| Patents for F01N 3 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust (61,059) |
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| 04/04/1993 | WO1993007363A1 Device for purifying exhaust of internal combustion engine |
| 04/01/1993 | WO1993006347A1 Catalytic reactor and method of controlling emissions |
| 04/01/1993 | WO1993006346A1 Improved exhaust treatment system |
| 04/01/1993 | WO1993006059A1 Process for producing porous, through-flowable mouldings made of silicium carbide and diesel soot filtering element |
| 04/01/1993 | WO1993005862A1 Self-heating filter |
| 04/01/1993 | DE4231575A1 IC engine control with cold start projection for exhaust catalyser - uses secondary catalyser between main catalyser and engine to burn excess fuel during warm=up period. |
| 04/01/1993 | DE4132439A1 Abgaskatalysator Catalytic converter |
| 04/01/1993 | CA2119025A1 Process for producing porous, through-flowable mouldings made of silicium carbide and diesel soot filtering element |
| 03/31/1993 | CN1070450A Purification method of waste gas for internal-combustion engine and purifier |
| 03/31/1993 | CN1070352A Catalytic reduction of NOx using methane in presence of oxygen |
| 03/30/1993 | US5197282 Secondary air supply system for engine unit |
| 03/30/1993 | CA1315205C Catalyst support for catalytic reactors |
| 03/24/1993 | EP0533460A1 Exhaust gas purification apparatus for an internal combustion engine |
| 03/24/1993 | EP0532986A2 Electrically regenerable filter in candle form |
| 03/24/1993 | EP0532803A1 Four phase process for controlling emissions during cold start of internal combustion engine |
| 03/23/1993 | US5195881 Screw-type compressor/expander with valves at each axial end of rotors |
| 03/23/1993 | US5195607 Exhaust system for automotive engine |
| 03/23/1993 | US5195323 For an internal combustion engine |
| 03/23/1993 | US5195319 Bonded silicon carbide, diesel engine exhaust gas |
| 03/23/1993 | US5195318 Exhaust gas purifying device for an internal combustion engine |
| 03/23/1993 | US5195317 Filter regenerating apparatus for an internal combustion engine |
| 03/23/1993 | US5195316 Exhaust gas purifying device for an internal combustion engine |
| 03/18/1993 | WO1993005388A1 Antenna system for soot detecting apparatus |
| 03/18/1993 | WO1993005286A1 Method and system for cooling of an internal combustion engine |
| 03/18/1993 | WO1993005284A1 Temperature measurement and/or heating device and its use in a honeycombed body, in particular a catalyzer bearing body |
| 03/18/1993 | WO1993005283A1 Electric insulation of structures in a honeycombed body, in particular in a catalyzer bearing body that can be electrically heated |
| 03/18/1993 | WO1993004778A1 High-length monobloc honeycomb structure |
| 03/18/1993 | DE4230408A1 Nitrogen oxide(s) redn. in oxygen@-contg. exhaust gas - by hydrogen@ addn. and catalytic redn. |
| 03/18/1993 | DE4228267A1 Catalytic converter assembly for automotive gases - comprises inner mantle surrounding ribbed, flat, thin metal sheets as substrate, giving improved warm-up period efficiency |
| 03/18/1993 | DE4130630A1 Verfahren zur herstellung poroeser, durchstroembarer formkoerper aus siliciumcarbid und dieselruss-filterelement Process for the preparation of porous, flowed through formkoerper from siliciumcarbid and diesel soot-filter element |
| 03/18/1993 | CA2117078A1 Antenna system for soot detecting apparatus |
| 03/18/1993 | CA2051552A1 Four phase process for controlling emissions during cold start of internal combustion engine |
| 03/17/1993 | EP0532138A2 Electrode feed through |
| 03/17/1993 | EP0532044A1 Burner for a diesel engine exhaust particle filter |
| 03/17/1993 | EP0532031A1 Device for the thermal regeneration of diesel engine exhaust particle filters |
| 03/17/1993 | EP0532030A1 Device for removing particles out of the exhaust gases of diesel engines |
| 03/17/1993 | EP0531693A2 Exhaust system of an internal combustion engine |
| 03/17/1993 | EP0531367A1 Catalytic converter |
| 03/17/1993 | EP0531352A1 Catalytic converters |
| 03/16/1993 | US5194719 Strengthening and mounting slotted metal honeycomb structures |
| 03/16/1993 | US5194414 Shaping a honeycomb laminate of paper and fibers, heat treatment with superheated steam, impregnation and drying |
| 03/16/1993 | US5194229 Resistance heater, catalytic converter and method of operating catalytic converter |
| 03/16/1993 | US5194078 Corrugated honeycomb structure of fiberous ceramics |
| 03/16/1993 | US5193341 Arrangement for removing oxidizable or combustible particles from exhaust gases |
| 03/16/1993 | US5193340 Exhaust gas purifying system for internal combustion engine |
| 03/16/1993 | CA1314496C Ceramic honeycomb filter for purifying exhaust gases |
| 03/16/1993 | CA1314487C Method of and apparatus for reducing engine and smoke emissions |
| 03/14/1993 | CA2074586A1 Electrode feed through |
| 03/13/1993 | CA2078096A1 Device for removing particles from diesel engine exhaust gas |
| 03/13/1993 | CA2078018A1 Burner for diesel engine exhaust gas particle filter |
| 03/13/1993 | CA2078017A1 Device for the termal regeneration of particle filters for diesel engine exhaust gas |
