| Patents for F01N 11 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus (7,022) |
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| 07/05/2005 | US6912844 System and method for determining set point location for oxidant-based engine air/fuel control strategy |
| 07/05/2005 | US6912842 Oxygen storage capacity estimation |
| 07/05/2005 | US6912840 A method for checking the functionality of a water adsorber in the exhaust of an internal combustion engine is provided. A sensor measures the temperature of the exhaust gases downstream in the flow direction from the water adsorber, and |
| 06/30/2005 | US20050143897 Method for monitoring a component situated in an exhaust gas region of an internal combustion engine |
| 06/30/2005 | US20050138921 Exhaust emission control system, method of calculating pressure loss of filter, and method of manufacturing filter |
| 06/30/2005 | US20050138918 Exhaust gas recirculation system for internal combustion engine |
| 06/30/2005 | US20050138917 Deterioration diagnostic device for an exhaust gas purifier |
| 06/30/2005 | DE10356929A1 Particle filter temperature measurement device for use in controlling the regeneration of a diesel particle filter comprises a photo-element for spectroscopic measurement of the filter outlet surface |
| 06/30/2005 | DE10355539A1 Catalyst converter breakdown inspecting method for internal combustion engine, involves blocking fuel injection to cylinder when measured converter temperature, which depends on exhaust gas temperature in converter, exceeds threshold value |
| 06/30/2005 | DE10249421B4 Verfahren zum Überwachen der Zufuhr von Sekundärluft in das Abgas einer Brennkraftmaschine A method for monitoring the supply of secondary air into the exhaust of an internal combustion engine |
| 06/29/2005 | EP1548268A1 Exhaust gas recirculation system for internal combustion engine |
| 06/29/2005 | EP1548256A1 A deterioration diagnostic device for an exhaust gas purifier |
| 06/29/2005 | EP1548242A1 Emission amount report device, system for charge for exhaust gas from vehicle, management unit and inspection device making up the system |
| 06/29/2005 | EP1546517A2 BYPASS CONTROLLED REGENERATION OF NO sb X /sb ADSORBERS |
| 06/29/2005 | CN1633551A Method for recognition of the loading of a particle filter |
| 06/28/2005 | US6910329 System for controlling particulate filter temperature |
| 06/23/2005 | WO2005056987A2 Honeycomb body comprising at least one space-saving sensor and corresponding lambda probe |
| 06/23/2005 | DE4322361B4 Steuersystem zur Steuerung des Luft/Brennstoff-Verhältnisses bei einer Brennkraftmaschine A control system for controlling the air / fuel ratio in an internal combustion engine |
| 06/22/2005 | EP1544432A1 Regeneration control of diesel particulate filter |
| 06/22/2005 | EP1544431A1 Method for estimation of the catalyst efficiency loss |
| 06/22/2005 | EP1544430A1 Method for operating a NOx storage catalyst |
| 06/22/2005 | CN1629460A Regeneration control of diesel particulate filter |
| 06/22/2005 | CN1207489C Engine exhaust purification arrangement |
| 06/21/2005 | US6907873 Filter control method and device |
| 06/16/2005 | US20050126535 Low heat generation fuel injection system |
| 06/16/2005 | US20050126161 Regeneration control of diesel particulate filter |
| 06/16/2005 | DE10352265A1 Aging catalysts used for purification of exhaust gases from internal combustion engines, by cyclical exposure to waste gases of different oxygen contents |
| 06/15/2005 | EP1540160A1 Method for operating a nitrogen oxide storage-type catalytic converter of an internal combustion engine, particularly of a motor vehicle |
| 06/15/2005 | EP1540151A1 Method for determining the degree of ageing of an no sb x /sb -storage catalyst of an internal combustion engine, especially in a motor vehicle |
| 06/15/2005 | EP1305507B1 Method for operating a catalyst |
| 06/15/2005 | CN1626786A Low heat generation fuel injection system |
