EP0931922A3 - Verfahren und Einrichtung zum Reinigen von Abgasen eines Verbrennungsmotors - Google Patents
Verfahren und Einrichtung zum Reinigen von Abgasen eines Verbrennungsmotors Download PDFInfo
- Publication number
- EP0931922A3 EP0931922A3 EP98123165A EP98123165A EP0931922A3 EP 0931922 A3 EP0931922 A3 EP 0931922A3 EP 98123165 A EP98123165 A EP 98123165A EP 98123165 A EP98123165 A EP 98123165A EP 0931922 A3 EP0931922 A3 EP 0931922A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- engine
- exhaust gas
- internal combustion
- combustion engine
- lean
- 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.)
- Granted
Links
Classifications
-
- 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
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0828—Exhaust 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
- F01N3/085—Sulfur or sulfur oxides
-
- 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
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0828—Exhaust 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
- F01N3/0842—Nitrogen oxides
-
- 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
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
- F01N3/0878—Bypassing absorbents or adsorbents
-
- 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
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
- F01N3/0885—Regeneration of deteriorated absorbents or adsorbents, e.g. desulfurization of NOx traps
-
- 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
- F01N3/18—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 characterised by methods of operation; Control
- F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B1/00—Engines characterised by fuel-air mixture compression
- F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
- F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19802631A DE19802631C1 (de) | 1998-01-24 | 1998-01-24 | Verfahren und Einrichtung zum Reinigen von Abgasen eines Verbrennungsmotors |
DE19802631 | 1998-01-24 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0931922A2 EP0931922A2 (de) | 1999-07-28 |
EP0931922A3 true EP0931922A3 (de) | 2000-04-26 |
EP0931922B1 EP0931922B1 (de) | 2001-10-24 |
Family
ID=7855535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98123165A Expired - Lifetime EP0931922B1 (de) | 1998-01-24 | 1998-12-04 | Verfahren und Einrichtung zum Reinigen von Abgasen eines Verbrennungsmotors |
Country Status (4)
Country | Link |
---|---|
US (2) | US6119450A (de) |
EP (1) | EP0931922B1 (de) |
JP (1) | JPH11280456A (de) |
DE (2) | DE19802631C1 (de) |
Families Citing this family (64)
Publication number | Priority date | Publication date | Assignee | Title |
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US6161378A (en) * | 1996-06-10 | 2000-12-19 | Hitachi, Ltd. | Exhaust gas purification apparatus of internal combustion engine and catalyst for purifying exhaust gas internal combustion engine |
DE69816939T2 (de) * | 1997-11-10 | 2004-06-03 | Mitsubishi Jidosha Kogyo K.K. | Vorrichtung zur Abgasreinigung für eine Brennkraftmaschine |
DE19802631C1 (de) * | 1998-01-24 | 1999-07-22 | Daimler Chrysler Ag | Verfahren und Einrichtung zum Reinigen von Abgasen eines Verbrennungsmotors |
