| Patents for F01N 11 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus (7,022) |
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| 02/20/2013 | CN102939447A Soot sensor system |
| 02/14/2013 | WO2013021278A1 Internal combustion engine control apparatus and internal combustion engine control method |
| 02/13/2013 | EP2556227A1 Device and method for detecting a state of a sensor in the exhaust system of a motor vehicle |
| 02/13/2013 | EP2556226A1 Exhaust gas control apparatus and method for internal combustion engine |
| 02/13/2013 | CN102926843A Desulfurization method for LNT system |
| 02/12/2013 | CA2714544C Systems and methods for closed loop emissions control |
| 02/07/2013 | US20130031893 Temp-A-Start Regeneration System |
| 02/07/2013 | DE112011100084T5 Steuervorrichtung für Maschine mit interner Verbrennung A control apparatus for internal combustion engine |
| 02/06/2013 | CN202718734U Environment friendly tail gas exhaust system |
| 02/06/2013 | CN102918381A Method and particle sensor for detecting particles in an exhaust gas stream |
| 02/06/2013 | CN101936206B Method for monitoring ammonia storage in an exhaust aftertreatment system |
| 01/31/2013 | WO2012088426A3 Method and apparatus for measuring ash deposit levels in a particulate filter |
| 01/31/2013 | US20130030678 Control device for internal combustion engine |
| 01/31/2013 | DE112010002699T5 Vorrichtung, System und Verfahren zur Abschätzung der Verschlechterung des Ansprechverhaltens elnes NOx-Sensors Apparatus, system and method for estimating the deterioration of the response of the NOx sensor ELNES |
| 01/31/2013 | DE10325183B4 Verfahren und Vorrichtung zur Durchführung eines Verfahrens zur Ermittlung des Beladungszustands eines in einem Abgasbereich einer Brennkraftmaschine angeordneten Bauteils Method and apparatus for implementing a method for determining the loading state of an object arranged in an exhaust region of an internal combustion engine component |
| 01/30/2013 | EP2550447A1 Method for determining a relationship between the operating time for an injector of a cylinder in a combustion engine and the amount of fuel injected by the injector |
| 01/30/2013 | EP2550442A1 Method for adaption of a mass flow sensor |
| 01/30/2013 | EP2550438A1 Method for monitoring the pollutant emissions of a combustion engine |
| 01/30/2013 | CN202707193U Device for detecting rock wool omission of automobile rear muffler |
| 01/30/2013 | CN102906390A Method and device pertaining to service need of filter in SCR-system's liquid supply device |
| 01/30/2013 | CN102900503A System and method for controlling ammonia levels in selective catalytic reduction catalyst |
| 01/30/2013 | CN102900502A Oxygen sensor-based urea jet control device for diesel and control method for jet control device |
| 01/29/2013 | US8359826 Trouble diagnosis device and trouble diagnosis method for NOx sensor |
| 01/24/2013 | WO2013010703A1 Method for determining the particle count in the exhaust gas of internal combustion engines |
| 01/24/2013 | WO2012158893A3 Methods and system for ash detection in exhaust particulate filter |
| 01/24/2013 | US20130024089 Engine-out nox virtual sensor using cylinder pressure sensor |
| 01/24/2013 | US20130024086 Method and system for controlling an engine during tunneling operation |
| 01/24/2013 | DE102011108019A1 Verfahren zur Ermittlung einer Qualität einer zur Stickoxidverminderung eingesetzten, Ammoniak enthaltenden Reduktionsmittellösung Method for determining a quality of a to the nitrogen oxide reduction employed, ammonia-containing reducing agent solution |
| 01/24/2013 | DE102011107876A1 Exhaust system, particular for motor vehicle, comprises exhaust pipeline, which is guided from internal combustion engine to silencer, and pressure sensor is provided, which is arranged on exhaust pipeline |
| 01/23/2013 | EP2549073A1 Vehicle control device |
| 01/23/2013 | EP2549070A1 Exhaust emission control device for internal combustion engine |
| 01/23/2013 | EP2547878A1 Device and method for exhaust-gas measurement |
| 01/23/2013 | EP2547427A1 Method and device for controlled dosing of a gas with fluctuating supply pressure |
| 01/23/2013 | CN102889113A Exhaust diagnostic system and method with scr nh3 depletion cleansing mode for initial step in the def quality service healing test |
| 01/17/2013 | WO2013007355A1 Method for testing a particulate filter, in particular for exhaust gases from an otto engine |
