991-11-08 Catalyst system for treating the exhaust from a lean-burn gasoline-fueled engine

Publications (2)

Publication Number Publication Date
DE69208206D1 true DE69208206D1 (de) 1996-03-21
DE69208206T2 DE69208206T2 (de) 1996-06-27

Family

ID=25148448

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69208206T Expired - Fee Related DE69208206T2 (de) 1991-11-08 1992-10-22 Katalysatorsystem zur Behandlung von Abgasen aus Brennkraftmaschinen mit Verbrennung eines armen Gemisches

Country Status (5)

Country Link
US (1) US5185305A (de)
EP (1) EP0541271B1 (de)
CA (1) CA2081963A1 (de)
DE (1) DE69208206T2 (de)
MX (1) MX9205421A (de)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2046951A1 (en) * 1990-07-19 1992-01-20 Akinori Eshita Catalyst for purifying exhaust gas and method of using same
FR2670400B1 (fr) * 1990-12-13 1993-04-02 Inst Francais Du Petrole Procede de preparation de catalyseurs multimetalliques.
JP3311012B2 (ja) * 1992-03-23 2002-08-05 株式会社豊田中央研究所 排気ガス浄化用触媒および排気ガス浄化方法
US6010673A (en) * 1992-09-21 2000-01-04 Toyota Jidosha Kabushiki Kaisha Method for purifying exhaust gas
EP0593898B1 (de) * 1992-10-20 1997-01-29 Corning Incorporated Verfahren zur Konvertierung von Abgasen und Vorrichtung mit thermisch stabilen Zeolithen
DE69427602T2 (de) * 1993-01-11 2001-11-22 Toyota Chuo Kenkyusho Aichi Kk Verfahren zur Reinigung von Abgasen
GB9315679D0 (en) * 1993-07-29 1993-09-15 Rover Group Base metal catalyst,catalytic support and two-stage process for the purification of vehicle exhaust gases
DE4326121C2 (de) * 1993-08-04 1995-05-04 Degussa Verfahren zum Schutz von Katalysatoren für die Reinigung der Abgase von Verbrennungskraftmaschinen vor Katalysatorgiften
JP3291086B2 (ja) * 1993-09-24 2002-06-10 トヨタ自動車株式会社 排ガス浄化用触媒及び排ガス浄化方法
FI94318C (fi) * 1993-10-08 1995-08-25 Kemira Oy Katalyytti dieselmoottorin pakokaasujen puhdistamiseksi
JP3409894B2 (ja) * 1993-11-17 2003-05-26 トヨタ自動車株式会社 排ガス浄化用触媒及び排ガス浄化方法
US5587137A (en) * 1994-01-18 1996-12-24 Corning Incorporated Exhaust gas conversion method using thermally stable zeolites
US5925590A (en) * 1994-05-25 1999-07-20 Eltron Research, Inc. Catalysts utilizing oxygen-deficient metal oxide compound for removal of exhaust gas constituents
EP0691459B1 (de) * 1994-07-05 1998-11-11 Ford Motor Company Limited Katalysator System
US6187709B1 (en) * 1995-10-30 2001-02-13 Ford Global Technologies, Inc. Palladium catalyst pre-oxidation to reduce light-off temperature
US5727385A (en) * 1995-12-08 1998-03-17 Ford Global Technologies, Inc. Lean-burn nox catalyst/nox trap system
DE19721440A1 (de) * 1997-05-21 1998-11-26 Degussa Verfahren zur Reinigung eines mageren Abgases und Katalysatorsystem hierfür
DE60038075T2 (de) * 1999-07-02 2009-02-19 Nissan Motor Co., Ltd., Yokohama-shi Abgasreinigungssystem