JP3805098B2 (ja) * | 1998-03-26 | 2006-08-02 | 株式会社日立製作所 | エンジンの排気ガス浄化制御装置 |
DE19816276C2 (de) * | 1998-04-11 | 2000-05-18 | Audi Ag | Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine |
JP3722187B2 (ja) * | 1998-12-24 | 2005-11-30 | トヨタ自動車株式会社 | 吸着材の故障判定装置 |
US6348177B1 (en) * | 1999-02-10 | 2002-02-19 | Southwest Research Institute | Apparatus and method for bypassing sulfur dioxide around an aftertreatment device in an exhaust gas aftertreatment system |
DE19910503C1 (de) * | 1999-03-10 | 2000-07-06 | Daimler Chrysler Ag | Verfahren und Vorrichtung zur periodischen Desulfatisierung eines Stickoxid- oder Schwefeloxid-Speichers mit Fett/Mager-Motorzylinderaufteilung |
JP4158268B2 (ja) * | 1999-03-17 | 2008-10-01 | 日産自動車株式会社 | エンジンの排気浄化装置 |
JP2000265825A (ja) * | 1999-03-18 | 2000-09-26 | Nissan Motor Co Ltd | エンジンの排気浄化装置 |
DE19920515C2 (de) * | 1999-05-05 | 2003-03-20 | Daimler Chrysler Ag | Abgasreinigungsanlage mit Stickoxidadsorber und Desulfatisierungsverfahren hierfür |
DE19928561C2 (de) * | 1999-06-22 | 2003-02-06 | Bayerische Motoren Werke Ag | Verfahren zur Schätzung von Temperaturgrößen im Abgasstrang einer Brennkraftmaschine |
DE19928725A1 (de) * | 1999-06-23 | 2000-12-28 | Daimler Chrysler Ag | Verfahren und Vorrichtung zur Desulfatisierung eines Stickoxidadsorbers |
DE19935341A1 (de) * | 1999-07-28 | 2001-02-01 | Volkswagen Ag | Verfahren zur Regelung einer Abgastemperatur einer Magerbrennkraftmaschine während einer Entschwefelung eines Katalysators |
DE19936200A1 (de) * | 1999-07-31 | 2001-02-08 | Bosch Gmbh Robert | Verfahren zum Betreiben einer Brennkraftmaschine |
DE19939050B4 (de) * | 1999-08-18 | 2013-01-31 | Volkswagen Ag | Verfahren zur Regelung eines Arbeitsmodus einer Verbrennungskraftmaschine von Kraftfahrzeugen während einer Regeneration eines Speicherkatalysators |
DE19939052B4 (de) * | 1999-08-18 | 2013-02-14 | Volkswagen Ag | Verfahren zum Schalten zwischen zwei Betriebsmodi von wenigstens einem Nebenaggregat in einem Kraftfahrzeug |
DE19942270A1 (de) * | 1999-09-04 | 2001-03-15 | Bosch Gmbh Robert | Verfahren zum Betreiben einer Brennkraftmaschine |
DE19954177A1 (de) * | 1999-11-10 | 2001-05-23 | Bosch Gmbh Robert | Verfahren zur Prüfung der Funktionsfähigkeit und/oder zum Abgleichen eines Abgastemperatursensors |
DE19960430B4 (de) * | 1999-12-15 | 2005-04-14 | Daimlerchrysler Ag | Abgasreinigungsanlage mit Stickoxid-Speicherkatalysator und Schwefeloxid-Falle und Betriebsverfahren hierfür |
DE19961165A1 (de) * | 1999-12-17 | 2001-08-02 | Volkswagen Ag | Verfahren zur Entschwefelung eines in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NO¶x¶-Speicherkatalysators |
DE10017203A1 (de) * | 2000-04-06 | 2001-10-11 | Audi Ag | Verfahren zur Entschwefelung eines im Abgasstrang einer Diesel-Brennkraftmaschine angeordneten Oxidationskatalysators |
DE10036390B4 (de) * | 2000-07-26 | 2010-05-12 | Volkswagen Ag | Verfahren und Vorrichtung zur Entschwefelung eines NOx-Speicherkatalysators |
DE10040010A1 (de) * | 2000-08-11 | 2002-02-21 | Bosch Gmbh Robert | Verfahren zur Entschwefelung eines Speichermediums |
