| Patents for F01N 11 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus (7,022) |
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| 07/30/2009 | US20090188243 Method for controlling catalyst and filter temperatures in regeneration of a catalytic diesel particulate filter |
| 07/30/2009 | US20090188242 Method for triggering a regeneration event in a particulates filter of an internal combustion engine |
| 07/30/2009 | US20090188241 Method for improving regeneration of a catalytic diesel particulate filter |
| 07/30/2009 | US20090188235 Exhaust reduction system having oxygen and temperature control |
| 07/30/2009 | DE102008006631A1 Method for diagnosing dynamics of oxygen sensor arranged, downstream to catalytic converter, in exhaust gas stream of internal combustion engine of motor vehicle, involves determining two threshold values |
| 07/30/2009 | DE102008005989A1 Verfahren zur Diagnose eines Dosierventils einer Abgasnachbehandlungsvorrichtung und Vorrichtung zur Durchführung des Verfahrens A method for the diagnosis of a metering valve of an exhaust gas treatment device and a device for carrying out the method |
| 07/30/2009 | DE102008005988A1 Verfahren zur Diagnose einer Abgasnachbehandlungsvorrichtung und Vorrichtung zur Durchführung des Verfahrens A method of diagnosing an exhaust aftertreatment device, and apparatus for carrying out the method |
| 07/30/2009 | DE102008005701A1 Method for detecting operating condition or for controlling internal combustion engine, involves determining pollutant proportion out of measured values of pollution emission of pollutant or pollutant group |
| 07/30/2009 | DE102008005640A1 Verfahren zur Ermittlung der Stickstoffdioxidkonzentration in Abgasen Method for determining the nitrogen dioxide concentration in exhaust gases |
| 07/29/2009 | EP1864007B1 Method and device for monitoring a particle filter in the exhaust line of an internal combustion engine |
| 07/29/2009 | EP1747359B1 Method and device for estimating the thermal state of a catalytic nitrogen oxide trap installed in the exhaust system of an internal combustion engine |
| 07/23/2009 | WO2009089977A1 Method and controller for checking an exhaust gas aftertreatment system of an internal combustion engine |
| 07/23/2009 | WO2009089936A1 Method and control device for controlling the reducing agent feed to a scr catalyst |
| 07/23/2009 | WO2009071994A3 Abnormality detection system and abnormality detection method for internal combustion engine |
| 07/23/2009 | DE102008004080A1 Method for monitoring effectiveness of exhaust gas aftertreatment unit of combustion engine, involves determining temperature loss of exhaust, and determining whether it fulfills activation condition of monitoring |
| 07/22/2009 | EP2080886A1 Method for determining the air ratio |
| 07/16/2009 | WO2009088578A1 System and method for the on-board production of reductants |
| 07/16/2009 | US20090182479 Method for working out a temperature instruction cartography at entry into a particle filter |
| 07/16/2009 | DE102009003979A1 Temperatursensordiagnostik Temperature sensor diagnostics |
| 07/16/2009 | DE102008058480A1 Abgassystem mit Temperatursensorüberprüfung Exhaust system with temperature sensor check |
| 07/16/2009 | DE102008004214A1 Nitrous oxide emission determining method for diesel engine, involves forming actual nitrous oxide emission as sum of emission, arising without exhaust gas recycling, and difference between two emission values multiplied by weighing factor |
| 07/16/2009 | DE102008004210A1 Particle sensor temperature measuring method for determining soot concentration in exhaust tract of diesel engine of vehicle, involves determining temperature-dependent impedance of carrier layer between sensor and heating element |
| 07/16/2009 | DE102008004207A1 Verfahren und Steuergerät zur Überprüfung eines Abgasnachbehandlungssystems eines Verbrennungsmotors Process and control device for checking an exhaust aftertreatment system of an internal combustion engine |
| 07/16/2009 | DE102004009646B4 Vorrichtung und Verfahren zum Abschätzen einer Katalysatortemperatur Apparatus and method for estimating a catalyst temperature |
| 07/15/2009 | EP2078840A1 Strategy for implementing a quick-heating process of a catalyst |
| 07/15/2009 | EP2078839A1 Quick-heating strategy to compensate for the aging of an oxidation catalyst in a diesel engine. |
| 07/15/2009 | EP2078143A1 Exhaust gas purification system for an internal combustion engine |
| 07/15/2009 | CN101482049A Temperature sensor diagnostics |
| 07/09/2009 | US20090173061 OPTIMIZED REDUCTION OF NOx EMISSIONS FROM DIESEL ENGINES |
