| Patents for F01N 3 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust (61,059) |
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| 02/16/1999 | US5870891 Method for monitoring the supply of secondary air to the exhaust gas of an internal combustion engine |
| 02/11/1999 | DE19753206C1 Electrically heated exhaust gas catalyser for vehicle engines with woven ceramic mesh in a housing and heater wires |
| 02/11/1999 | DE19734198A1 Manufacturing method for exhaust gas catalyst |
| 02/10/1999 | EP0896149A2 Fuel combustion control system for engine |
| 02/10/1999 | EP0896142A2 Fuel combustion control system for engine |
| 02/10/1999 | EP0896141A2 Combustion and gas recirculation control in an internal-combustion engine |
| 02/10/1999 | EP0896137A2 Composite metal mesh and ceramic fibre exhaust gas sealing and support mounting device for use with catalytic converter systems |
| 02/10/1999 | EP0896136A2 Device for reactivating catalyst of engine |
| 02/10/1999 | EP0896135A2 Knitted wire mesh alignment separation and support ring for automotive catalytic converter systems |
| 02/10/1999 | EP0896134A2 Exhaust gas purifying system for engine |
| 02/10/1999 | EP0895803A2 System for exhaust gas purification |
| 02/10/1999 | EP0602238B1 Process for combustion of sulfur-containing, carbonaceous materials |
| 02/10/1999 | EP0559844B1 Palladium partial combustion catalysts and a process for using them |
| 02/09/1999 | US5869793 Oval shaped spark arresting muffler for engines |
| 02/09/1999 | US5869010 Processed vermiculite; flexible mat |
| 02/09/1999 | US5867983 Control system for internal combustion engine with enhancement of purification performance of catalytic converter |
| 02/09/1999 | US5867982 Excess of hydrogen is maintained essentially unburnt within catalytic converter so as to provide short light-off time for catalytic converter |
| 02/04/1999 | WO1999005403A1 Holding system for a carrier body in a protection tube |
| 02/04/1999 | WO1999005402A1 Exhaust gas control system for diesel engine exhaust gases |
| 02/04/1999 | WO1999005401A1 Exhaust cleaning arrangement for a diesel motor |
| 02/04/1999 | WO1999005400A1 Gas purification device |
| 02/04/1999 | DE19743302C1 Bubble jet pump injecting NOx reductant into diesel engine exhaust gases |
| 02/04/1999 | DE19731865A1 Abgasreinigungsanlage für das Abgas eines Dieselmotors Emission control system for the exhaust gas of a diesel engine |
| 02/03/1999 | EP0894962A2 Exhaust purification apparatus and method for internal combustion engines |
| 02/03/1999 | EP0894950A2 Exhaust emission control device and method for controlling an exhaust emission of an internal combustion engine |
| 02/03/1999 | EP0894949A2 Insert for silencers or catalysts |
| 02/03/1999 | EP0894523A1 Static mixer and exhaust duct for a combustion system |
| 02/03/1999 | CN1206628A Catalyst for car tail gas |
| 02/03/1999 | CN1206624A Waste gas denitration method and device thereof |
| 02/02/1999 | US5866860 Muffler having a pressure adjusting device |
| 02/02/1999 | US5866859 Spark arresting structure for a muffler having a catalytic converter |
| 02/02/1999 | US5866230 Extruded honeycomb body of ceramic and/or metallic material with increased flexibility |
| 02/02/1999 | US5866081 Deposited inner electrode for corona discharge pollutant destruction reactor |
| 02/02/1999 | US5866080 Enhanced efficiency |
| 02/02/1999 | US5866079 Ceramic honeycomb catalytic converter |
| 02/02/1999 | US5866077 Structure for supporting honeycomb unit of electrically-heated catalyst apparatus |
| 02/02/1999 | US5865864 Honeycomb body having channels of different flow resistance through which a fluid can flow and apparatus having the honeycomb body for cleaning exhaust gas |
| 02/02/1999 | US5865027 Device for determining the abnormal degree of deterioration of a catalyst |
| 01/28/1999 | WO1999004145A1 Device and method for reduction of harmful emissions from a combustion engine |
| 01/28/1999 | DE19731987A1 Halterung eines Trägerkörpers in einem Mantelrohr Holder of a carrier body in a tubular casing |
| 01/28/1999 | DE19731624A1 Reversible rich regeneration of nitrogen@ oxide absorption catalyst |
| 01/28/1999 | DE19731622A1 Secondary air supply system for treatment of internal combustion engine exhaust gas |
| 01/28/1999 | DE19731487A1 Honeycomb exhaust gas catalyst substrate in sheet metal, designed to resist vibration |
| 01/27/1999 | EP0893580A2 Exhaust management system control |
| 01/27/1999 | EP0893154A2 Process and apparatus for desulphating of NOx-traps for DI-Diesel engines |
