| Patents for F01N 11 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus (7,022) |
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| 09/01/2011 | DE102011008496A1 Verfahren und Vorrichtung zur Überwachung eines Partikelfilters Method and apparatus for monitoring a particle filter |
| 09/01/2011 | DE102011004795A1 Abnormality diagnosis device for use in emission control device of combustion engine in car, has determining units for determining whether abnormality is present in cleaning function of control devices based on acquisition value of sensors |
| 08/31/2011 | EP2171226B1 Internal combustion engine exhaust gas control apparatus and control method thereof |
| 08/31/2011 | CN201953456U Exhaust pipe having tail gas monitoring function |
| 08/31/2011 | CN201953450U Venting and emptying type urea system for cutoff hole of pneumatic-type single urea box |
| 08/31/2011 | CN102169104A SiC-based MOSFET (metal-oxide -semiconductor field effect transistor) oxysensible sensor for automobile engine |
| 08/31/2011 | CN102168600A Method and device for determining exhaust gas temperature in exhaust gas channel |
| 08/25/2011 | WO2011102781A1 Arrangement and method for reducing nitrogen oxides in exhaust gases from a combustion engine |
| 08/25/2011 | DE102010054414A1 Method for determining load capacity of particle filter, involves temporally weighing particle filter before and after burning of sooty particles present in particle filter |
| 08/24/2011 | EP2360359A2 Method of dosing reagent |
| 08/24/2011 | EP2358983A1 Method for regenerating an open particle separator |
| 08/24/2011 | EP2358460A1 Methods and systems for reducing particulate matter in a gaseous stream |
| 08/24/2011 | EP2128396B1 Breakdown diagnosing device and breakdown diagnosing method of nox sensor |
| 08/24/2011 | CN102165152A Control of the regeneration of a particulate filter |
| 08/24/2011 | CN102165151A Method and device for controlling the regeneration of a particulate filter |
| 08/18/2011 | WO2011049774A3 Diagnostic method and apparatus for thermal regenerator after-treatment device |
| 08/18/2011 | US20110202230 Nox sensor malfunction diagnostic device and malfunction diagnostic method |
| 08/18/2011 | DE102009054935A1 Method for diagnosing dynamic nature of waste gas sensor e.g. two-point lambda sensor used in internal combustion engine, involves determining lambda regulation by regulator static time, and corrected time period duration |
| 08/17/2011 | EP2357334A1 Exhaust gas purifying apparatus for internal combustion engine |
| 08/17/2011 | EP2357331A1 Exhaust gas purifying device |
| 08/17/2011 | EP2356421A2 Rigid particulate matter sensor |
| 08/17/2011 | EP2356324A1 Systems and methods for estimating particulate load in a particulate filter |
| 08/17/2011 | EP2356323A1 Urea monitoring and replenishment scheduling of vehicles |
| 08/17/2011 | EP1672191B1 Exhaust gas cleaner for engine |
| 08/17/2011 | CN102155280A Direct-connected oxygen sensor |
| 08/17/2011 | CN102155278A Vehicle-mounted oxyhydrogen-making machine-based internal-combustion engine emission control device and control method thereof |
| 08/16/2011 | US8000883 Control apparatus and method for air-fuel ratio sensor |
| 08/11/2011 | WO2011095466A1 Diagnostic method for a soot sensor |
| 08/11/2011 | US20110192146 Multicylinder internal combustion engine, inter-cylinder air/fuel ratio imbalance determination apparatus, and method therefor |
| 08/11/2011 | US20110192145 Particulate matter measuring device |
| 08/11/2011 | US20110192144 Exhaust gas purifying apparatus for internal combustion engine |
| 08/11/2011 | DE10318463B4 Verfahren und Vorrichtung zum abgasseitigen Erfassen von Temperaturen an Verbrennungskraftmaschinen Method and apparatus for sensing temperature on the exhaust-side internal combustion engines |
| 08/10/2011 | EP2354484A1 Method for operations diagnosis of a soot sensor |
| 08/10/2011 | CN201925000U Automatic-detecting exhaust system |
| 08/10/2011 | CN101578433B Exhaust gas purifying apparatus for internal combustion engine |
| 08/10/2011 | CN101257963B Method for operating an internal combustion engine and device for implementing the method |
| 08/04/2011 | WO2011093975A2 Method for producing a subminiature "micro-chip" oxygen sensor for control of internal combustion engines or other combustion processes, oxygen sensor and an exhaust safety switch |
| 08/04/2011 | WO2011093772A1 Estimation of nitrogen oxides and ammonia |
| 08/04/2011 | WO2011092589A1 Adaptive desulfation control algorithm |
