ATE203181T1 - Verfahren und einrichtung zur behandlung von abgasen - Google Patents

Verfahren und einrichtung zur behandlung von abgasen

Info

Publication number
ATE203181T1
ATE203181T1 AT96906369T AT96906369T ATE203181T1 AT E203181 T1 ATE203181 T1 AT E203181T1 AT 96906369 T AT96906369 T AT 96906369T AT 96906369 T AT96906369 T AT 96906369T AT E203181 T1 ATE203181 T1 AT E203181T1
Authority
AT
Austria
Prior art keywords
exhaust
catalytic converter
engine
hydrocarbon trap
hydrocarbons
Prior art date
Application number
AT96906369T
Other languages
English (en)
Inventor
Shiang Sung
Patrick L Burk
Original Assignee
Engelhard 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 Engelhard Corp filed Critical Engelhard Corp
Application granted granted Critical
Publication of ATE203181T1 publication Critical patent/ATE203181T1/de

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10Exhaust 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
    • F01N3/18Exhaust 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 characterised by methods of operation; Control
    • F01N3/20Exhaust 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 characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2006Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • F01N3/2046Periodically cooling catalytic reactors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/92Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/944Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/92Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9481Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/0807Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0835Hydrocarbons
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/0807Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0871Regulation of absorbents or adsorbents, e.g. purging
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10Exhaust 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
    • F01N3/18Exhaust 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 characterised by methods of operation; Control
    • F01N3/20Exhaust 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 characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2006Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10Exhaust 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
    • F01N3/24Exhaust 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 characterised by constructional aspects of converting apparatus
    • F01N3/30Arrangements for supply of additional air
    • F01N3/306Preheating additional air
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N5/00Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy
    • F01N5/02Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using heat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2240/00Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/02Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a heat exchanger
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2250/00Combinations of different methods of purification
    • F01N2250/12Combinations of different methods of purification absorption or adsorption, and catalytic conversion
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2260/00Exhaust treating devices having provisions not otherwise provided for
    • F01N2260/02Exhaust treating devices having provisions not otherwise provided for for cooling the device
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2260/00Exhaust treating devices having provisions not otherwise provided for
    • F01N2260/02Exhaust treating devices having provisions not otherwise provided for for cooling the device
    • F01N2260/024Exhaust treating devices having provisions not otherwise provided for for cooling the device using a liquid
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2370/00Selection of materials for exhaust purification
    • F01N2370/40Activated carbon or charcoal
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
AT96906369T 1995-03-23 1996-02-09 Verfahren und einrichtung zur behandlung von abgasen ATE203181T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/409,111 US5603215A (en) 1995-03-23 1995-03-23 Method and apparatus for treatment of exhaust streams
PCT/US1996/001847 WO1996029141A1 (en) 1995-03-23 1996-02-09 Method and apparatus for treatment of exhaust streams

Publications (1)

Publication Number Publication Date
ATE203181T1 true ATE203181T1 (de) 2001-08-15

Family

ID=23619088

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96906369T ATE203181T1 (de) 1995-03-23 1996-02-09 Verfahren und einrichtung zur behandlung von abgasen

Country Status (6)