| 01/17/2013 | DE10302700B4 Verfahren und Vorrichtung zur Diagnose eines NOx-Speicherkatalysators im Abgastrakt eines Verbrennungsmotors Method and apparatus for diagnosing an NOx storage catalytic converter in the exhaust tract of an internal combustion engine |
| 01/17/2013 | DE102012212220A1 Abgasdiagnosesystem und -verfahren mit SCR-Reinigungsmodus mit NH3-Abreicherung für Anfangsschritt bei dem DEF-Qualitätswartungssanierungstest Exhaust diagnostic system and method with SCR-cleaning mode with NH3 depletion of initial step in the DEF Quality Maintenance Restoration Test |
| 01/17/2013 | DE102011107784A1 Verfahren zur Zustandsbestimmung einer Abgasreinigungsvorrichtung A method for determining the state of an emission control device |
| 01/17/2013 | DE102011078955A1 Method for monitoring catalyst in exhaust gas purification system of internal combustion engine, involves determining oxygen storage capability of catalyst and varying air-fuel ratio based on exhaust gas mass flow rate |
| 01/17/2013 | DE102010006708B4 Diagnoseverfahren eines Rußsensors Diagnosing method of soot sensor |
| 01/17/2013 | DE102008025671B4 Energiesparkatalysatorüberwachungsvorrichtung Energy saving catalyst monitoring device |
| 01/17/2013 | DE102007027886B4 Abgasreinigungssystem für einen Verbrennungsmotor und Verfahren zur Abgasreinigung An exhaust gas purification system for an internal combustion engine and exhaust purification method for |
| 01/16/2013 | EP2545262A1 Abnormality determination apparatus for particulate filter |
| 01/16/2013 | CN202673419U Gas detection device for vehicle muffle and exhaust system |
| 01/10/2013 | WO2013004755A1 Device for measuring urea concentration |
| 01/10/2013 | US20130013169 Method for diagnosing a liquid-cooled exhaust manifold of an internal combustion engine |
| 01/10/2013 | DE112011100874T5 Steuersystem zur Dosiererkompensation in einem SCR-System A control system for Dosiererkompensation in an SCR system |
| 01/10/2013 | DE102011106933A1 Verfahren zum Prüfen eines Partikelfilters, insbesondere für Abgase aus einem Ottomotor A method for testing of a particulate filter, in particular for exhaust gases from a gasoline engine |
| 01/10/2013 | DE102008023893B4 Verfahren zum Diagnostizieren der Funktionsfähigkeit einer Sprungsonde A method for diagnosing the operability of a jump probe |
| 01/10/2013 | DE102004051160B4 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 |
| 01/09/2013 | EP2543841A1 Exhaust manifold |
| 01/09/2013 | EP2543840A1 Method for estimating the actual efficiency of catalysts placed in an exhaust path of a combustion engine during the operation time |
| 01/09/2013 | EP2543839A1 Device for measuring the concentration of urea |
| 01/09/2013 | EP2542331A1 Method for detecting the defective operation of a particulate filter of a pollution control system |
| 01/09/2013 | CN102869865A Control system for doser compensation in an SCR system |
| 01/08/2013 | US8347603 Method for metering a reagent for the emission control of internal combustion engines and device for executing the method |
| 01/03/2013 | WO2013003162A1 Gas monitoring system implementing pressure detection |
| 01/03/2013 | WO2012125776A3 Variable stain area particulate mass filter system |
| 01/03/2013 | US20130000386 System implementing constituent identification and concentration detection |
| 01/03/2013 | US20130000377 Method of constituent identification and concentration detection |
| 01/03/2013 | US20130000280 Gas monitoring method implementing soot concentration detection |
| 01/03/2013 | US20130000278 Method for minimizing ammonia slip from scr catalysts |
| 01/03/2013 | DE102008039532B4 Effizienzüberwachung einer Abgasnachbehandlungseinrichtung Efficiency monitoring an exhaust after |
| 01/03/2013 | DE102006003593B4 Vorrichtung und Verfahren zum Schützen eines Katalysators vor Fehlzündungen Apparatus and method for protecting a catalyst before misfires |
| 01/02/2013 | EP2541228A2 Particulate matter detection and method for operating a particulate matter sensor |
| 01/02/2013 | EP2539561A1 Soot sensor system |
| 01/02/2013 | EP2539558A1 Method for controlling the pollutant emissions of a combustion engine |
| 01/02/2013 | CN102852610A Pressure difference measuring system of automobile postprocessor |
| 01/02/2013 | CN102852609A Method for evaluating exhaust gas temperature in exhaust pipe of internal combustion engine |
| 01/02/2013 | CN101910578B Method and control device for controlling the reducing agent feed to a scr catalyst |