AU1461201A (en) 1999-12-28 2001-07-09 Corning Incorporated Zeolite/alumina catalyst support compositions and method of making the same
DE60023743T2 (de) 1999-12-29 2006-07-27 Corning Incorporated Katalysator mit hoher widerstandskraft und grosser oberfläche, katalysatorträger oder adsorberverbindungen
EP1174173B1 (de) * 2000-07-17 2013-03-20 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Abgasreinigungskatalysator
GB2376903A (en) * 2001-04-05 2002-12-31 Johnson Matthey Plc Nitrogen oxides emission control under lean-burn conditions
US8092767B2 (en) 2003-04-17 2012-01-10 Johnson Matthey Public Limited Company Method of decomposing nitrogen dioxide
GB0422549D0 (en) * 2004-10-12 2004-11-10 Johnson Matthey Plc Method of decomposing nitrogen dioxide
EP1961933B1 (de) * 2007-02-23 2010-04-14 Umicore AG & Co. KG Katalytisch aktiviertes Dieselpartikelfilter mit Ammoniak-Sperrwirkung
US8716165B2 (en) * 2008-04-30 2014-05-06 Corning Incorporated Catalysts on substrates and methods for providing the same
US20090324468A1 (en) * 2008-06-27 2009-12-31 Golden Stephen J Zero platinum group metal catalysts
DE102009060290A1 (de) * 2009-12-23 2011-06-30 Volkswagen AG, 38440 Abgasreinigung bei Ottomotoren mit Direkteinspritzung unter Verwendung von Adsorbern mit Partikelabscheidefunktion
US8293182B2 (en) * 2010-05-05 2012-10-23 Basf Corporation Integrated SCR and AMOx catalyst systems
CN104114276B (zh) * 2012-02-15 2017-04-12 丰田自动车株式会社 利用贱金属的排气净化催化剂系统及其控制方法
DE102012006449A1 (de) * 2012-03-30 2013-10-02 Man Truck & Bus Ag Verfahren zur Anwendung in Verbindung mit einer Abgasnachbehandlungsanlage
US9511353B2 (en) 2013-03-15 2016-12-06 Clean Diesel Technologies, Inc. (Cdti) Firing (calcination) process and method related to metallic substrates coated with ZPGM catalyst
US9511355B2 (en) 2013-11-26 2016-12-06 Clean Diesel Technologies, Inc. (Cdti) System and methods for using synergized PGM as a three-way catalyst
US9511350B2 (en) 2013-05-10 2016-12-06 Clean Diesel Technologies, Inc. (Cdti) ZPGM Diesel Oxidation Catalysts and methods of making and using same
US9545626B2 (en) 2013-07-12 2017-01-17 Clean Diesel Technologies, Inc. Optimization of Zero-PGM washcoat and overcoat loadings on metallic substrate
US9511358B2 (en) 2013-11-26 2016-12-06 Clean Diesel Technologies, Inc. Spinel compositions and applications thereof
US9512735B2 (en) 2014-10-24 2016-12-06 United Technologies Corporation Sliding seal
KR102085652B1 (ko) * 2017-12-29 2020-03-06 현대자동차 주식회사 규칙적인 메조 기공을 가진 제오라이트 입자에 금속이 함침된 탄화수소 흡착제 및 그 제조방법
CN111001434B (zh) * 2018-10-08 2021-03-16 中自环保科技股份有限公司 一种当量燃烧天然气车集成催化剂体系及其制备方法
GB2581419B (en) * 2018-12-13 2022-06-08 Johnson Matthey Plc Transition metal doped alumina for improved TWC performance