| 08/04/2011 | US20110191005 Apparatus for detecting abnormal air-fuel ratio variation among cylinders of multi-cylinder internal combustion engine |
| 08/04/2011 | US20110185704 Device and Method for Purifying Exahust Gases for an Internal Combustion Engine |
| 08/04/2011 | DE102010006708A1 Diagnoseverfahren eines Rußsensors Diagnosing method of soot sensor |
| 08/04/2011 | DE102010001380A1 Method for determining exhaust gas temperature in exhaust gas passage of combustion engine, involves determining exhaust gas temperature under consideration of temporal change of measured temperature and exhaust gas mass flow |
| 08/03/2011 | CN102140955A Method for determining exhaust gas temperature |
| 08/03/2011 | CN102140954A Tubular double-battery wide-scope oxygen sensor and making method thereof |
| 08/03/2011 | CN102140953A Method for manufacturing oxygen sensor chip |
| 08/03/2011 | CN102140951A Method for managing the regeneration of a diesel particulate filter (DPF) in a diesel engine system |
| 07/28/2011 | US20110179774 Control Diagnostic Apparatus for Internal Combustion Engine |
| 07/28/2011 | US20110179769 Advanced exhaust-gas sampler for exhaust sensor |
| 07/28/2011 | DE102010001208A1 Verfahren zum Betreiben eines Antriebsaggregats sowie entsprechende Vorrichtung Method for operating a drive unit as well as corresponding apparatus |
| 07/28/2011 | DE102010001090A1 Verfahren zum Betreiben einer Brennkraftmaschine sowie entsprechende Vorrichtung A method of operating an internal combustion engine as well as corresponding apparatus |
| 07/28/2011 | DE102008017544B4 Abgasnachbehandlungsanlage und Verfahren zum Regeln einer in einem Katalysator gespeicherten NH3-Menge Aftertreatment system and method for controlling a stored in a catalytic amount of NH 3 |
| 07/27/2011 | EP2347104A1 Method for diagnosing the performance of a catalytic converter |
| 07/27/2011 | EP1106799B1 Exhaust emission control device of internal combustion engine |
| 07/27/2011 | CN102135027A Control device for controlling automatic engine stop and start |
| 07/27/2011 | CN102135026A Internal combustion engine operation method and relevant device |
| 07/27/2011 | CN101103183B Exhaust gas purification system for internal combustion engine |
| 07/21/2011 | WO2011087431A1 Method and system for external indication of regeneration of a particulate filter in vehicle exhaust system. |
| 07/21/2011 | US20110173955 Method and apparatus for monitoring a particulate filter |
| 07/21/2011 | DE102011007947A1 Verhindern eines Katalysatorschadens während eines Fehlzündungsereignisses Preventing catalyst damage during a misfire event |
| 07/21/2011 | DE102010000931A1 Method for monitoring sub-section between conveying module and valve in hydraulic pressure system for supplying reducing agent in exhaust system of internal combustion engine, involves setting up pressure of fluid in sub-section |
| 07/20/2011 | CN102128069A Method and apparatus for monitoring a particulate filter |
| 07/14/2011 | WO2011084814A2 Apparatus, system, and method for mitigating diesel exhaust fluid deposits and associated conditions |
| 07/14/2011 | US20110167801 Method for Operating an Exhaust Emission Control System Having a SCR-Catalyst and an Upstream Oxidation Catalyst Exhaust Emission Control Component |
| 07/14/2011 | DE112009001974T5 Verfahren zum Erkennen eines Ersatzes eines Partikelfilters A method for detecting a replacement of a particulate filter |
| 07/14/2011 | DE102007000342B4 Temperaturerfassungsvorrichtung für ein Abgasreinigungsgerät Temperature detecting apparatus for an exhaust gas purifying device |
| 07/13/2011 | EP2156024B1 Diagnostic method for a reagent material to be introduced into an exhaust gas region of an internal combustion engine and device for performing the method |
| 07/13/2011 | EP1627998B1 Exhaust gas cleaning system |
| 07/13/2011 | CN102124190A Methods of increasing accuracy of soot load estimates |
| 07/12/2011 | CA2480090C Method and apparatus for controlling a gas-emitting process and related devices |
| 07/07/2011 | WO2011079928A1 Method for regenerating a particle filter |
| 07/07/2011 | US20110162629 Method and system for controlling an engine during diesel particulate filter regeneration warm-up |
| 07/06/2011 | CN102116192A Systems and apparatus relating to the monitoring and/or controlling of selective catalytic reduction processes |
| 07/06/2011 | CN102116191A Oxygen sensor aging diagnosing method |
| 07/06/2011 | CN102116190A Novel ternary catalytic converter fault diagnosis method |
| 07/06/2011 | CN101324200B Electrically heated particulate filter diagnostic systems and methods |