| 07/09/2009 | US20090173059 Sulphur oxide (sox) removal method and system and stop module for said system |
| 07/09/2009 | DE112007002202T5 Temperaturmanagement in einem Abgasbehandlungssystem Temperature management in an exhaust gas treatment system |
| 07/09/2009 | DE10322510B4 Verfahren zur Regelung der Temperatur einer Abgasreinigungsanlage Method for regulating the temperature of an exhaust gas purification system |
| 07/09/2009 | DE102008003085A1 Internal combustion engine for vehicle, has adjusting device diagnosed by exhaust gas sensor placed at exhaust outflow side, where exhaust gas characteristic measured by sensor is compared with modelled exhaust gas characteristic |
| 07/07/2009 | US7555895 Exhaust gas purifying apparatus and method for internal combustion engine |
| 07/02/2009 | WO2009031030A3 Exhaust emission control system of internal combustion engine and exhaust emission control method |
| 07/02/2009 | US20090171553 System for determining the level of sulphur poisoning of depollution means integrated into the exhaust line of a motor vehicle engine |
| 07/02/2009 | US20090165440 Catalyst Deterioration Monitoring System and Catalyst Deterioration Monitoring Method |
| 06/25/2009 | US20090159132 Method for operating a metering valve and device for performing the method |
| 06/25/2009 | US20090158708 Engine comprising a catalytic converter with failsafe operation |
| 06/25/2009 | DE102008008618A1 Roadmap für variable Brennkraftmaschinen-Abgabeemissionssteuerung Roadmap for variable engine delivery emission control |
| 06/25/2009 | DE102008003852A1 Pressure determining method for air/exhaust gas-system of internal combustion engine of vehicle i.e. motor vehicle, involves calculating dynamic pressure portion, correcting static pressure portion and measuring total pressure |
| 06/25/2009 | DE102007062097A1 Diagnoseverfahren für Zusatzventile Diagnostic procedures for additional valves |
| 06/25/2009 | DE102007060421A1 Method for quantifying two catalysts of catalyst system for motor vehicle, involves quantifying catalyst system, where degradation of two catalysts are determined separately regarding new catalyst |
| 06/25/2009 | DE102007059772A1 Oxygen storage capacity finding process for catalytic converter involves reporting effective dead time, setting phase offset and correcting reported effective dead time |
| 06/25/2009 | DE102007042748B4 Verfahren und Vorrichtung zur Motorabgasmessung Method and apparatus for engine exhaust gas measurement |
| 06/18/2009 | WO2009074380A1 Method and device for diagnosing a particle filter |
| 06/18/2009 | US20090151335 Engine exhaust emission purification apparatus |
| 06/18/2009 | US20090151326 Method for the diagnosing of a catalytic converter located in an exhaust gas flow, and device for carrying out said method |
| 06/18/2009 | US20090151325 Exhaust Gas Purification Device |
| 06/18/2009 | DE102008061992A1 Verfahren und Gerät zur Berechnung des effektiven Volumens eines Dieselpartikelfilters Method and apparatus for calculating the volume of a diesel particulate filter |
| 06/18/2009 | DE102008059224A1 Alterungseinrichtung für einen Katalysator in einem Fahrzeug und zugehöriges Verfahren Aging means for a catalyst in a vehicle and associated method |
| 06/18/2009 | DE102008052227A1 Diagnose von Reduktionsmitteleinspritzanlagen Diagnosis of the reducing agent injection |
| 06/18/2009 | DE102008047807A1 Ein Überwachungssystem für ein selektives katalytisches Reduktionssystem A monitoring system for a selective catalytic reduction system |
| 06/18/2009 | DE102007059523A1 Verfahren und Vorrichtung zur Diagnose eines Partikelfilters Method and apparatus for diagnosis of a particulate filter |
| 06/17/2009 | EP2071145A1 Engine exhaust purifying apparatus |
| 06/17/2009 | CN100501138C Manufacturing method of electric current type automobile tail gas sensor |
| 06/11/2009 | WO2009071994A2 Abnormality detection system and abnormality detection method for internal combustion engine |
| 06/11/2009 | US20090145111 Problem detection apparatus and method in exhaust purifying apparatus |
| 06/11/2009 | US20090145110 Apparatus for diagnosing exhaust gas purifying device |
| 06/11/2009 | US20090145109 Catalyst degradation diagnosis device and diagnosis method for internal combustion engine |
| 06/10/2009 | EP2067517A2 Systems and methods for monitoring the quality of a reducing agent |
| 06/10/2009 | EP2066880A1 Exhaust gas system |
| 06/10/2009 | DE102008053940A1 Steuersystem für eine Drehmomentwandlerkupplung und System für die Diagnose von Leistung eines hinteren Sauerstoffsensors A control system for a torque converter clutch and system for diagnosing performance of a rear oxygen sensor |