DE10044411A1 (de) * | 2000-09-08 | 2002-03-21 | Bayerische Motoren Werke Ag | Verfahren zur Steuerung eines Verbrennungsmotors bei einem Regenerationszyklus |
DE10049040A1 (de) * | 2000-10-04 | 2002-06-13 | Alstom Switzerland Ltd | Verfahren zur Regeneration einer Katalysatoranlage und Vorrichtung zur Durchführung des Verfahrens |
US20020071976A1 (en) * | 2000-11-03 | 2002-06-13 | Edlund David J. | Sulfur-absorbent bed and fuel processing assembly incorporating the same |
DE10057936A1 (de) * | 2000-11-22 | 2002-05-23 | Volkswagen Ag | Verfahren und Vorrichtung zur Regeneration eines NOx-Speicherkatalysators |
DE10057938A1 (de) * | 2000-11-22 | 2002-05-23 | Volkswagen Ag | Verfahren und Vorrichtung zur Regeneration eines NOx-Speicherkatalysators |
DE10102132B4 (de) * | 2001-01-18 | 2009-12-10 | Volkswagen Ag | Verfahren und Vorrichtung zur Entschwefelung eines NOx-Speicherkatalysators |
DE10103557B4 (de) * | 2001-01-26 | 2012-02-23 | Volkswagen Ag | Verfahren und Vorrichtung zur Entschwefelung einer Katalysatoreinrichtung |
JP2003090250A (ja) * | 2001-09-18 | 2003-03-28 | Nissan Motor Co Ltd | ディーゼルエンジンの制御装置 |
JP3757856B2 (ja) * | 2001-12-07 | 2006-03-22 | トヨタ自動車株式会社 | 排気ガス浄化装置 |
EP1378289A3 (de) * | 2002-04-18 | 2004-02-04 | Ford Global Technologies, LLC, A subsidary of Ford Motor Company | Platingruppenmetal-freie katalytische Beschichtung für Abgas-Partikelfilter |
JP3858749B2 (ja) * | 2002-04-23 | 2006-12-20 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP3791470B2 (ja) * | 2002-07-02 | 2006-06-28 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
US7117667B2 (en) * | 2002-07-11 | 2006-10-10 | Fleetguard, Inc. | NOx adsorber aftertreatment system for internal combustion engines |
US6715280B2 (en) * | 2002-07-12 | 2004-04-06 | Ford Global Technologies, Llc | Method for low emission vehicle starting with improved fuel economy |
JP3925357B2 (ja) * | 2002-08-30 | 2007-06-06 | いすゞ自動車株式会社 | 排気ガス浄化システムの制御方法 |
DE10244128B4 (de) * | 2002-09-23 | 2006-06-14 | Siemens Ag | Verfahren zum Aufheizen eines Katalysators |
CA2422188A1 (en) * | 2002-10-02 | 2004-04-02 | Westport Research Inc. | Bypass controlled regeneration of nox adsorbers |
US6779339B1 (en) | 2003-05-02 | 2004-08-24 | The United States Of America As Represented By The Environmental Protection Agency | Method for NOx adsorber desulfation in a multi-path exhaust system |
FR2859498B1 (fr) * | 2003-09-09 | 2007-02-23 | Peugeot Citroen Automobiles Sa | Pain catalytique pour ligne d'echappement d'un moteur, ligne d'echappement le comprenant, et procede de depollution des gaz d'echappement l'utilisant |
DE10349876A1 (de) | 2003-10-25 | 2005-05-25 | Daimlerchrysler Ag | Brennkraftmaschine mit Abgasreinigungsanlage und Verfahren zur Reinigung des Abgases einer Brennkraftmaschine |
US7018442B2 (en) * | 2003-11-25 | 2006-03-28 | Caterpillar Inc. | Method and apparatus for regenerating NOx adsorbers |
US7284368B2 (en) * | 2003-12-02 | 2007-10-23 | Ford Global Technologies Llc | Computer device to control operation during catalyst desulfurization to preserve catalytic function |
US7263433B2 (en) | 2003-12-02 | 2007-08-28 | Ford Global Technologies, Llc | Computer device to calculate emission control device functionality |
