Patents for F01N 3 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust (61,059)
02/2012
02/29/2012CN101680333B Urea water feeder for internal combustion engine
02/29/2012CN101680329B Method of controlling NOx purification system and NOx purification system
02/29/2012CN101568372B Use of aqueous guanidinium formiate solutions for the selective catalytic reduction of nitrogen oxides in exhaust gases of vehicles
02/29/2012CN101307708B Quasi-zero tail gas exhaust vehicle type exhaust architecture
02/29/2012CN101302953B Method and system of particulate filter regeneration and NOx catalyst re-activation
02/29/2012CN101278109B Process and apparatus for treating exhaust gas of an internal combustion engine
02/29/2012CN101175552B Device for removing nitrogen oxides from internal combustion engine waste gas and method for dosing an aggregate of internal combustion engine waste gas
02/29/2012CA2752774A1 Exhaust purification system of internal combustion engine
02/28/2012US8122712 Exhaust system with improved NOX emission control
02/28/2012US8122711 Procedure to acquire a sooty particle concentration in the exhaust gas of an internal combustion engine
02/28/2012US8122710 Thermal management of urea dosing components in an engine exhaust after-treatment system
02/28/2012US8122709 Device for delivering a reducing agent to an exhaust system of an internal combustion engine
02/28/2012US8122708 Exhaust gas purification device
02/28/2012US8122707 Injection anti-coking system for particulate filters
02/28/2012US8122706 Exhaust purification system of internal combustion engine
02/28/2012US8122705 Exhaust cleaning apparatus and method thereof
02/28/2012US8122704 Motor system for diminution of carbon dioxide in the atmosphere
02/28/2012US8122603 Method of forming a catalyzed selective catalytic reduction (SCR) filter
02/23/2012WO2012024653A2 System and methods for skip fire engine with a lean nox trap
02/23/2012WO2012024551A1 Heating apparatus for internal combustion engine exhaust aftertreatment
02/23/2012WO2012024211A1 Method and devices for heating urea-containing materials in vehicle emission control system
02/23/2012WO2012023617A1 Manufacturing method for ceramic honeycomb structure
02/23/2012WO2012023494A1 Oxidation catalyst suitable for combustion of light oil component
02/23/2012WO2012023442A1 Method for inspecting defect of honeycomb filter, apparatus for inspecting defect of honeycomb filter, and method for producing honeycomb filter
02/23/2012WO2012023182A1 Internal combustion engine controller
02/23/2012WO2012023025A1 A gas cleaning system having a gas flow rectifier
02/23/2012WO2012022762A1 Method and apparatus for exhaust-gas treatment
02/23/2012WO2012022722A1 Compact exhaust gas treatment unit having reaction agent addition
02/23/2012WO2012022721A1 Urea container comprising ultrasound sensor
02/23/2012WO2012022690A1 Dosing unit for a reducing agent
02/23/2012WO2012022687A1 Method for operating a waste gas treatment device
02/23/2012WO2011139321A3 Method and apparatus for reducing harmful emissions from combustion
02/23/2012WO2011133503A3 Gasoline engine emissions treatment systems having gasoline particulate filters
02/23/2012US20120042639 Multi-engine system with on-board ammonia production
02/23/2012US20120042638 Exhaust Gas Cleaning Device, Exhaust System, Removal Method
02/23/2012US20120042637 Tall vertical scr
02/23/2012US20120042636 Exhaust purification system of internal combustion engine
02/23/2012US20120042635 Method for Operating a Reducing Agent Supply System
02/23/2012US20120042634 Method for operating an exhaust gas purification device having a heating apparatus and motor vehicle having the device
02/23/2012US20120042633 System and Methods for Skip Fire Engine with a Lean NOx Trap
02/23/2012US20120042632 Method and apparatus for processing exhaust gas in internal combustion engine
02/23/2012US20120042631 Catalyst materials for ammonia oxidation in lean-burn engine exhaust
02/23/2012US20120042630 Engine exhaust systems with secondary air injection systems
02/23/2012DE10353597B4 Verfahren und Vorrichtung zur Entschwefelung eines NOx-Speicherkatalysators Method and apparatus for desulphurisation of a NOx storage catalytic converter
02/23/2012DE10318116B4 Verfahren zum Betreiben einer Brennkraftmaschine, insbesondere eines Kraftfahrzeugs, Computerprogramm, Steuergerät und Brennkraftmaschine A method of operating an internal combustion engine, in particular of a motor vehicle, the computer program controller and the internal combustion engine
02/23/2012DE102011080625A1 Verfahren, um harnstoffablagerungen in einem nachbehandlungssystem zu reduzieren Method for urea deposits in a treatment system to reduce
02/23/2012DE102010039521A1 Exhaust gas purification device has exhaust pipe and bringing unit assigned to exhaust pipe, by which fluid is brought in exhaust pipe for purifying exhaust gas
02/23/2012DE102010039495A1 Reservoir for reducing agent, is connected with structural unit, which has holding plate with filter, filling level sensor and heater, where structural unit replaces jar with compensation elements