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4331644A (en) * 1977-12-27 1982-05-25 Union Carbide Corporation Combustion catalyst and process for using same
US4791091A (en) * 1987-09-30 1988-12-13 Allied-Signal Inc. Catalyst for treatment of exhaust gases from internal combustion engines and method of manufacturing the catalyst
JPH01159029A (ja) * 1987-12-16 1989-06-22 Toyota Motor Corp ディーゼルエンジンの排気浄化装置
JP2701433B2 (ja) * 1989-03-07 1998-01-21 トヨタ自動車株式会社 排気浄化触媒
JPH0338250A (ja) * 1989-07-06 1991-02-19 Mazda Motor Corp 排気ガス浄化用触媒
US5021389A (en) * 1989-11-22 1991-06-04 Ford Motor Company Three-way catalyst for automotive emission control and method of making the catalyst
JP2712758B2 (ja) * 1990-05-28 1998-02-16 トヨタ自動車株式会社 内燃機関の排気浄化装置
US5051244A (en) * 1990-07-20 1991-09-24 Uop Use of a molecular sieve bed to minimize emissions during cold start of internal combustion engines

Also Published As

Publication number Publication date
CA2081963A1 (en) 1993-05-09
EP0541271B1 (de) 1996-02-07
US5185305A (en) 1993-02-09
EP0541271A1 (de) 1993-05-12
MX9205421A (es) 1993-05-01
DE69208206T2 (de) 1996-06-27

Similar Documents

Publication Publication Date Title
DE69208206D1 (de) Katalysatorsystem zur Behandlung von Abgasen aus Brennkraftmaschinen mit Verbrennung eines armen Gemisches
DE69200423D1 (de) Vorrichtung zur Reinigung von Abgasen eines Verbrennungsmotors.
DE69105366T2 (de) Verwendung eines spezifischen Katalysators zur Reinigung von Abgasen aus Dieselmotoren.
DE69320445D1 (de) Vorrichtung zur Reinigung von Abgasen einer Dieselbrennkraftmaschine
DE69005055T2 (de) Einheitliches Abgassystem und Methode zur Reduzierung der Feststoffemissionen aus internen Verbrennungsmotoren.
DE69311057D1 (de) Katalysator zur Behandlung von partikelhaltigem Dieselmotorabgas
DE69203311D1 (de) Einrichtung zur Reinigung von Abgasen aus Brennkraftmaschinen.
DE69018505D1 (de) Verwendung eines Katalysators zur Reinigung von Abgasen aus Dieselmotoren.
DE69301560D1 (de) Gerät zur Entgiftung von Auspuffgasen eines Motors
DE69216101T2 (de) Partikelfilter zur reinigung von dieselmotorabgas
DE69225150T2 (de) Katalysator zur Reinigung von Abgassen aus Dieselmotoren
DE68900455D1 (de) Vorrichtung zur entfernung von russteilchen aus verbrennungsabgasen von dieselmotoren durch mikrowellen.
DE69004856T2 (de) Vorrichtung zur Abgasrückführung an einer Brennkraftmaschine.
AT388972B (de) Vorrichtung zum abscheiden von russteilchen aus den abgasen einer luftverdichtenden, selbstzuendenden brennkraftmaschine
DE69422938D1 (de) Katalysator zur Reinigung von Abgasen aus Dieselmotoren
DE69301443D1 (de) Brennkraftmaschine mit Abgasrückführung
DE69709305T2 (de) Schwefelbeständiger NOX-Katalysator für die Magergemischverbrennung zur Behandlung von Abgasen aus Dieselmotoren
DE59103045D1 (de) Vorrichtung zur Behandlung von Verbrennungsmotor-Abgasen mit zwei beabstandeten Abgas-Behandlungskörpern.
DE58909082D1 (de) Frischgasleitungs-Resonanzsystem eines Verbrennungsmotors.
DE58900809D1 (de) Vorrichtung zur katalytischen reinigung der abgase einer brennkraftmaschine und verfahren zu deren herstellung.
DE69313695T2 (de) Verfahren zur katalytischen Reinigung der Abgase einer Brennkraftmaschine und Abgasvorrichtung
DE69018727T2 (de) Vorrichtung zur Entfernung von Russteilchen aus Verbrennungsabgasen von Dieselmotoren.
DE59404421D1 (de) Vorrichtung zum Abscheiden von Russpartikeln aus den Abgasen von Brennkraftmaschinen
DE69107252T2 (de) Verfahren zur Abgasreinigung von Verbrennungsmotoren.
DE59105002D1 (de) Vorrichtung zur katalytischen Entgiftung von Abgasen, vorzugsweise Abgasen von Verbrennungskraftmaschinen.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee