| Patents for F01N 9 - Electrical control of exhaust gas treating apparatus (7,942) |
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| 07/25/2001 | EP1118751A1 Regeneration system for an exhaust gas particulate filter of a diesel engine for a vehicle |
| 07/12/2001 | WO2001049995A1 Method for operating the catalyst of an internal combustion engine |
| 07/12/2001 | WO2001049987A1 Method for operating an internal combustion engine, in particular, of a motor vehicle |
| 07/12/2001 | DE19963932A1 Verfahren zum Betreiben einer Brennkraftmaschine insbesondere eines Kraftfahrzeugs A method of operating an internal combustion engine in particular of a motor vehicle |
| 07/12/2001 | DE19963901A1 Verfahren zum Betreiben eines Katalysators einer Brennkraftmaschine Method for operating a catalytic converter of an internal combustion engine |
| 07/11/2001 | EP1114922A1 Exhaust system monitoring |
| 07/07/2001 | CA2330269A1 Exhaust system monitor |
| 07/05/2001 | WO2001048358A2 Method for controlling the operation conditions of a particulate filter for combustion engine |
| 07/05/2001 | US20010006057 Method and system for variably controlling exhaust pressure of diesel engine |
| 07/05/2001 | US20010005988 Engine control system and method with lean catalyst and particulate filter |
| 07/05/2001 | DE10061685A1 Equipment for estimating temperature of catalytic converter for IC engine vehicle exhausts based on information on the vehicle operating conditions |
| 07/03/2001 | US6253547 Apparatus and method for determining amount of unburned fuel component adsorbed by an adsorbent in an internal combustion engine |
| 06/21/2001 | WO2001044629A2 Device and method for determination of exhaust gas and catalyst temperature |
| 06/21/2001 | DE19961166A1 Verfahren und Vorrichtung zum Reduzieren schädlicher Bestandteile im Abgas einer Brennkraftmaschine Method and apparatus for reducing harmful components in the exhaust gas of an internal combustion engine |
| 06/21/2001 | DE19961164A1 Vorrichtung und Verfahren zur Abgas- und Katalysatortemperaturermittlung Apparatus and method for exhaust and catalyst temperature determination |
| 06/21/2001 | DE19959870A1 Meßanordnung und Verfahren zur Überwachung der Funktionsfähigkeit eines Rußfilters Measuring device and method for monitoring the functioning of a soot filter |
| 06/20/2001 | EP1108866A2 Method to determine the loading state of a particulate filter of an internal combustion engine |
| 06/20/2001 | EP1108862A2 Method and apparatus for reducing harmful constituents of exhaust gas of a combustion engine |
| 06/20/2001 | EP1108124A1 METHOD FOR RECOGNIZING AND MAINTAINING THE OPERATIONAL CAPABILITY OF A NOx STORAGE CATALYTIC CONVERTER |
| 06/13/2001 | EP1106797A1 Measuring arrangement and method for monitoring operation of a soot filter |
| 05/30/2001 | EP1103702A2 Process of controlling a particle filter and a process of controlling an internal combustion engine |
| 05/30/2001 | EP1102920A1 Method and device for desulfurising a catalyst system |
| 05/29/2001 | US6237326 Engine control system and method with lean catalyst and particulate filter |
| 05/22/2001 | US6234390 Process for acquiring and/or paying a fee for exhaust pollutants and a motor vehicle with an exhaust pollutant set which operates using this process |
| 05/16/2001 | EP1099843A2 Control system for internal combustion engine |
| 05/16/2001 | EP1099053A1 Method and device for controlling an internal combustion engine |
| 05/10/2001 | WO2001033059A1 Method for operating an internal combustion engine |
| 05/10/2001 | WO2001033051A1 Method for the post-treatment of exhaust gases by subsequent injection of fuel in a diesel-type internal combustion engine provided with a pre-catalyst and a particle filter |
| 05/10/2001 | DE19952526A1 Verfahren zum Betreiben einer Brennkraftmaschine A method of operating an internal combustion engine |
| 05/09/2001 | EP1097299A1 METHOD FOR CHECKING THE EFFICIENCY OF AN NOx ACCUMULATION CATALYST |
| 05/03/2001 | DE19952830A1 Verfahren zur Abgasnachbehandlung durch Nacheinspritzung von Kraftstoff bei einer Diesel-Brennkraftmaschine mit Vorkatalysator und Partikelfilter Method for exhaust gas treatment by injection of fuel in a diesel internal combustion engine with pre-catalytic converter and particulate filter |
| 05/01/2001 | US6223525 Air-fuel ratio controlling device for an internal combustion engine |
| 04/25/2001 | CN1065019C Process and device for monitoring operation of catalytic converter |
| 04/19/2001 | WO2001027447A1 Diagnostic method for an exhaust system of a combustion engine |
| 04/19/2001 | DE19949502A1 Verfahren zur Ermittlung des Beladungswertes eines Partikelfilters in Verbrennungskraftmaschinen, insbesondere Dieselmotoren Method for determining the load value of a particle filter in internal combustion engines, particularly diesel engines |
| 04/18/2001 | EP1092847A2 Method of determining the degree of loading of a particulate filter of internal combustion engines, in particular of Diesel engines |
| 04/17/2001 | US6218643 Power supplying apparatus for automotive part |
| 04/17/2001 | US6216449 Process for evaluating performance deterioration of a nitrogen oxide storage catalyst |
| 04/12/2001 | WO2001025601A1 Device for treatment of waste gases from an internal combustion engine |
| 04/05/2001 | DE19947198A1 Device for post treating exhaust gases from IC engine comprises mixing chamber for introducing reductant and closed regulating cycle for regulating and/or controlling pressure in the reductant line |
| 03/29/2001 | WO2001021951A1 METHOD FOR MONITORING THE FUNCTIONING OF AN NOx SENSOR ARRANGED IN AN EXHAUST GAS CHANNEL OF AN INTERNAL COMBUSTION ENGINE |
| 03/29/2001 | WO2001021942A1 Method and system for monitoring the operating conditions of an internal combustion engine catalytic converters |
| 03/29/2001 | DE19945374A1 Verfahren zur Funktionsüberwachung eines in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NO¶x¶-Sensors A method for functional monitoring of a arranged in an exhaust passage of an internal combustion engine NO¶x¶ sensor |
| 03/29/2001 | DE19945372A1 Verfahren zur Steuerung einer Regeneration eines Partikelfilters Method for controlling a regeneration of a particle filter |
| 03/29/2001 | DE19945336A1 Verfahren zur Steuerung einer Regeneration eines Partikelfilters und einer Entschwefelung eines NOx-Speicherkatalysators Method for controlling a regeneration of a particulate filter and desulphurization of a NOx storage catalytic converter |
| 03/28/2001 | EP1087119A1 Exhaust emission control device of internal combustion engines |
| 03/28/2001 | EP1087114A1 Method for controlling the regeneration of a particulate filter |
| 03/28/2001 | EP1086741A2 Process for controlling the regeneration of a particulate filter and the desulphurisation of a NOx storage catalyst |
| 03/21/2001 | EP1084331A2 Method and device to monitor the functioning of a catalyst in an internal combustion engine |
| 03/07/2001 | EP1081347A1 Method to determine the amount of diesel particulate accumulated in a DPF |
| 03/01/2001 | DE19933798A1 Vorrichtung und Verfahren zur Abgasnachbehandlung bei einer Brennkraftmaschine Apparatus and method for treating the exhaust gas of an internal combustion engine |
| 02/28/2001 | EP1078149A1 Exhaust system |
| 02/27/2001 | US6192678 Secondary air supply control system for internal combustion engine |
| 02/27/2001 | US6192673 Method and apparatus for improving the quality of exhaust gas emissions from an internal combustion engine |
| 02/13/2001 | US6185935 Method and apparatus for controlling the temperature of an exhaust gas treatment system |
| 02/13/2001 | US6185931 Failure detecting system of exhaust purification apparatus |
| 01/31/2001 | EP1072763A1 System and method of treating particles and nitrogen oxydes for an internal combustion engine |
| 01/25/2001 | WO2001006098A1 Device and method for aftertreating the exhaust gas of an internal combustion engine by means of selective catalytic reduction |
| 01/25/2001 | DE19933774A1 Determining charge of a filter in exhaust gas pipe of vehicles comprises measuring pressure in pipe before filter, measuring amount of air drawn in, and evaluating charge of filter |
| 01/23/2001 | US6176896 Process and device for local and controlled regeneration of a particle filter |
| 01/18/2001 | DE19933654A1 Arrangement for electrical heating of catalyzer has condenser circuit designed so that in open state of switching device, condenser circuit is charged up at 15-50 volts |
| 01/18/2001 | DE19931223A1 Verfahren zum Erkennen und Aufrechterhalten der Betriebsbereitschaft eines NOx-Speicherkatalysators A method for detecting and maintaining the operational readiness of a NOx storage catalytic converter |
| 01/17/2001 | EP1069287A2 Emission control system |
| 01/11/2001 | DE19928559A1 Determining dew point end for controlling vehicle exhaust gas functions involves correcting heat demand value for re-start if actual heat quantity at switch-off less than previous demand value |
| 01/10/2001 | EP1067279A2 Method to detect and maintain the state of a NOX storage catalyst |
| 01/09/2001 | US6171565 Relates to the cycling of the normalized air/fuel ratio lambda-value of the exhaust gas exiting the engine |