| 06/14/2005 | US6904792 Abnormality diagnosing apparatus for vehicle |
| 06/14/2005 | US6904751 Engine control and catalyst monitoring with downstream exhaust gas sensors |
| 06/09/2005 | WO2005052332A1 Method and system for estimating a quantity of particles emitted in the exhaust gas of a diesel engine for a motor vehicle |
| 06/09/2005 | US20050122226 Dual channel air/fuel ratio gauge |
| 06/09/2005 | US20050120711 Secondary air supply system and abnormality diagnosis method of secondary air supply system |
| 06/09/2005 | DE102004054107A1 Abgastemperatursensor-Fehlfunktionserfassungsgerät Exhaust gas temperature sensor malfunction detecting device |
| 06/08/2005 | EP1538311A1 Exhaust gas purifying method and exhaust gas purifying system |
| 06/07/2005 | US6901751 System for controlling particulate filter temperature |
| 06/07/2005 | US6901742 Method for detecting the state of a catalytic converter system |
| 06/02/2005 | WO2005049995A1 Support system for the regeneration of anti-pollution means fitted in an exhaust system of a vehicle diesel engine |
| 06/02/2005 | WO2005049989A1 Control system of an internal combustion engine |
| 06/02/2005 | WO2005049986A1 Support system for the maintenance of a particle filter fitted in an exhaust system on a motor vehicle engine |
| 06/02/2005 | US20050119822 Computer device to calculate emission control device functionality |
| 06/02/2005 | DE10350485A1 Verfahren zum Betreiben einer Brennkraftmaschine A method of operating an internal combustion engine |
| 06/02/2005 | DE102004048964A1 Abgasreinigungssystem für eine Brennkraftmaschine An exhaust gas purification system for an internal combustion engine |
| 06/01/2005 | CN2703131Y Automatic stopping protector for anti-explosive diesel oil engine |
| 05/31/2005 | US6898927 Emission control system with catalyst warm-up speeding control |
| 05/26/2005 | US20050112046 Catalytic reduction, occlusion of nitrogen oxides; controlling air,fuel mixtures |
| 05/26/2005 | US20050109028 Turbocharged engine control system |
| 05/26/2005 | US20050109022 Exhaust gas purifying method and exhaust gas purifying system |
| 05/26/2005 | US20050109021 Method and device intended for desulfation of a nitric oxide trap and regeneration of a particle filter |
| 05/25/2005 | EP1533490A1 Mehod and apparatus for the desulphurisation of a NOx storage catalyst and the regeneration of a particulate filter |
| 05/25/2005 | DE10347506A1 Diesel motor exhaust gas system, with a particle filter, has acoustic sensors flanking the filter and linked to a control unit to detect the sound frequency to give early warning of a faulty filter |
| 05/25/2005 | CN1619121A Exhaust gas purifying method and exhaust gas purifying system |
| 05/25/2005 | CN1203248C Method for diagnosing catalyzing device of IC engine and IC engine |
| 05/19/2005 | WO2005045208A1 Method for the operation of an internal combustion engine |
| 05/19/2005 | US20050103099 Diesel aftertreatment systems |
| 05/19/2005 | US20050103000 Measuring sensor degredation of a lean exhaust gas aftertreatment system, including a NOxcatalyst, at low catalyst temperature or high catalyst temperature, when the NOx conversion rate is zero |
| 05/19/2005 | DE10348490A1 Control unit for exhaust system of motor vehicle with diesel engine has operating unit operating indicating device if after operation of actuator filter contamination determined by measuring device lies above predetermined value |
| 05/19/2005 | DE102004051160A1 System zum Erfassen der Alterung eines Reinigers unter Verwendung eines nicht linearen Filters A system for detecting aging of a purifier using a non-linear filter |
| 05/18/2005 | EP1530674A2 Internal combustion engine and method for operating an internal combustion engine comprising a fuel regulating device |
| 05/17/2005 | US6894403 Engine generator apparatus |
| 05/17/2005 | US6892528 Catalyst deterioration detecting apparatus |
