| Patents for F01N 11 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus (7,022) |
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| 01/11/2012 | CN102312713A Method of monitoring soot mass in a particulate filter and monitoring system for same with correction for active regeneration inefficiency |
| 01/11/2012 | CN102312712A System and method for determining an age of and controlling a selective catalytic reduction catalyst |
| 01/11/2012 | CN102312711A Exhaust treatment methods and systems |
| 01/11/2012 | CN102312710A Method and device for the dynamic monitoring of a lambda probe |
| 01/11/2012 | CN102312709A Optimization of active regeneration triggers based on ambient and vehicle operating conditions |
| 01/11/2012 | CN102312705A Hydrocarbon adsorber regeneration system |
| 01/11/2012 | CN101095049B Protective element for a probe, corresponding probe and honeycomb element |
| 01/10/2012 | US8095296 Procedure and device for an adaptation of a dynamic model of an exhaust gas probe |
| 01/05/2012 | WO2012002962A1 System and method of generating selective catalyst reduction dosing estimate for a diesel engine |
| 01/05/2012 | US20120004828 Spark ignition type internal combustion engine |
| 01/05/2012 | US20120004801 Vehicle control device and method of controlling vehicle |
| 01/05/2012 | US20120000187 Particulate filter regeneration interruption systems and methods |
| 01/05/2012 | US20120000184 Method of monitoring soot mass in a particulate filter and monitoring system for same |
| 01/05/2012 | DE102010030862A1 Method for testing function of exhaust gas treatment device of internal combustion engine, particularly motor vehicle, involves setting stationary operation of internal combustion engine |
| 01/05/2012 | DE102010030858A1 Method for monitoring dosing device in selective catalytic reduction catalyst system to dose e.g. urea solution, to reduce nitrogen oxide in motor car, involves monitoring accuracy of device based on relation between parameters |
| 01/05/2012 | DE102010030854A1 Method for controlling discharge pump of dosing unit for liquid medium of vehicle, involves lowering pump speed according to predetermined pump speed-time-function on absolute minimum value in case of abrupt reduction of dosing amount |
| 01/04/2012 | EP2401485A1 Method for operating an exhaust gas system |
| 01/04/2012 | EP2193261B1 Method and system for managing an exhaust gas processing module |
| 01/04/2012 | CN102305119A Oxygen sensor for internal combustion engine |
| 01/04/2012 | CN101832172B Fault diagnosis method for three-way catalytic converter of automobile |
| 01/04/2012 | CN101235741B Emission control diagnostic system and method |
| 12/29/2011 | WO2011162703A1 Method pertaining to air removal from a hc dosing system and a hc dosing system |
| 12/29/2011 | WO2011162702A1 Method pertaining to air removal from a dosing system at an scr system and an scr system |
| 12/29/2011 | WO2011162701A1 Method and device pertaining to limiting the temperature of a hc dosing unit in an exhaust system |
| 12/29/2011 | WO2011162700A1 Method and device pertaining to limiting the temperature of a dosing unit in a scr system |
| 12/29/2011 | WO2011162699A1 Method and device pertaining to dosing unit of scr system |
| 12/29/2011 | WO2011162698A1 Method pertaining to hc dosing systems and device of hc dosing systems |
| 12/29/2011 | WO2011162696A1 Method pertaining to air removal from a hc dosing system and a hc dosing system |
| 12/29/2011 | WO2011162694A1 Method and device pertaining to cooling of dosing units of hc dosing systems for exhaust cleaning |
| 12/29/2011 | WO2011162693A1 Method pertaining to air removal from a liquid supply system and a liquid supply system |
| 12/29/2011 | WO2011162692A1 Method and device pertaining to cooling of dosing units of scr systems |
| 12/29/2011 | WO2011162691A1 Method and device pertaining to cooling of dosing units of hc dosing systems for exhaust cleaning |
| 12/29/2011 | WO2011162690A1 Method and device pertaining to cooling of dosing units of scr systems |
| 12/29/2011 | WO2011162689A1 Method and device pertaining to cooling of dosing units of hc dosing systems for exhaust cleaning |
