| Patents for F01N 3 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust (61,059) |
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| 01/20/1994 | DE4223096A1 Metal carrier with enlarged active surface area - with the carrier element in the form of thin corrugated strip, and used for exhaust gas catalysts |
| 01/20/1994 | CA2138983A1 Low nox cogeneration process and system |
| 01/19/1994 | EP0579415A1 Upstream heater for a catalyst |
| 01/19/1994 | EP0578772A1 Concentric-tube diesel particulate filter. |
| 01/19/1994 | EP0542805B1 Honeycomb body with channels having different cross-sectional dimensions, in particular catalyzer bearing body |
| 01/19/1994 | EP0541585B1 Electrically heated honeycomb body, in particular a catalytic converter body, with internal support structures |
| 01/19/1994 | EP0431105B1 Device for removing oxidizable or combustible particles from exhaust gases |
| 01/19/1994 | EP0379591B1 Exhaust smoke purifier apparatus |
| 01/19/1994 | CN1080976A Apparatus for catalytic exhaust gas cleaning |
| 01/18/1994 | US5279630 Soot filter for diesel engines |
| 01/18/1994 | US5279464 Comminuting metal containing and catalyst; separation |
| 01/18/1994 | US5279117 Exhaust pipe of an internal-combustion engine |
| 01/18/1994 | US5279116 Device for determining deterioration of a catalytic converter for an engine |
| 01/18/1994 | US5279115 Device for detecting the degree of deterioration of a catalyst |
| 01/18/1994 | US5279114 Apparatus for detecting deterioration of catalyst of internal combustion engine |
| 01/18/1994 | CA1326233C Hydrogen sulfide suppressing catalyst system using copper oxide |
| 01/13/1994 | DE4322736A1 Vehicle exhaust system with catalyser - has gas by=pass switched in when engine is in idle or cuts out |
| 01/12/1994 | EP0577853A1 Denitration device for exhaust gases of internal combustion motors |
| 01/12/1994 | EP0263183B1 NH3-Injection controller |
| 01/12/1994 | CN2152909Y Dust eliminating device |
| 01/12/1994 | CN1080605A Cooling unit in bicycle or tricycle |
| 01/12/1994 | CN1080560A A method and an installation for cleaning the exhaust gas leaving a large diesel engine |
| 01/11/1994 | US5278125 Support structure for an exhaust gas purifying catalyst |
| 01/11/1994 | US5277937 Shielding a portion of monolithic substrate and covering with a conductive material |
| 01/11/1994 | US5277026 Internal combustion engine exhaust system |
| 01/11/1994 | US5277025 Exhaust burner control |
| 01/06/1994 | WO1994000538A1 Process for combustion of sulfur-containing, carbonaceous materials |
| 01/06/1994 | WO1993020340A3 Methods and device for assessing the operatability of a catalytic converter |
| 01/05/1994 | EP0577543A1 Process and installation for purifying exhaust gases from a large diesel engine |
| 01/05/1994 | EP0577149A1 Method of purifying waste gases |
| 01/05/1994 | EP0577117A2 Process for preparing a catalyst |
| 01/05/1994 | DE4322341A1 Control system for catalyser in vehicle exhaust - monitors saturation of the gases through catalyser relative to changes in the fuel-air mixture |
| 01/05/1994 | DE4320880A1 Controlled air supply to catalyser in vehicle exhaust pipe - has heated and pumped airflow with control valve to restrict airflow during start-up |
| 01/05/1994 | DE4222087A1 Reduced emission air charging for diesel engine - has recycled exhaust gas line with particle filter located before exhaust turbine |
| 01/05/1994 | DE4221451A1 Exhaust gas catalytic denitrification for quantitative nitrogen oxide removal - by adding aq. soln. of ammonia, urea, ammonium salt or guanidine cpd., cooling and passing over supported iron, manganese or copper cpd. and/or sulphate, for diesel and lean burn petrol engine |
| 01/05/1994 | DE4220988A1 Catalytic exhaust gas cleaning device - has gap-sealing composite sleeve preventing insulation blowouts |
| 01/04/1994 | CA2012589C Extrusion die construction and its method of manufacture |
| 12/29/1993 | EP0576068A2 Combustion detection apparatus |
| 12/29/1993 | EP0526552B1 Process and device for removing particles from exhaust gases |
| 12/28/1993 | US5273949 Silica-stabilized alumina |
| 12/28/1993 | US5273724 Catalytic converter |
| 12/28/1993 | US5272876 Core element for catalytic converter |
| 12/28/1993 | US5272875 Catalytic converter for an internal combustion engine |
| 12/28/1993 | US5272874 Exhaust treatment system |
| 12/28/1993 | US5272873 Evaporative emission control system for internal combustion engines |
| 12/28/1993 | US5272872 Method and apparatus of on-board catalytic converter efficiency monitoring |
| 12/28/1993 | US5272871 Method and apparatus for reducing nitrogen oxides from internal combustion engine |
| 12/23/1993 | WO1993025806A1 Exhaust emission control system for internal combustion engine |
| 12/23/1993 | WO1993025805A1 Exhaust emission control system for internal combustion engine |
| 12/23/1993 | WO1993025804A1 Internal combustion engine exhaust control valve |
| 12/23/1993 | WO1993025339A1 Process and device for soldering a metallic honeycombed body |