Country Link
US (1) US5603215A (de)
EP (1) EP0814895B1 (de)
JP (1) JPH11505580A (de)
AT (1) ATE203181T1 (de)
DE (1) DE69613967T2 (de)
WO (1) WO1996029141A1 (de)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9511412D0 (en) * 1995-06-06 1995-08-02 Johnson Matthey Plc Improvements in emission control
JPH1181999A (ja) * 1997-09-12 1999-03-26 Honda Motor Co Ltd 内燃機関の排気浄化装置
FR2769666B1 (fr) * 1997-10-10 1999-12-24 Valeo Thermique Moteur Sa Installation d'echappement pour moteur de vehicule automobile
DE19746658A1 (de) * 1997-10-22 1999-04-29 Emitec Emissionstechnologie Verfahren und Vorrichtung zur Regelung des Temperaturbereiches eines NOx-Speichers in einer Abgasanlage eines Verbrennungsmotors
FR2772829B1 (fr) * 1997-12-24 2000-03-03 Valeo Thermique Moteur Sa Pot catalytique a gestion de temperature, notamment pour un vehicule automobile
US5983628A (en) * 1998-01-29 1999-11-16 Chrysler Corporation System and method for controlling exhaust gas temperatures for increasing catalyst conversion of NOx emissions
US5987885A (en) * 1998-01-29 1999-11-23 Chrysler Corporation Combination catalytic converter and heat exchanger that maintains a catalyst substrate within an efficient operating temperature range for emmisions reduction
GB2374029B (en) * 1998-05-15 2002-12-31 Arvinmeritor Inc Exhaust system
FR2783279B1 (fr) * 1998-09-11 2000-11-10 Renault Procede et dispositif de depollution des gaz d'echappement et de chauffage pour vehicule automobile a moteur a combustion interne
US6244044B1 (en) * 1999-09-20 2001-06-12 Southwest Research Institute Method for reducing cold-start hydrocarbon emissions in a gasoline, natural gas, or propane fueled engine
US6347511B1 (en) * 1999-12-21 2002-02-19 Ford Global Technologies, Inc. Exhaust gas purification system for lean burn engine
US6832475B2 (en) * 2000-01-21 2004-12-21 Honda Giken Koygo Kabushi Kaisha Combustion gas purifier and internal combustion engine
US6813883B1 (en) 2001-02-14 2004-11-09 Ford Global Technologies, Llc System and method for controlling engine air/fuel ratio during hydrocarbon trap purging
US6779338B1 (en) 2001-02-14 2004-08-24 Ford Global Technologies, Llc System and method for purging a hydrocarbon trap
US20030005686A1 (en) * 2001-02-21 2003-01-09 Johannes Hartick Exhaust system
US20040112046A1 (en) * 2002-12-13 2004-06-17 Prasad Tumati Thermal management of integrated emission reduction system
CA2453689A1 (en) * 2003-03-14 2004-09-14 Westport Research Inc. Management of thermal fluctuations in lean nox adsorber aftertreatment systems
DE10328678A1 (de) * 2003-06-26 2005-01-13 Daimlerchrysler Ag Abgasreinigungsanlage für eine Verbrennungskraftmaschine
US7275366B2 (en) * 2004-09-14 2007-10-02 Advanced Cleanup Technologies, Inc. High thermal efficiency Selective Catalytic Reduction (SCR) system
US7531029B2 (en) * 2005-06-01 2009-05-12 Basf Catalysts Llc Coated screen adsorption unit for controlling evaporative hydrocarbon emissions
US7578285B2 (en) * 2005-11-17 2009-08-25 Basf Catalysts Llc Hydrocarbon adsorption filter for air intake system evaporative emission control
US7766542B2 (en) * 2007-01-02 2010-08-03 Cummins Ip, Inc Apparatus, system, and method for determining a catalyst bed temperature
JP4868617B2 (ja) * 2007-09-04 2012-02-01 公立大学法人大阪府立大学 排ガスの処理装置及び処理方法
US8112985B2 (en) 2007-11-12 2012-02-14 Ford Global Technologies, Llc Hydrocarbon retaining system configuration for combustion engine
US8448427B2 (en) 2007-11-12 2013-05-28 Ford Global Technologies, Llc Hydrocarbon retaining and purging system for flex-fuel combustion engine
US8448422B2 (en) 2007-11-12 2013-05-28 Ford Global Technologies, Llc Engine starting control for engine with hydrocarbon retaining system
US7913672B2 (en) 2007-11-12 2011-03-29 Ford Global Technologies, Llc Hydrocarbon retaining and purging system
US8333063B2 (en) 2007-11-12 2012-12-18 Ford Global Technologies, Llc Hydrocarbon retaining system and method
US8808415B2 (en) 2008-02-01 2014-08-19 Sal Caro Exhaust intake bonnet (EIB) for maritime emissions control system
US8413433B2 (en) 2008-07-17 2013-04-09 Ford Global Technologies, Llc Hydrocarbon retaining and purging system
US8075651B2 (en) * 2009-01-21 2011-12-13 Sal Caro Ellipsoid exhaust intake bonnet (EIB) for maritime emissions control system