02/23/2012DE102010039481A1 Pollutant-reducing medium i.e. urea water solution, freezing point reduction method, for exhaust gas system of internal combustion engine of motor car, involves subjecting medium to pressure, which increases opposite to ambient pressure
02/23/2012DE102010035008A1 Harnstoffbehälter mit Ultraschallsensor Urea tank with ultrasonic sensor
02/23/2012DE102010035007A1 Verfahren und Vorrichtung zur Abgasbehandlung Method and apparatus for gas treatment
02/23/2012DE102010034983A1 Method for detecting current state of exhaust after-treatment system in e.g. motor car, involves determining measured variables in different frequency ranges to allow measuring device to provide conclusions about memory state
02/23/2012DE102010034709A1 Dosiereinheit für ein Reduktionsmittel Dosing unit for a reducing agent
02/23/2012DE102010034707A1 Method for operating exhaust gas treatment device of internal combustion engine of motor car, involves supplying reducing agent when level of storage unit lies below minimum level and exhaust gas mass flow lies in low load region
02/23/2012DE102010034705A1 Kompakte Abgasbehandlungseinheit mit Reaktionsmittelzugabe Compact gas treatment unit with reagent addition
02/23/2012DE102010027069B3 Harnstoff-Wasser-Lösung-Filtersystem Urea-water solution filtration system
02/23/2012DE10154261B4 Verfahren zur Bestimmung der Beladung eines Teilchenfilters im Abgasweg eines Motors Method for determining the loading of a particulate filter in the exhaust path of an engine
02/23/2012DE10103557B4 Verfahren und Vorrichtung zur Entschwefelung einer Katalysatoreinrichtung Method and device for desulfurization of a catalyst means
02/23/2012DE10038655B4 Luftkraftstoffverhältnisregelgerät für Brennkraftmaschinen Air-fuel ratio control apparatus for internal combustion engines
02/23/2012CA2806591A1 Method and devices for heating urea-containing materials in vehicle emission control system
02/22/2012EP2420656A2 Exhaust gas cleaning device, exhaust system, removal method
02/22/2012EP2420655A1 Exhaust purification device for internal combustion engine
02/22/2012EP2420309A1 A gas cleaning system having a gas flow rectifier
02/22/2012EP2419613A2 Exhaust gas treatment device
02/22/2012EP2419612A2 Hc-scr system for lean burn engines
02/22/2012EP2419611A2 System and process for storing an additive and injecting it into the exhaust gases of an engine
02/22/2012EP2419212A2 Multi-zoned catalyst compositions
02/22/2012EP2419211A1 Honeycomb catalyst substrate and method for producing same
02/22/2012EP2294294B1 Dosing system for a liquid medium, particularly a urea-water solution
02/22/2012EP2150690B1 Electrically heatable honey-comb structure having zones of increased resistance
02/22/2012EP2119491B1 Device for purification of exhaust gas
02/22/2012EP1896908B1 Method and apparatus for controlling a component by feed-forward closed-loop controller state modification
02/22/2012EP1837492B1 Exhaust emission control device regenerating system for internal combustion engine
02/22/2012EP1529929B1 Filter controller
02/22/2012EP1516381B1 Control for catalytic combustor
02/22/2012EP1106799B9 Exhaust emission control device of internal combustion engine
02/22/2012CN202148944U 摩托车消声器排气管 Motorcycle muffler exhaust pipe
02/22/2012CN202148941U Scr喷射系统中空气节流孔的防堵装置 Scr air-injection system attempts to prevent the orifice
02/22/2012CN202148940U 消声器双催化转化器安装结构 Dual catalytic converter muffler mounting structure
02/22/2012CN202148939U 改良型装载机消音系统 Improved Loader silencer system
02/22/2012CN102362052A Method for operating a reducing agent supply system
02/22/2012CN102362051A Vehicle control device and method of controlling vehicle
02/22/2012CN102362050A System for introducing fuels into the exhaust tract of a motor vehicle, and fuel vaporizer for the same
02/22/2012CN102362049A Multi-cylinder engine
02/22/2012CN102361691A Exhaust gas purifying catalyst for saddle type vehicle
02/22/2012CN102361680A Increased reductant decomposition reactor robustness through the use of a hydrolytic catalyst coating
02/22/2012CN102359412A Anti-reflux motorcycle exhaust device
02/22/2012CN102359410A Tail gas emission cooling device for explosion-proof diesel engine
02/22/2012CN101578436B 排气净化系统的故障诊断装置及排气净化系统的故障诊断方法 Fault diagnosis method of the fault diagnosis of the exhaust gas purification system and the exhaust gas purification apparatus of the system
02/22/2012CN101490396B 选择性催化还原的控制 Selective catalytic reduction control
02/22/2012CN101356347B 废热回收装置 Waste heat recovery unit
02/22/2012CN101349180B 车辆硬件的热检测和保护 Vehicle hardware thermal detection and protection
02/22/2012CN101324198B 无源二次空气消音器 Passive secondary air silencer
02/22/2012CN101249350B 蜂窝结构体及废气净化装置 The honeycomb structured body and the exhaust gas purifying device
02/21/2012US8118889 Catalytic reactor
02/21/2012US8118631 Outboard motor
02/21/2012US8118082 Heat exchanger in particular for exhaust coolers on internal combustion engines
02/21/2012US8117835 Gasket
02/21/2012US8117834 Exhaust purification device of internal combustion engine
02/21/2012US8117833 Method and system using a reduction catalyst to reduce nitrate oxide