Patents
Sitemap › F01 - Machines or engines in general; Engine plants in general; Steam engines › F01N - Gas-flow silencers or exhaust apparatus for machines or engines in general; Gas-flow silencers or exhaust apparatus for internal-combustion engines › F01N 3 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
Patents for F01N 3 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust (61,059)
11/1999
11/04/1999WO1999055446A1 Process and apparatus for reducing the nitrogen oxide content in exhaust gases by the controlled addition of nh3
11/04/1999WO1999055445A1 Method and device for catalytic reduction of nitrogen oxides in the waste gas of a combustion facility
11/04/1999WO1999055443A1 Mechanical separator for stack effluents and related method for making same
11/04/1999DE19832979C1 Exhaust noise suppresser for motor vehicle
11/04/1999DE19819372A1 Verfahren zur Verminderung des Stickoxidgehaltes der Abgase eines Verbrennungsmotors A process for reducing the nitrogen oxide content of the exhaust gases of a combustion engine
11/04/1999DE19819202A1 Konischer Wabenkörper und Verfahren zu seiner Herstellung Conical honeycomb body and the process for its preparation
11/04/1999DE19819083A1 Exhaust gas catalyst with ceramic monolith
11/04/1999DE19817994A1 Verfahren und Vorrichtung zur Reinigung von Stickoxid (NO¶x¶) enthaltendem Abgas eines Verbrennungsmotors Method and device for purifying nitrogen oxide (NO¶x¶) -containing exhaust gas of an internal combustion engine
11/04/1999DE19817787A1 Verfahren und Vorrichtung zum Herstellen eines metallischen Wabenkörpers Method and apparatus for producing a metallic honeycomb body
11/04/1999DE19817650A1 Verfahren und Vorrichtung zur Regelung der Temperatur einer Abgasbehandlungsanordnung Method and apparatus for controlling the temperature of an exhaust gas treatment arrangement
11/03/1999EP0953742A2 Compression-ignition internal combustion engine having combustion heater
11/03/1999EP0953741A1 Catalytic converter and acoustic treatment apparatus of a dual flow exhaust line
11/03/1999EP0953740A1 Sound deadening and catalyst treating system
11/03/1999EP0953739A2 Exhaust gas treating process and device for an internal combustion engine equipped with a SCR-catalytic converter
11/03/1999EP0953738A2 Exhaust emission control system of internal combustion engine
11/03/1999EP0953737A1 Process and device for the local and controlled regeneration of a particles filter
11/03/1999EP0953376A1 Method to control the injection of hydrocarbons in the exhaust pipe of an internal combustion engine
11/03/1999EP0953375A2 Process for decreasing the nitrogen oxide content in combustion engine exhaust gases
11/03/1999EP0952881A1 Reactor gasifying engine particulates and unburned hydrocarbons
11/03/1999EP0865567B1 A single mode resonant cavity
11/03/1999EP0846221B1 Engine with cylinder deactivation
11/03/1999EP0680550B1 Method of operating an internal combustion engine
11/03/1999CN2346933Y 摩托车尾气净化器 Motorcycle exhaust purifiers
11/03/1999CN2346932Y Tail gas purifier of I. C. engine
11/03/1999CN1233992A Method for producing soldered metal honeycomb body
11/03/1999CN1233533A Process for coating of flow channels of honeycomb form catalystic converter carrier with dispersion coating
11/02/1999US5977017 Perovskite-type metal oxide compounds
11/02/1999US5976475 Reducing NOx emissions from an engine by temperature-controlled urea injection for selective catalytic reduction
11/02/1999US5976473 Catalytic converter configuration with two or multiple-line exhaust conduction
11/02/1999US5975046 Exhaust-gas temperature raising system for an in-cylinder injection type internal combustion engine
11/02/1999US5974794 Exhaust gas purification device for an internal combustion engine
11/02/1999US5974793 Exhaust gas purification device for an internal combustion engine
11/02/1999US5974792 Internal combustion engine control with fast exhaust catalyst warm-up
11/02/1999US5974791 Exhaust gas purification device for an internal combustion engine
11/02/1999US5974790 Catalytic converter decontamination method
11/02/1999US5974789 Method and device for decomposing nitrogen oxides in the exhaust gas of an internal combustion engine
11/02/1999US5974788 Method and apparatus for desulfating a nox trap
11/02/1999US5974787 Method for testing the functional capability of a catalytic converter with an oxygen sensor
11/02/1999US5974786 Adaptive time window to synchronize pre- and post-catalyst oxygen sensor switch counters
11/02/1999US5974785 Closed loop bias air/fuel ratio offset to enhance catalytic converter efficiency
11/02/1999US5974784 Insulative shield, particularly for automotive exhaust components
11/02/1999CA2060433C Control apparatus for speedily warming up catalyst in internal combustion engine
10/1999
10/28/1999WO1999054602A1 Method and device for producing a metallic honeycomb body
10/28/1999WO1999054601A1 METHOD AND DEVICE FOR PURIFYING EXHAUST GAS OF AN INTERNAL COMBUSTION ENGINE CONTAINING NITROGEN OXIDE (NOx)
10/28/1999DE19918909A1 Air fuel ratio control system for engine with oxidation- and nitrogen oxides storage catalysts