| 12/29/2011 | WO2011162688A1 Method and device pertaining to cooling of dosing units of scr systems |
| 12/29/2011 | WO2011162684A1 Method and device pertaining to cooling of dosing units of scr systems |
| 12/29/2011 | WO2011161175A1 Method for monitoring an scr system |
| 12/29/2011 | WO2011161162A1 Method for monitoring an scr system |
| 12/29/2011 | US20110314795 Air-fuel ratio control system for internal combustion engine |
| 12/29/2011 | US20110314793 System and method for determining an age of and controlling a selective catalytic reduction catalyst |
| 12/29/2011 | US20110314792 Abnormality diagnosis system and method for diagnosing abnormality in filter regeneration system |
| 12/29/2011 | DE102011105549A1 Abgasbehandlungsverfahren und -systeme Gas treatment processes and systems |
| 12/29/2011 | DE102011078242A1 Partikelerfassungssensor und Steuerungsvorrichtung zur Steuerung desselben Of the same particle detecting sensor and control means for controlling |
| 12/29/2011 | DE102010030635A1 Method for judging starting of catalyzer for cleaning exhaust gas of e.g. petrol engine, involves controlling air/fuel mixture in detection phase such that gas probe recognizes alteration of period during oscillation of control loop |
| 12/29/2011 | DE102010030633A1 Method for determining state of e.g. silencer in exhaust gas region of fuel-efficient petrol-powered internal combustion engine in motor car, involves partially or fully opening throttle valve arranged in suction region of engine |
| 12/29/2011 | DE102010030632A1 Verfahren und Vorrichtung zur Dynamiküberwachung einer Lambdasonde Method and apparatus for dynamic monitoring of a lambda probe |
| 12/29/2011 | DE102010030531A1 Verschleißfreier Sauerstoffsensor Wear-free oxygen sensor |
| 12/22/2011 | DE102011018293A1 Exothermes Katalysatorerwärmungssystem eines Start-Stopp-Hybrids Exothermic catalyst heating system of a start-stop hybrid |
| 12/22/2011 | DE102006004837B4 Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine Method and device for operating an internal combustion engine |
| 12/21/2011 | EP2310647B1 Method for diagnosing failures of an internal combustion engine exhaust line filter |
| 12/21/2011 | CN202081941U Motor vehicle tail gas zero discharging device |
| 12/15/2011 | DE102010032353A9 Verfahren und System zum Verifizieren des Betriebs eines SCR-Katalysators A method and system for verifying the operation of an SCR catalyst |
| 12/15/2011 | DE102010029852A1 Emission control device diagnosing method for cleaning exhaust gas stream of e.g. diesel engine in motor car, involves determining reaction of pressure of flow of reducing agent, and interpreting reaction for diagnosing control device |
| 12/14/2011 | EP2394153A1 Emissions monitoring apparatus, system, and method |
| 12/14/2011 | EP2394034A1 On-board vehicle diagnostic of an oxidation catalyst |
| 12/14/2011 | EP1926543B1 Method for operating an internal combustion engine and device for implementing the method |
| 12/14/2011 | CN102282344A 温度传感器、硫成分检测器和用于内燃发动机的排气净化系统 A temperature sensor, a sulfur component detecting device for an internal combustion engine and the exhaust gas purification system |
| 12/13/2011 | US8075179 Procedure for a reasonability check of a temperature sensor |
| 12/13/2011 | US8074442 Method of determining abnormality in particulate filter |
| 12/08/2011 | WO2011152776A1 Temperature measurement system and method for a temperature measurement system comprising at least one thermocouple |
| 12/08/2011 | WO2011151104A1 Method and particle sensor for detecting particles in an exhaust gas stream |
| 12/08/2011 | US20110296818 Vehicle mounted engine control apparatus |
| 12/08/2011 | US20110296816 On-board vehicle diagnostic of an oxidation catalyst |
| 12/08/2011 | DE102010033175B3 Verfahren zur Bestimmung eines resultierenden Gesamtmassenstroms an einem Abgasmassenstromsensor A method for determining a resulting total mass flow of exhaust gas mass flow sensor |
| 12/08/2011 | DE102010029740A1 Verfahren zur Überwachung eines SCR-Katalysators A method for monitoring an SCR catalyst |
| 12/07/2011 | EP2392792A2 Diagnostic apparatus and diagnostic method for particulate filter |
| 12/07/2011 | CN102272571A 刚性颗粒物质传感器 Rigid particulate matter sensor |