| 06/10/2009 | CN101451461A Apparatus for diagnosing exhaust gas purifying device |
| 06/09/2009 | US7543477 Sensor for detecting particles |
| 06/04/2009 | WO2009024622A3 System and method for selective catalytic reduction control |
| 06/04/2009 | US20090143953 Exhaust system having temperature sensor verification |
| 06/04/2009 | US20090139213 Abnormality diagnosis device of internal combustion engine |
| 06/04/2009 | US20090139212 DIAGNOSTIC DEVICE FOR NOx SENSOR |
| 06/04/2009 | US20090139210 Gas concentration sensor drift and failure detection system |
| 06/04/2009 | DE102007053406B3 Verfahren und Vorrichtung zur Durchführung sowohl einer Adaption wie einer Diagnose bei emissionsrelevanten Steuereinrichtungen in einem Fahrzeug Method and apparatus for performing both an adaptation as a diagnosis for emission-control devices in a vehicle |
| 06/03/2009 | EP2065582A1 Method for determining the charge of a particulate filter |
| 06/03/2009 | EP2065581A1 System and method for detecting misassembly of an exhaust aftertreatment system of a machine |
| 05/28/2009 | US20090138185 System and method for detecting misassembly of an exhaust aftertreatment system of a machine |
| 05/28/2009 | DE102007057039A1 Verfahren zur Erkennung der Beladung eines Partikelfilters Method for detecting the loading of a particle filter |
| 05/27/2009 | EP2063254A2 Method of determining the phase transfer of a multiple component drop in a flow of gas, dissolved in the crystalline solids, solid |
| 05/27/2009 | EP2061963A2 Internal combustion engine and method of controlling the same |
| 05/27/2009 | EP2061958A1 Catalyst deterioration monitoring system and catalyst deterioration monitoring method |
| 05/27/2009 | CN101440739A Flexible fuel tolerant catalytic converter diagnostic method |
| 05/26/2009 | US7536854 Method for regenerating a motor vehicle particle filter and system for controlling regeneration of such a filter |
| 05/22/2009 | WO2009007831A3 Internal combustion engine exhaust gas control apparatus and control method thereof |
| 05/21/2009 | US20090126344 Method and Device for Determining an Oxygen Storage Capacity of a Catalytic Converter of an Internal Combustion Engine and Method and Device for Determining a Dynamic Time Duration for Exhaust Probes of an Internal Combustion Engine |
| 05/20/2009 | EP2060756A2 Method and system using a reduction catalyst to reduce nitrate oxide |
| 05/20/2009 | EP2059665A2 Air-fuel ratio control apparatus and air-fuel ratio control method for internal combustion engine |
| 05/20/2009 | CN101438044A Method and device for the diagnosis of the effectiveness of a catalytic converter |
| 05/20/2009 | CN100489280C Method and apparatus for testing catalytic converter durability |
| 05/14/2009 | WO2009040485A3 Method and system for managing an exhaust gas processing module |
| 05/14/2009 | US20090120062 Method for the non-destructive control of a particle filter and associated device |
| 05/14/2009 | DE102008043141A1 Tank und Abgassteuervorrichtung, die selbigen verwendet Tank and exhaust gas control apparatus using selfsame |
| 05/07/2009 | WO2009058458A1 System and method for estimating nox produced by an internal combustion engine |
| 05/07/2009 | US20090113875 Exhaust Gas Purifying Apparatus for Internal Combustion Engine |
| 05/07/2009 | DE102007035188A1 Verfahren zum Aufheizen eines Gassensors A method of heating a gas sensor |
| 05/07/2009 | DE10023789B4 Verfahren und Vorrichtung zur Ermittlung eines Partikelbeladungszustandes eines Partikelfilters Method and apparatus for determining a particle loading state of a particulate filter |
| 04/30/2009 | WO2009053600A1 Method of diagnosing the state of a catalytic converter of an exhaust system of a motor vehicle engine |
| 04/30/2009 | DE102008050299A1 Eingabe des Kraftstoff/Luft-Sensors für gesteuerte Modulation des Kraftstoff/Luft-Verhältnisses Entering the air / fuel sensor for controlled modulation of the fuel / air ratio |
| 04/29/2009 | EP2053211A1 Exhaust gas control apparatus for internal combustion engine |
| 04/23/2009 | US20090104088 Exhaust Gas Purification System for Internal Combustion Engine |
| 04/23/2009 | DE19527490B4 Abgasreinigungsvorrichtung Exhaust gas purification device |
| 04/23/2009 | DE102008026853A1 Diagnosesysteme und -verfahren für elektrisch beheizte Partikelfilter Diagnostic systems and methods for electrically heated particulate filter |
| 04/23/2009 | DE102007050299A1 Internal combustion engine operating method for motor vehicle, involves guiding fluid such as exhaust gas, determining value of parameter characterizing fluid flow such as flow resistance, and closing bypass valve |