| 03/11/1993 | DE4237184A1 Redn. of nitrogen oxide(s) in truck engine exhaust gases - comprises mixing hydrogen@ with exhaust gases contg. a specified excess of air |
| 03/11/1993 | DE4228384A1 Automotive catalytic converter, preventing emission of pulse-generated noises - has heat conducting circumferential corrugated inner sleeve at outlet of mantle rim |
| 03/11/1993 | DE4129894A1 Elektrische isolierung von strukturen in einem wabenkoerper, insbesondere einem elektrisch beheizbaren katalysator-traegerkoerper Electrical insulation of structures in a wabenkoerper, in particular an electrically heated catalyst-traegerkoerper |
| 03/11/1993 | DE4129824A1 Mfg. supporting structure for a catalytic converter - by winding metal layers into star or cross pattern and compressing to final shape in negative mould |
| 03/10/1993 | EP0530493A2 Silencer combined with catalytic converter for internal combustion engines and modular diaphragm elements for said silencer |
| 03/10/1993 | CN1069794A Internal combustion engine tail-gas water cooling, filtering, heating and evaporating circulation system |
| 03/09/1993 | US5192345 System and process for the purification treatment of smokes, dusts and exhaust gases after combustion |
| 03/09/1993 | US5191763 Device for controlling heating of catalyzer for purifying exhaust gas |
| 03/09/1993 | US5191762 System for detecting deterioration of a three-way catalyst of an internal combustion engine |
| 03/04/1993 | WO1993000503A3 Trap apparatus with tubular filter element |
| 03/04/1993 | DE4129216A1 Pre converter for internal combustion engine exhaust catalytic converter - has a hollow cylindrical catalyst support body with by=pass pipe to main converter and is highly efficient over short journeys |
| 03/04/1993 | DE4128823A1 Exhaust catalyst reserve capacity determn. during stationary running of engine - using lambda signals from oxygen@ probes |
| 03/04/1993 | DE4127577A1 High voltage generation system from vehicle electrical circuit for electrostatic soot precipitator - uses voltage regulator producing theoretical value for at least one current regulator regulating flow through precipitator |
| 03/03/1993 | EP0530017A2 Combination muffler and catalytic converter |
| 03/03/1993 | CN2127743Y Separated purifying and silencing apparatus for motorcycles |
| 03/02/1993 | US5190732 Metal carrier for catalytic exhaust for motor vehicles |
| 03/02/1993 | US5190571 Inorganic fibers, tunnels |
| 03/02/1993 | US5190010 Arrangement for regenerating a soot burn-off filter in the exhaust duct of an air-compressing fuel-injected internal-combustion engine |
| 03/02/1993 | US5189879 Exhaust gas line for an internal-combustion engine and its method of manufacture |
| 03/02/1993 | US5189878 Vehicular exhaust pollution reducer |
| 03/02/1993 | US5189877 Exhaust manifold air injector |
| 03/02/1993 | US5189876 Exhaust gas purification system for an internal combustion engine |
| 02/25/1993 | DE4127634A1 Exhaust gas system for IC engine with catalytic converter - has tube conducting cooling air which forms suction pump at tail pipe |
| 02/25/1993 | DE4127633A1 Multicylinder IC engine with catalytic converter - arrangement of one exhaust pipe inside another upstream of converter to conserve heat |
| 02/24/1993 | EP0528289A1 Device for catching and removing particulates for a diesel engine |
| 02/24/1993 | EP0527827A1 Optoelectronic device |
| 02/24/1993 | CN1069316A Automobile silencer with purifier |
| 02/23/1993 | US5188779 Production of ceramic honeycomb structural bodies |
| 02/23/1993 | US5188644 Filter, bag and method |
| 02/18/1993 | WO1993003358A1 Catalyst monitoring using ego sensors |
| 02/18/1993 | WO1993003263A1 Engine exhaust system |
| 02/18/1993 | WO1993003262A1 Particulate trap regeneration apparatus and method |
| 02/18/1993 | WO1993002792A1 Metal carrier for carrying catalyst and method of making said carrier |
| 02/18/1993 | CA2114787A1 Catalyst monitoring using ego sensors |
| 02/17/1993 | EP0527362A1 Method and device for reducing nitrogen oxide emissions from internal combustion engines |
| 02/17/1993 | EP0527349A1 Heating element for deodorization |
| 02/16/1993 | US5187142 Catalytic converter metal monolith |
| 02/16/1993 | US5186914 Process for removing NOx and SO2 utilizing activated carbon |
| 02/16/1993 | US5186906 Apparatus for mounting a honeycomb structure impregnated with a catalyst in a flow tube |
| 02/16/1993 | US5185998 Catalytic converter accessory apparatus |
| 02/10/1993 | EP0526984A1 Metallic catalyst support and production method thereof |
| 02/10/1993 | EP0526673A1 Exhaust muffler |
| 02/10/1993 | EP0526611A1 Mechanically strong catalyst saving nobel metals and a method for its preparation. |
| 02/10/1993 | EP0526591A1 Means for controlling exhaust temperature on a catalytically purified combustion engine. |
| 02/10/1993 | EP0526552A1 Process and device for removing particles from exhaust gases. |
| 02/10/1993 | EP0470113B1 Metallic catalyst support mounted in a separating wall |
| 02/09/1993 | US5185113 Slip-cast ceramic component and a process for its production |
| 02/09/1993 | US5185110 Method of producing porous ceramic filter, using cordierite composition including talc and silica powders |
| 02/09/1993 | US5184464 Noise and emmission control apparatus |