| 06/30/2011 | US20110154806 Systems and apparatus relating to the monitoring and/or controlling of selective catalytic reduction processes |
| 06/30/2011 | DE102010001892B3 Method for controlling operation of e.g. diesel engine, involves performing corrective action for oxygen sensor, when error value exceeds sensitivity valve of observer during actual operating condition of internal combustion engine |
| 06/30/2011 | DE102009060509A1 Verfahren zur Regeneration eines Partikelfilters A method for regenerating a particle filter |
| 06/30/2011 | DE102009060288A1 Operating ammonia storage system for catalyst system operating based on principle of selective catalytic reduction comprises a main memory that is equipped with heating device and contains ammonia-storing material |
| 06/30/2011 | DE102009060285A1 Method for determining ammonia-loading condition of storage of ammonia storage system of selective catalytic reduction catalyst system in vehicle, involves detecting state variable that characterizes heating and/or cooling characteristics |
| 06/30/2011 | DE102009055278A1 Method for operation of combustion engine, involves determining operating parameters of combustion engine in air intake system during operation with throttled air mass stream |
| 06/23/2011 | WO2011075015A1 Method for controlling the reductant buffer level in an exhaust gas aftertreatment device |
| 06/23/2011 | WO2011028338A3 Dilution system test apparatus with added capability and method of operating same |
| 06/23/2011 | WO2010082104A8 Temperature sensor, sulfur component detector, and exhaust purification system for internal combustion engine |
| 06/23/2011 | US20110146242 Malfunction diagnostic device for exhaust gas control device |
| 06/23/2011 | US20110146239 Method for monitoring a pollutant conversion capacity in an exhaust gas aftertreatment system |
| 06/23/2011 | US20110146238 Method and apparatus for operating an internal combustion engine |
| 06/23/2011 | US20110146235 Abnormality detection system and abnormality detection method for internal combustion engine |
| 06/22/2011 | DE10257172B4 Verfahren zum Betreiben einer Verbrennungskraftmaschine mit einer flexiblen Anpassung der Bauteileschutzauslegung Method for operating an internal combustion engine with a flexible adaptation of the component protection design |
| 06/22/2011 | DE102010049288A1 Verfahren und System zur Detektion eines Fehlers während eines Katalysatoranspringvorganges Method and system for detection of an error during a Katalysatoranspringvorganges |
| 06/22/2011 | DE102009058698A1 Internal-combustion engine e.g. diesel engine, for motor vehicle, has differential pressure sensor assigned to particle filter to determine differential pressure between upstream spot and downstream spot of particle filter |
| 06/22/2011 | DE102009055082A1 Verfahren zur Überwachung einer Schadstoff-Konvertierungsfähigkeit in einem Abgasnachbehandlungssystem Method for monitoring a pollutant conversion capability in an exhaust aftertreatment system |
| 06/22/2011 | DE102009055058A1 Method for calculating nitrogen oxide-raw emission of internal combustion engine from operating parameters of internal combustion engine, involves determining oxygen concentration in suction pipe as operating characteristics |
| 06/22/2011 | DE102009055041A1 Verfahren zum schnellen Erreichen der Betriebsbereitschaft einer beheizbaren Abgassonde Method for rapidly reaching the operational readiness of a heated exhaust gas probe |
| 06/22/2011 | DE102009054817A1 Method for on-board error diagnosis in operation of internal combustion engine of motor vehicle, involves determining actual emission value in actual operating condition, and generating error signal based on index value |
| 06/22/2011 | DE102009054759A1 Method for operating drive device motor vehicle, involves determining estimated exhaust gas condition in exhaust gas treatment system by engine controller |
| 06/22/2011 | DE102009054751A1 Verfahren zur Erkennung der Betriebsbereitschaft einer Lambda-Sonde für Funktionen in ausgewählten Betriebsphasen Method for detecting the readiness for operation of a lambda probe for functions in selected operating phases |
| 06/22/2011 | DE102006043447B4 Steuervorrichtung für einen Verbrennungsmotor A control apparatus for an internal combustion engine |
| 06/22/2011 | DE10066237B4 Verfahren zur Regeneration eines Partikelfilters einer Kraftfahrzeug-Brennkraftmaschine A process for the regeneration of a particulate filter of a motor vehicle internal combustion engine |