10/28/1999DE19918875A1 Air fuel ratio control system for lean burn engine with oxygen and nitrogen oxides storage catalysts
10/28/1999DE19907163A1 Exhaust gas heat exchanger
10/28/1999DE19818448A1 Catalytic reduction of nitrogen oxides in exhaust gases using judiciously dosed urea reductant
10/27/1999EP0952320A2 An NOx emission control device and method
10/27/1999EP0952319A2 Method and apparatus for temperature regulation of an exhaust gas treatment apparatus
10/27/1999EP0951931A1 Particles filter for gas
10/27/1999EP0951358A1 A metal foil having reduced permanent thermal expansion for use in a catalyst assembly, and a method of making the same
10/27/1999EP0951341A1 Method for the reduction of nitrogen oxides
10/27/1999EP0951340A1 Catalytic metal plate
10/27/1999EP0854978B1 Stationary internal combustion engine and process for operating it
10/27/1999EP0835230B1 Intumescent sheet material
10/27/1999EP0440604B2 Devices and method for cleaning gases
10/27/1999CN2345701Y Electronic regulated ternary catalytic purification device for motor vehicle
10/27/1999CN2345700Y Silencer for diesel engine
10/27/1999CN1233195A Barrier discharge conversion of SO2 and NOx to acids
10/26/1999US5972299 Catalytic member installed in an exhaust pipe of a motorcycle for converting exhaust toxic gases to nontoxic gases, liquid petroleum gas heating means including an air mixer, liquid petroleum gas tank, controller
10/26/1999US5972075 Purifier having filter element and a flow rate of preheated regeneration air supplied to the filter element adjusted in response to measured pressure difference of air upstream of filter; accuracy
10/26/1999US5971255 Process and apparatus for production of metallic honeycomb body for supporting catalyst
10/26/1999US5971097 Muffler for motor vehicles
10/26/1999US5970707 Exhaust gas purification device for an internal combustion engine
10/26/1999US5970706 Pulsed oxidation of carbon monoxide, hydrocarbon and nitrogen oxide gases; computer control; air pollution control
10/21/1999WO1999053176A1 Method for operating an internal combustion engine
10/21/1999DE19816482A1 Plate catalyst used for removing nitrogen oxides from waste gas produced from combustion plants
10/21/1999DE19816175A1 Verfahren zur Überprüfung der Funktionstüchtigkeit eines Stickoxid-Speicherkatalysators A method for checking the function of a nitrogen oxide storage catalytic converter
10/20/1999EP0950804A2 Exhaust gas purification system for internal combustion engine
10/20/1999EP0950803A2 Exhaust purification device for internal combustion engine
10/20/1999EP0950801A1 Process for detecting the deterioration of a nitrogen oxide adsorbing catalyst
10/20/1999EP0950800A2 Method and apparatus for treating an engine exhaust gas stream
10/20/1999EP0889768B1 Soldered metal honeycomb structures with spacers in the solder gaps and process and solder for its production
10/20/1999CN2344551Y New type tail gas cleaning muffler for car
10/20/1999CN1232526A Honeycombed body with heat insulated, preferably for exhaust gas catalyzer
10/20/1999CN1232133A Exhaust gas purifying device
10/20/1999CN1045818C Metal honeycomb body of intertwined sheet-metal layers and method for its production
10/19/1999US5969299 Exhaust system for vehicle
10/19/1999US5968464 Gasification of urea to ammonia and isocyanic acid; air pollution control; catalysis
10/19/1999US5968463 Zeolite with rhodium and metals, ion exchanging with rare earth ions for catalysts
10/19/1999US5968456 Thermoelectric catalytic power generator with preheat
10/19/1999US5967113 Exhaust-gas temperature raising system for an in-cylinder injection type internal combustion engine
10/19/1999US5966931 Power supply control system for an electrically heated catalytic converter
10/19/1999US5966929 In-line exhaust system for a transverse mounted v-engine
10/19/1999US5966928 Particulate incinerating method and mechanism for exhaust black smoke removing system
10/19/1999CA2156473C Exhaust emission control device
10/14/1999WO1999051862A1 Exhaust emission particulate remover and exhaust emission control device
10/14/1999WO1999051861A2 Motor vehicle exhaust system
10/14/1999WO1999051346A1 Catalytically active structure
10/14/1999WO1999041492A3 Dosing system
10/14/1999DE19916435A1 Exhaust gas treatment apparatus for e.g. an internal combustion engine
10/14/1999DE19914787A1 Exhaust gas purification system for an I.C. engine
10/14/1999DE19905525A1 Metal catalyst carrier production for purifying exhaust gases
10/14/1999DE19851811A1 Fuel injection control system for internal combustion engine
10/14/1999DE19844082C1 Regeneration of a nitrogen oxides storage catalyst used with lean burn engine
10/14/1999DE19830235C1 Equipment preventing formation of visible cloud of soot particles from diesel engines
10/14/1999DE19826831A1 Reduction of noxious petrol and diesel engine exhaust gas emissions
10/14/1999DE19816323C1 Catalytic reduction of nitrogen oxides in vehicle exhaust gas
10/14/1999DE19816276A1 Verfahren zum Betreiben einer Brennkraftmaschine A method of operating an internal combustion engine
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