US7291576B2 (en) * | 2003-12-30 | 2007-11-06 | Ford Global Technologies, Llc | SOx trap for diesel and lean-burn gasoline automotive applications |
JP4290037B2 (ja) * | 2004-03-02 | 2009-07-01 | 日産ディーゼル工業株式会社 | エンジンの排気浄化装置 |
SE0400904D0 (sv) * | 2004-04-02 | 2004-04-02 | Volvo Technology Corp | Apparatus and method for removing sulphur from a hydrocarbon fuel |
JP3969423B2 (ja) * | 2005-01-06 | 2007-09-05 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP4100412B2 (ja) * | 2005-04-12 | 2008-06-11 | トヨタ自動車株式会社 | 圧縮着火式内燃機関の排気浄化装置 |
US7389638B2 (en) * | 2005-07-12 | 2008-06-24 | Exxonmobil Research And Engineering Company | Sulfur oxide/nitrogen oxide trap system and method for the protection of nitrogen oxide storage reduction catalyst from sulfur poisoning |
DE102005033395B4 (de) * | 2005-07-16 | 2007-06-06 | Umicore Ag & Co. Kg | Verfahren zur Regeneration von Stickoxid-Speicherkatalysatoren |
FR2891864B1 (fr) * | 2006-11-15 | 2009-09-18 | Peugeot Citroen Automobiles Sa | Ligne d'echappement pour moteur a combustion interne, du type comportant un pain catalytique renfermant un piege a nox, et utilisation dudit pain. |
JP4665914B2 (ja) * | 2007-02-23 | 2011-04-06 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP4325723B2 (ja) * | 2008-01-30 | 2009-09-02 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
DE102009045376A1 (de) * | 2009-10-06 | 2011-04-07 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Diagnose der Dynamik eines Abgassensors |
CN104136728A (zh) * | 2011-12-27 | 2014-11-05 | 丰田自动车株式会社 | 内燃机的排气控制装置 |
KR101406419B1 (ko) | 2012-08-22 | 2014-06-13 | 현대자동차주식회사 | Doc 재생주기 결정방법 |
US8617495B1 (en) * | 2012-11-08 | 2013-12-31 | GM Global Technology Operations LLC | Exhaust gas aftertreatment desulfurization control |
AT515899A1 (de) * | 2014-06-12 | 2015-12-15 | Ge Jenbacher Gmbh & Co Og | Verfahren zum Betreiben einer Verbrennungskraftmaschine |
DE102015211169A1 (de) * | 2015-06-17 | 2016-12-22 | Mtu Friedrichshafen Gmbh | Verfahren zum Betreiben eines Abgasnachbehandlungssystems, Abgasnachbehandlungssystem und Brennkraftmaschine mit einem Abgasnachbehandlungssystem |
CN109113839B (zh) * | 2018-09-11 | 2020-12-08 | 中船动力有限公司 | 船用柴油机尾气后处理的旁通装置及使用方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0582917A1 (de) * | 1992-08-04 | 1994-02-16 | Toyota Jidosha Kabushiki Kaisha | Vorrichtung zur Reinigung von Abgas eines Motors |
EP0625633A1 (de) * | 1992-12-03 | 1994-11-23 | Toyota Jidosha Kabushiki Kaisha | Abgasreinigungsgeraet fuer brennkraftmaschinen |
US5657625A (en) * | 1994-06-17 | 1997-08-19 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Apparatus and method for internal combustion engine control |
EP0814242A1 (de) * | 1996-06-20 | 1997-12-29 | Johnson Matthey Public Limited Company | Bekämpfen von Luftverschmutzung |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0518235A (ja) | 1991-07-12 | 1993-01-26 | Japan Electron Control Syst Co Ltd | 内燃機関の二次空気制御装置 |
JP2845055B2 (ja) * | 1992-10-13 | 1999-01-13 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
DE69420488T2 (de) * | 1993-01-19 | 2000-04-13 | Toyota Jidosha K.K., Toyota | Abgasreinigungsgerät für eine brennkraftmaschine |