| 12/23/1993 | DE4320509A1 Current supply circuitry esp. for motor vehicle - uses three=phase, pref. voltage-regulated, generator with additional transformer providing independent supply for, e.g. controlled warm=up of exhaust catalytic converter |
| 12/23/1993 | DE4239357C1 Thermal regeneration of particle filter - for filtering exhaust gas from diesel engine driving generator |
| 12/23/1993 | DE4219673A1 Automative catalytic converter corrugated and flat sheet metal substrate - where sheet metal substrates consist of elongated metal strips first drawn out then smoothed |
| 12/23/1993 | CA2137470A1 Internal combustion engine exhaust control valve |
| 12/22/1993 | EP0575038A1 Exhaust gas filter and method for making the same |
| 12/22/1993 | EP0570384A4 Back flushable filtration device and method of forming and using same |
| 12/21/1993 | US5271906 Exhaust emission control apparatus using catalytic converter with hydrocarbon absorbent |
| 12/21/1993 | US5271480 Device for protecting oxygen sensor of motocycle |
| 12/21/1993 | US5271477 Oxygen sensor layout |
| 12/21/1993 | US5271223 Exhaust gas purifying device of an engine |
| 12/21/1993 | US5271221 Integrated feedback controlled secondary air injection and egr |
| 12/16/1993 | DE4219433A1 Controlling computer based process control system - using monitoring and alarm system with deactivation of alarm after set period followed by restart and repeated number of times |
| 12/16/1993 | DE4219267A1 Secondary air inlet for IC engine emission control - has turbocharger driven by inlet airflow to power secondary airflow. |
| 12/16/1993 | DE4219219A1 Testing catalytically cleaned vehicle exhaust gas - directly displaying or storing in memory of measured values from fixed probe placed in exhaust flow downstream of catalyser. |
| 12/16/1993 | DE4218834A1 Exhaust system for vehicle IC engine - uses catalytic converter fed by two pipes of different cross=sections |
| 12/15/1993 | EP0574181A1 Internal combustion engine with secondary air circuit and exhaust gas recirculation circuit |
| 12/15/1993 | EP0574012A2 Exhaust gas catalytic purifier construction |
| 12/15/1993 | EP0573834A1 Catalytic converter having a metallic monolith mounted by a heat-insulating mat of refractory ceramic fibers |
| 12/15/1993 | EP0573672A1 Exhaust emission control device in internal combustion engine |
| 12/14/1993 | US5269140 Exhaust gas purifier for methanol-fueled engines |
| 12/14/1993 | CA1325183C Gas/liquid/solids separator |
| 12/14/1993 | CA1325174C Two stroke cycle internal combustion engines |
| 12/09/1993 | WO1993024745A1 Catalytic combustion engine exhaust gas purifier with additional air supply |
| 12/09/1993 | WO1993024744A2 Muffler with catalytic converter arrangement |
| 12/09/1993 | WO1993024230A1 Metal honeycomb support manufacturing method |
| 12/09/1993 | WO1993024207A1 Device for treating exhaust gas |
| 12/09/1993 | DE4218198A1 Catalyst housing for internal combustion engine exhaust system with improved shell reinforcement - allows easier insertion of catalyst carrier and avoids production of damaging in-use vibrations |
| 12/09/1993 | CA2137163A1 Muffler with catalytic converter arrangement |
| 12/08/1993 | EP0573343A1 Ferritic stainless steel sheets and foils and method for their production |
| 12/08/1993 | EP0573028A2 Combustion chamber, particularly for regenerating the particle filter in a motor vehicle exhaust device |
| 12/08/1993 | EP0572827A1 Heated cellular substrates |
| 12/08/1993 | EP0416027B1 Improved catalytic converter with screen enclosure holding pellets under tension |
| 12/08/1993 | CN2148825Y Antifouling and fireproof device for vehicle |
| 12/08/1993 | CN1079272A Secondary air supplying unit in motor bike |
| 12/07/1993 | US5267472 Method and arrangement for determining the performance loss of a catalyzer |
| 11/30/1993 | US5266755 Car silencer for absorbing sound and exhaust pollutants |
| 11/30/1993 | US5266753 Muffler for a fan, particularly for an internal combustion engine |
| 11/30/1993 | US5266279 Filter or catalyst body |
| 11/30/1993 | US5266278 Honeycomb heater having integrally formed electrodes and/or integrally sintered electrodes and method of manufacturing such honeycomb heater |
| 11/30/1993 | US5266083 Method for reducing pollution emissions from a diesel engine |
| 11/30/1993 | US5265693 Integrated traction control system |
| 11/30/1993 | US5265420 Exhaust system of a multi-cylinder reciprocating engine |
| 11/30/1993 | US5265419 Soot-particle filter for after-treatment of the exhaust gases of diesel engines |
| 11/30/1993 | US5265418 Management system for an internal combustion engine |
| 11/30/1993 | US5265416 On-board catalytic converter efficiency monitoring |
| 11/30/1993 | CA2030998C Exhaust gas purification system for an internal combustion engine using alcohol blended gasoline for fuel |
| 11/25/1993 | WO1993023657A1 Diesel particulate trap of perforated tubes having laterally offset cross-wound wraps of inorganic yarn |
| 11/25/1993 | WO1993023149A1 Catalytic regenerative thermal oxidizer |
| 11/25/1993 | WO1993023144A1 Particulate trap for purifying diesel engine exhaust gas |