US8372477B2 (en) * 2009-06-11 2013-02-12 Basf Corporation Polymeric trap with adsorbent
US9856767B2 (en) * 2010-04-28 2018-01-02 Tecogen, Inc. Systems and methods for reducing emissions in exhaust of vehicles and producing electricity
EP2821606B1 (de) * 2010-04-28 2019-10-16 Tecogen, Inc. Verfahren zur Reduktion von Stickstoffoxiden, Kohlenmonoxid und Kohlenwasserstoffen in Abgasen von Verbrennungsmotoren
US8578704B2 (en) * 2010-04-28 2013-11-12 Tecogen, Inc. Assembly and method for reducing nitrogen oxides, carbon monoxide and hydrocarbons in exhausts of internal combustion engines
DK2821606T3 (da) * 2010-04-28 2019-11-18 Tecogen Inc Fremgangsmåde til reduktion af nitrogenoxider, carbonmonoxid og carbonhydrider i udstødninger fra indre forbrændingsmotorer
US8402746B2 (en) 2010-05-03 2013-03-26 John Powell Exhaust gas capture system for ocean going vessels
GB2486022A (en) * 2010-12-02 2012-06-06 Jaguar Cars Particle reactor with an air inlet manifold
US8745974B2 (en) 2012-01-31 2014-06-10 Caterpillar Inc. Exhaust system
US9761781B2 (en) * 2014-11-29 2017-09-12 Hyundai Motor Company Thermoelectric generator sleeve for a catalytic converter
US9849422B1 (en) * 2015-05-25 2017-12-26 II Dorian Francis Corliss Method for treating air contaminants in exhaust gas
WO2016192791A1 (en) * 2015-06-03 2016-12-08 Volvo Truck Corporation An exhaust gas treatment apparatus
CN108368772B (zh) * 2015-12-14 2020-11-06 沃尔沃卡车集团 内燃发动机系统和用于这种系统的排气处理单元
US9816417B2 (en) * 2016-04-02 2017-11-14 II Dorian Francis Corliss Method for treating an exhaust gas
US10442515B1 (en) 2016-12-28 2019-10-15 Brp Us Inc. Propulsion system
US11441774B2 (en) * 2017-05-11 2022-09-13 Mitsubishi Power, Ltd. Method for operating flue gas purification system
FR3081037B1 (fr) * 2018-05-09 2021-12-03 Tallano Tech Ensemble a friction pour systeme de frein a disques apte a filtrer une phase gazeuse issue de la friction d'une garniture
US20190353067A1 (en) * 2018-05-18 2019-11-21 Umicore Ag & Co. Kg Exhaust treatment systems and methods involving oxygen supplementation and hydrocarbon trapping
JP2020084832A (ja) * 2018-11-19 2020-06-04 トヨタ自動車株式会社 内燃機関の制御装置
CN111821804A (zh) * 2020-07-06 2020-10-27 中船澄西船舶修造有限公司 一种船舶烟气净化装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2942932A (en) * 1957-04-01 1960-06-28 California Research Corp Process of oxidizing carbon monoxide and hydrocarbon in exhaust gases
US3067002A (en) * 1960-03-23 1962-12-04 Socony Mobil Oil Co Inc Method of treating exhaust gases of internal combustion engines
US3757521A (en) * 1971-04-05 1973-09-11 Chemical Construction Corp Integrated engine exhaust emission control system
US3699683A (en) * 1971-04-05 1972-10-24 Chemical Construction Corp Engine exhaust emission control system
GB2118859A (en) * 1982-04-26 1983-11-09 Gte Prod Corp Ceramic heat recuperator with catalyst
JPH0615016B2 (ja) * 1988-09-09 1994-03-02 トヨタ自動車株式会社 自動車排気ガス浄化装置
JPH0724575Y2 (ja) * 1989-12-12 1995-06-05 ニチアス株式会社 内燃機関の排気浄化装置
US5125231A (en) * 1990-06-08 1992-06-30 Corning Incorporated Dual converter engine exhaust system for reducing hydrocarbon emissions
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
US5078979A (en) * 1990-07-20 1992-01-07 Uop Molecular sieve bed/catalyst to treat automotive exhaust
US5184462A (en) * 1991-03-19 1993-02-09 Oskar Schatz Method and an apparatus for the treatment of exhaust gas from an IC engine
JP3083599B2 (ja) * 1991-09-30 2000-09-04 株式会社日立製作所 排気ガス浄化システム
US5303547A (en) * 1992-04-15 1994-04-19 Amoco Corporation Emissions control system and method
KR960004832B1 (ko) * 1992-08-24 1996-04-16 미쯔비시지도오샤고오교오 가부시기가이샤 배기가스정화장치
CA2080676A1 (en) * 1992-10-15 1994-04-16 John Paul Day Engine exhaust system with reduced hydrocarbon emissions
US6171556B1 (en) * 1992-11-12 2001-01-09 Engelhard Corporation Method and apparatus for treating an engine exhaust gas stream
CA2127478A1 (en) * 1993-08-16 1995-02-17 William Hertl Modified zeolites for trapping hydrocarbons

Also Published As

Publication number Publication date
US5603215A (en) 1997-02-18
WO1996029141A1 (en) 1996-09-26
EP0814895B1 (de) 2001-07-18
EP0814895A1 (de) 1998-01-07
DE69613967T2 (de) 2001-11-08
DE69613967D1 (de) 2001-08-23
JPH11505580A (ja) 1999-05-21

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