| 01/01/2013 | US8341938 Method for determining the instant at which a nitrogen oxide storage catalyst is switched from the storage phase to the regeneration phase and for diagnosing the storage properties of this catalyst |
| 12/27/2012 | WO2012175661A1 Method for determining the quantity of reducing agent in a tank |
| 12/27/2012 | US20120324869 Catalyst degradation detection apparatus |
| 12/27/2012 | DE102008007459B4 Diagnostik für eine Lambdasonde hinter dem Katalysator Diagnosis for a lambda sensor behind the catalytic converter |
| 12/26/2012 | EP2538051A1 Method for determining the amount of a reducing agent in a tank |
| 12/26/2012 | CN202628240U Vehicle tail gas emission remote real-time monitoring system |
| 12/26/2012 | CN102840021A Electric spark detecting device |
| 12/25/2012 | US8336292 Exhaust component having permanently associated life indicator |
| 12/20/2012 | WO2012172202A1 Method for detecting a change of reducing agent canister in an scr system, exhaust line and vehicle |
| 12/20/2012 | US20120323463 Exhaust device of internal combustion engine |
| 12/20/2012 | US20120317961 Exhaust Device |
| 12/20/2012 | US20120317960 Catalyst degradation detection device |
| 12/20/2012 | US20120317959 Diagnostic system and method for an oxygen sensor positioned downstream from a catalytic converter |
| 12/20/2012 | DE10331334B4 Verfahren zum Betreiben einer Brennkraftmaschine A method of operating an internal combustion engine |
| 12/20/2012 | DE10227838B4 Katalysatorleistungsabbau-Erfassungsvorrichtung Catalyst performance degradation detection device |
| 12/20/2012 | DE102012209682A1 Method for diagnosing oxygen sensor fault in vehicle involves deactivating diagnosis process if temperature of converter is higher than predetermined temperature and mass of air flow through converter is smaller than predetermined mass |
| 12/20/2012 | DE102012206524A1 Gerät zur erfasssung von partikeln und korrekturverfahren eines geräts zur erfassung von partikeln Apparatus for erfasssung of particles and correction procedures of one device to the gathering of particles |
| 12/20/2012 | DE102011077831A1 Injection system for injecting fluid e.g. fuel in exhaust system of internal combustion engine, has evaluation device that compares measured fluid pressure in fluid conduit during injection process with predetermined reference value |
| 12/20/2012 | DE102011077697A1 Method for protecting gas sensor exposed to exhaust gas in exhaust tract of internal combustion engine of motor vehicle, involves detecting actual temperature of exhaust gas in stop mode of internal combustion engine |
| 12/20/2012 | DE102004061400B4 Verfahren zur Erzeugung eines Stromes heißer Verbrennungsabgase mit einstellbarer Temperatur, Apparatur zur Durchführung des Verfahrens und Verwendung der Verbrennungsabgase zur gezielten Alterung von Katalysatoren A method for generating a stream of hot combustion gases with an adjustable temperature, the apparatus for performing the method and using the combustion exhaust gases targeted for aging of catalysts |
| 12/20/2012 | DE10066432B4 Vorrichtung zum Erfassen einer Fehlfunktion eines Abgassystems des Motors An apparatus for detecting a malfunction of an exhaust system of the engine |
| 12/20/2012 | DE10065123B4 Verfahren zur Steuerung einer Diagnose eines Katalysators im Abgas eines Verbrennungsmotors Method for controlling a diagnosis of a catalytic converter in the exhaust gas of an internal combustion engine |
| 12/19/2012 | CN202611820U Particulate matter sensor |
| 12/19/2012 | CN202611819U Particle sensor used for improving measuring precision |
| 12/19/2012 | CN102834164A Method and device for controlled dosing of a gas with fluctuating supply pressure |
| 12/19/2012 | CN102828808A Diagnostic system and method for an oxygen sensor positioned downstream from a catalytic converter |
| 12/18/2012 | CA2486221C A deterioration diagnostic device for an exhaust gas purifier |
| 12/13/2012 | US20120311996 Filtering method and filter for a nox sensor of an exhaust gas system |
| 12/13/2012 | US20120311994 Particulate filter monitoring methods and systems |
| 12/13/2012 | DE19607461B4 Verfahren zum Erfassen und Dokumentieren von abgasrelevanten Fehlfunktionen eines Fahrzeugs mit Brennkraftmaschine mit Hilfe bordeigener Mittel A method for detecting and documenting emission-related malfunctions of a vehicle with internal combustion engine using on-board means |