| 01/03/2001 | EP1065351A1 Exhaust gas purifying apparatus of internal combustion engine |
| 01/03/2001 | EP1064454A1 Method and arrangement for control of air-fuel ratio of combustion engine |
| 12/21/2000 | WO2000077355A1 METHOD FOR DETECTING DETERIORATION OF AT LEAST ONE NOx STORAGE CATALYST ARRANGED IN THE EXHAUST LINE OF AN INTERNAL COMBUSTION ENGINE |
| 12/21/2000 | CA2312309A1 Method and system for controlling feedgas heat provided to an automotive engine exhaust after treatment device |
| 12/20/2000 | EP1061241A1 Method for estimating the temperature of an exhaust gas treating catalytic exhaust muffler of an internal combustion engine |
| 12/14/2000 | DE19926149A1 Verfahren zur Erfassung einer Schädigung von wenigsens einem in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NO¶x¶-Speicherkatalysator A method for detecting a damage of a wenigsens arranged in an exhaust passage of an internal combustion engine NO¶x¶ storage catalyst |
| 12/14/2000 | DE19926138A1 Purifying IC engine exhaust gas comprises taking measures to increase exhaust gas temperature with introduction of event which can be canceled after combustion |
| 12/13/2000 | EP0852661B1 Process and device for metering the introduction of a reducing agent into the waste gas or air stream of a combustion unit |
| 12/05/2000 | US6155043 Method for injection duration correction in an internal combustion engine having a secondary-air system |
| 11/30/2000 | WO2000071879A1 Method and device for controlling an internal combustion engine |
| 11/30/2000 | DE19907669C1 Verfahren zur Korrektur des Wassereinflusses auf das Signal eines Sensors zur Detektion der im Abgas eines Verbrennungsmotors befindlichen Reduktionsmittelkonzentration A process for correction of the water influence on the signal of a sensor for detecting the exhaust gas of an internal combustion engine located in the reducing agent concentration |
| 11/30/2000 | DE10014224A1 Verfahren und Vorrichtung zur Steuerung einer Brennkraftmaschine mit einem Abgasnachbehandlungssytem Method and apparatus for controlling an internal combustion engine having a Abgasnachbehandlungssytem |
| 11/29/2000 | EP1054722A1 System for nox reduction in exhaust gases |
| 11/23/2000 | DE19923299A1 Procedure for control of IC engine that comprises devices which influence exhaust of engine has with existence of certain conditions, special operating state introduced in which increased energy content of exhaust is desired. |
| 11/16/2000 | WO2000068557A1 Method and device for controlling an internal combustion engine with an exhaust treatment system |
| 11/15/2000 | EP1052385A2 Method of diagnosing a catalyst having hydrocarbon oxidizing properties |
| 11/15/2000 | EP1052383A2 Engine air-to fuel ratio control system |
| 11/14/2000 | US6145303 Process for operating an exhaust gas treatment unit containing a sulfur trap and a nitrogen oxides storage catalyst |
| 11/02/2000 | EP1048830A2 Method and system for estimating a midbed temperature of a catalytic converter |
| 11/01/2000 | CN1272160A Exhaust emission particulate remover and exhaust purifier |
| 10/24/2000 | US6134882 Regulating strategy for an NOx trap |
| 10/24/2000 | CA2075939C Exhaust emission control |
| 10/19/2000 | DE10005623A1 Measurement device and method for defining quantity of adsorbed combustion residue in adsorbent in exhaust gas includes sensors placed around engine and attached to electronic control unit |
| 10/17/2000 | US6131447 Process and arrangement for checking the operability of a secondary air pump in an internal-combustion engine |
| 10/12/2000 | WO2000060229A1 Exhaust emission control device of internal combustion engines |
| 10/05/2000 | DE19913901A1 Catalytic converter e.g. three-way type, functional capability verification procedure for fuel-injected internal combustion (IC) engine |
| 09/19/2000 | US6120583 Exhaust gas purifier and operating method thereof |
| 09/19/2000 | US6119450 Process and system for purifying exhaust gases of an internal-combustion engine |
| 09/13/2000 | EP1035313A2 Method and apparatus for increasing the exhaust gas temperature |
| 09/13/2000 | EP1035304A1 Method for the rapid heating of a catalyst |
| 09/07/2000 | DE19909797A1 Verfahren zum schnelleren Aufheizen eines Katalysators A method for rapid heating of a catalyst |
| 09/07/2000 | DE19909796A1 Verfahren und Vorrichtung zur Abgastemperaturerhöhung Method and apparatus for exhaust gas temperature rise |
| 09/05/2000 | US6112520 Exhaust gas purifying system for internal combustion engine |
| 08/29/2000 | US6110435 Method and device for nitric oxide reduction in exhaust fumes |