EP0621400B1 (de) * | 1993-04-23 | 1999-03-31 | Daimler-Benz Aktiengesellschaft | Luftverdichtende Einspritzbrennkraftmaschine mit einer Abgasnachbehandlungseinrichtung zur Reduzierung von Stickoxiden |
DE4404617C2 (de) * | 1994-02-14 | 1998-11-05 | Daimler Benz Ag | Vorrichtung zur selektiven katalysierten NO¶x¶-Reduktion in sauerstoffhaltigen Abgasen von Brennkraftmaschinen |
JP3574203B2 (ja) * | 1994-04-12 | 2004-10-06 | トヨタ自動車株式会社 | 内燃機関の排気浄化方法 |
JP2976824B2 (ja) | 1994-10-04 | 1999-11-10 | 三菱自動車工業株式会社 | 内燃エンジンの排気浄化触媒装置 |
JP3456058B2 (ja) * | 1995-02-10 | 2003-10-14 | 株式会社デンソー | 触媒の劣化検出装置及び排気浄化装置の異常検出装置 |
JP3656298B2 (ja) | 1995-09-11 | 2005-06-08 | トヨタ自動車株式会社 | 内燃機関の排気浄化方法 |
DE19543219C1 (de) * | 1995-11-20 | 1996-12-05 | Daimler Benz Ag | Verfahren zum Betreiben eines Dieselmotors |
US5921076A (en) * | 1996-01-09 | 1999-07-13 | Daimler-Benz Ag | Process and apparatus for reducing nitrogen oxides in engine emissions |
DE19730403C1 (de) * | 1997-07-16 | 1998-10-22 | Daimler Benz Ag | Mehrzylindrige, luftverdichtende Einspritzbrennkraftmaschine |
DE19747222C1 (de) * | 1997-10-25 | 1999-03-04 | Daimler Benz Ag | Verbrennungsmotoranlage mit Stickoxid-Speicherkatalysator und Betriebsverfahren hierfür |
DE19747671C1 (de) * | 1997-10-29 | 1999-07-08 | Daimler Chrysler Ag | Verfahren zum Betrieb eines mehrzylindrigen Verbrennungsmotors |
DE19753718C1 (de) * | 1997-12-04 | 1999-07-08 | Daimler Chrysler Ag | Verfahren zum Betreiben eines Dieselmotors |
DE19802631C1 (de) * | 1998-01-24 | 1999-07-22 | Daimler Chrysler Ag | Verfahren und Einrichtung zum Reinigen von Abgasen eines Verbrennungsmotors |
DE19820828B4 (de) * | 1998-05-09 | 2004-06-24 | Daimlerchrysler Ag | Stickoxidemissionsmindernde Abgasreinigungsanlage |
-
1998
- 1998-01-24 DE DE19802631A patent/DE19802631C1/de not_active Expired - Fee Related
- 1998-12-04 DE DE59805965T patent/DE59805965D1/de not_active Expired - Fee Related
- 1998-12-04 EP EP98123165A patent/EP0931922B1/de not_active Expired - Lifetime
-
1999
- 1999-01-22 JP JP11051335A patent/JPH11280456A/ja active Pending
- 1999-01-25 US US09/236,089 patent/US6119450A/en not_active Expired - Lifetime
-
2000
- 2000-06-09 US US09/590,009 patent/US6318073B1/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0582917A1 (de) * | 1992-08-04 | 1994-02-16 | Toyota Jidosha Kabushiki Kaisha | Vorrichtung zur Reinigung von Abgas eines Motors |
EP0625633A1 (de) * | 1992-12-03 | 1994-11-23 | Toyota Jidosha Kabushiki Kaisha | Abgasreinigungsgeraet fuer brennkraftmaschinen |
US5657625A (en) * | 1994-06-17 | 1997-08-19 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Apparatus and method for internal combustion engine control |
EP0814242A1 (de) * | 1996-06-20 | 1997-12-29 | Johnson Matthey Public Limited Company | Bekämpfen von Luftverschmutzung |
Also Published As
Publication number | Publication date |
---|---|
US6318073B1 (en) | 2001-11-20 |
JPH11280456A (ja) | 1999-10-12 |
DE19802631C1 (de) | 1999-07-22 |
DE59805965D1 (de) | 2002-11-21 |
EP0931922B1 (de) | 2001-10-24 |
EP0931922A2 (de) | 1999-07-28 |
US6119450A (en) | 2000-09-19 |
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