| 12/07/2011 | CN102269067A 改进发动机停止-起动响应时间的控制系统和方法 Improved engine stop - start-up response time of the control system and method |
| 12/07/2011 | CN102269036A 一种柴油机排气净化器在线诊断装置 A diesel exhaust purifiers online diagnostic device |
| 12/07/2011 | CN102269035A 柴油机尾气颗粒捕捉器辅热再生系统的燃油燃烧控制系统 Diesel exhaust particulate trap regeneration system and auxiliary heat fuel combustion control system |
| 12/07/2011 | CN101779015B 气体传感器配合结构 Gas sensor fitting structure |
| 12/06/2011 | US8073612 Rotational generation type wireless oxygen sensor |
| 12/01/2011 | WO2011149417A1 Method and system pertaining to testing of injection systems |
| 12/01/2011 | WO2011149411A1 Method and system for adaptation of a gas sensor |
| 12/01/2011 | WO2011149410A1 Method and system for adaptation of an electrochemical gas sensor |
| 12/01/2011 | DE102008010206B4 Hochtemperatursensor High temperature sensor |
| 11/30/2011 | EP2198136B1 Method of diagnosing the state of a catalytic converter of an exhaust system of a motor vehicle engine |
| 11/30/2011 | CN101451461B 排气净化装置的诊断装置 Diagnostic means of the exhaust gas purification apparatus |
| 11/29/2011 | US8065870 Device and method for reduction of a gas component in an exhaust gas flow of a combustion engine |
| 11/24/2011 | WO2011144977A1 Abnormality detection apparatus for an exhaust gas emission control apparatus |
| 11/24/2011 | WO2011110912A8 Catalyst degradation detection apparatus |
| 11/24/2011 | US20110283678 Method for controlling injection of diesel exhaust fluid into an exhaust pipe of an internal combustion engine |
| 11/24/2011 | DE102011076294A1 Partikelerfassungssensor und Partikelerfassungssensoreinheit Particle detection sensor and particle detection sensor unit |
| 11/24/2011 | DE102010029066A1 Method for monitoring resistive particle sensor on shunt circuit of internal combustion engine, involves stopping time modification at shunt circuit when time modification of measurement signal falls below or above preset tolerance range |
| 11/23/2011 | CN202047882U Diesel exhaust purifying device |
| 11/23/2011 | CN102251837A Hybrid catalyst convective preheating system |
| 11/23/2011 | CN102251836A Method for controlling injection of diesel exhaust fluid into exhaust pipe of internal combustion engine |
| 11/23/2011 | CN101324199B Energy conservation of catalyst monitor |
| 11/17/2011 | WO2011142708A1 Method and device pertaining to the service need of a filter in a scr-system's liquid supply device |
| 11/17/2011 | US20110282541 Monitoring apparatus for a multi-cylinder internal combustion engine |
| 11/17/2011 | DE102011103272A1 Selective catalyst reduction system operating method for diesel combustion engine of motor car, involves determining concentration characteristic value representing concentration of urea in fluid based on raw concentration characteristics |
| 11/17/2011 | DE102011018467A1 Systeme und verfahren zur steuerung einer nachverbrennungs-kraftstoffinjektion Systems and procedures to control a post-combustion fuel injection |
| 11/17/2011 | DE102011007565A1 Dieselpartikelfiltersteuerung Filter Control |
| 11/17/2011 | DE102010028891A1 Metering valve monitoring method for selective catalytic reduction catalyst system of internal combustion engine in motor car, involves closing wedging metering valve during malfunctioning of valve when threshold levels exceed preset range |
| 11/17/2011 | DE102010028852A1 Method for diagnosing emission control system used as e.g. particulate filter to remove pollutants from exhaust gas of diesel engine of motor car, involves recognizing control system as incorrect when minimum threshold value is reduced |
| 11/16/2011 | CN202039929U Improved device for measuring pollutants from exhaust gas of non-road spark ignition engine |
| 11/16/2011 | CN102242665A Diesel particulate filter control |
| 11/10/2011 | WO2009031030A9 Exhaust emission control system of internal combustion engine and exhaust emission control method |
| 11/10/2011 | US20110271659 Temperature sensor, sulfur component detector, and exhaust purification system for internal combustion engine |
| 11/10/2011 | DE102011018285A1 Diagnoseverfahren und -systeme für Ammoniakschlupfkatalysatoren Diagnostic methods and systems for ammonia slip catalysts |