| 05/17/2005 | US6892527 Catalyst deterioration suppressing apparatus and method |
| 05/12/2005 | WO2005024196B1 Exhaust gas aftertreatment device for diesel engines of vehicles, preferably passenger cars |
| 05/12/2005 | US20050102094 Apparatus detecting abnormality of exhaust system of internal combustion engine |
| 05/12/2005 | US20050102076 Exhaust temperature sensor malfunction detection apparatus |
| 05/12/2005 | US20050098152 Lean idle speed control using fuel and ignition timing |
| 05/11/2005 | EP1529944A1 Exhaust gas control apparatus and method for internal combustion engine |
| 05/11/2005 | EP1529933A1 Sulfur purge control method and exhaust gas purifying system |
| 05/11/2005 | EP1529931A1 Filter control device |
| 05/11/2005 | EP1529930A1 Exhaust gas cleaner |
| 05/11/2005 | EP1529929A1 Filter controller |
| 05/11/2005 | CN1615395A Emission amount report device, system for charge for exhaust gas from vehicle, management unit and inspection device making up the system |
| 05/11/2005 | CN1614203A Sulfur purge control method and exhaust gas purifying system |
| 05/05/2005 | US20050096806 Non-intrusive diagnostic tool for sensing oxygen sensor operation |
| 05/05/2005 | US20050091966 System for detecting deterioration of a purifier utilizing a non-linear filter |
| 05/04/2005 | EP1528229A1 Filter control method and device |
| 05/04/2005 | EP1527264A1 Device and method for measuring the temperature of a catalytic converter |
| 05/04/2005 | EP1527263A1 Method for the applied adaptation of the control of a motor and control of a motor that is obtained according to said method |
| 05/04/2005 | DE19843871B4 Diagnose eines NOx-Speicherkatalysators mit nachgeschaltetem NOx-Sensor Diagnosis of an NOx storage catalytic converter with a downstream NOx sensor |
| 05/04/2005 | DE10216278B4 Verfahren zur Bestimmung einer NOx-Konzentration A method for determining NOx concentration |
| 05/04/2005 | CN1611751A A deterioration diagnostic device for an exhaust gas purifier |
| 04/28/2005 | WO2005038207A1 Coated honeycomb body with a sensor |
| 04/27/2005 | EP1214510B1 Engine exhaust purification arrangement |
| 04/26/2005 | US6883323 Internal combustion engine with secondary air charging and a method of controlling the secondary air charging system |
| 04/26/2005 | US6883307 Diagnosis apparatus for internal combustion engine |
| 04/21/2005 | US20050084973 Analyzing efficiency of catalytic exhaust systems using pollution control apparatus comprising gas detectors and nitrogen oxides adsorber materials; desulfation and adjusting air to fuel ratios, for regeneation of catalyst |
| 04/21/2005 | US20050081513 Controller for internal combustion engine |
| 04/21/2005 | DE10211456B4 Verfahren zur Überwachung der Partikelemissions-Grenzwerte bei einem Verbrennungsmotor A method for monitoring particulate emissions limits for an internal combustion engine |
| 04/19/2005 | US6882928 Enhanced diagnosis of a multi-banked catalyst exhaust system |
| 04/14/2005 | WO2005033483A1 Engine exhaust emission control device and exhaust emission control method |
| 04/14/2005 | WO2005033482A1 Exhaust gas cleaner for engine |
| 04/14/2005 | US20050076710 Process and device for determining the internal temperature of a catalytic converter of a vehicle equipped with a heat engine |
| 04/14/2005 | DE10236786B4 Verfahren zum Vorwärmen eines Dieselmotors bei gleichzeitigem Vorheizen eines Oxydationskatalysators und zum Reinigen eines Partikelfilters A process for preheating a diesel engine with a simultaneous pre-heating of an oxidation catalyst and a particle filter for cleaning |
| 04/13/2005 | EP1522685A1 Exhaust emission control system with Peltier module |
| 04/13/2005 | EP1521903A1 Method and device for artificially ageing a catalytic converter |
| 04/13/2005 | CN1605740A Exhaust emission control system |
| 04/12/2005 | US6879906 Engine control and catalyst monitoring based on estimated catalyst gain |