| 01/27/1999 | EP0892887A1 Heat-resistant and regenerable filter body with flow paths |
| 01/27/1999 | EP0892668A1 Arrangement for decomposition of nitrogen oxides in a gas stream and the use thereof |
| 01/27/1999 | CN2305490Y High efficiency purifier for automobile tail gas |
| 01/27/1999 | CN1206450A Method and apparatus for cleaning exhaust gas and reducing noise by using high voltage electric field |
| 01/27/1999 | CN1206070A Exhaust gas cleaning apparatus and method for internal combustion engine |
| 01/26/1999 | US5863508 Catalytic reactor system |
| 01/26/1999 | US5863413 Supplying remotely generated hydroxy radicals to pre- or postcombustion gas flows for oxidation of exhaust gases within catalytic converter |
| 01/26/1999 | US5863311 Alternately arranged, longitudinally extending exhaust gas incoming and outgoing spacings defined between flat filter elements; nondeforming, vibration damping |
| 01/26/1999 | US5862590 Method of manufacturing catalytic converter for the purification of exhaust gas |
| 01/26/1999 | CA2182838C Exhaust structure of outboard motor |
| 01/21/1999 | WO1999002826A1 Modular silencer |
| 01/21/1999 | WO1999002825A1 Tank for a vehicle with a reduction-agent-operated exhaust fume purification system |
| 01/21/1999 | WO1999002263A1 Monolith |
| 01/21/1999 | DE19731926C1 Abgasreinigungsanlage für einen Dieselmotor Emission control system for a diesel engine |
| 01/21/1999 | DE19730510A1 Sulfur@ recovery in high yield from hydrogen sulfide- and sulfur di:oxide-containing gas |
| 01/20/1999 | EP0892163A2 Throttling individual cylinders while recirculating exhaust gas |
| 01/20/1999 | EP0892160A2 Internal combustion engine with engine cooling and secondary air supply system |
| 01/20/1999 | EP0892159A2 Exhaust gas cleaning apparatus and method for internal combustion engine |
| 01/20/1999 | EP0892158A2 Method and device to monitor the desulphurization of NOx storage catalytic converters |
| 01/20/1999 | EP0892157A2 Multi-cylinder turbocharged internal combustion engine with fuel injection |
| 01/20/1999 | EP0891806A2 Process and apparatus for regenerating a sulphur-trap |
| 01/20/1999 | EP0891473A1 AMMONIA INJECTION IN NOx CONTROL |
| 01/20/1999 | EP0891218A1 Soot filter |
| 01/20/1999 | EP0598785B1 Catalyst monitoring using ego sensors |
| 01/20/1999 | CN2304755Y Automotive oil saver for purifying exhaust gas |
| 01/20/1999 | CN2304754Y Device for filtering and treating automotive exhaust gas |
| 01/20/1999 | CN1205650A Filter or catalytic-converter device |
| 01/20/1999 | CN1205390A Motor vehicle tail gas purifying device |
| 01/19/1999 | US5861611 Electrically heatable honeycomb body and honeycomb unit comprising said honeycomb body |
| 01/19/1999 | US5860277 Method for monitoring the operating capability of a catalyzer in the exhaust duct of an internal combustion engine |
| 01/19/1999 | CA2145154C Method and apparatus for processing exhaust gas |
| 01/19/1999 | CA2039509C Heat-resistant metal monolith and manufacturing method therefor |
| 01/14/1999 | WO1999001656A1 Turbocharging systems for internal combustion engines |
| 01/14/1999 | WO1999001653A1 Motor vehicle exhaust catalyst regeneration |
| 01/14/1999 | WO1999001648A1 Alveolate catalyst and method for cleaning exhaust gas from an air excess-driven combustion engine |
| 01/14/1999 | WO1999001647A1 Alveolate catalyst and method for cleaning exhaust gas from an air excess-driven combustion engine |
| 01/14/1999 | WO1999001646A1 Exhaust gas conduction system and method for purifying exhaust gases from an excess air-operated internal combustion engine |
| 01/14/1999 | WO1999001216A1 Method for treating gases to reduce nitrogen oxide emissions using a catalytic composition based on silica and titanium oxide |
| 01/14/1999 | WO1999001205A1 METHOD AND DEVICE FOR SELECTIVE CATALYTIC NOx REDUCTION |
| 01/14/1999 | DE19825207A1 Use of silver-containing solid |
| 01/14/1999 | DE19745068C1 Two=stroke Diesel internal combustion engine |
| 01/14/1999 | DE19730015A1 Post-combustion flue gas catalyst |
| 01/14/1999 | DE19729563A1 Fluid valve with inlet and outlet duct |
| 01/14/1999 | DE19727268C1 Validation of reductant dosing unit for hot diesel exhaust gas selective catalytic reducer |
| 01/14/1999 | CA2295850A1 Method for treating gases to reduce nitrogen oxide emissions using a catalytic composition based on silica and titanium oxide |
| 01/13/1999 | EP0890724A2 Method for operating a combustion engine for protecting an exhaust gas processing device |
| 01/13/1999 | EP0890723A1 Method for controlling an internal combustion engine |
| 01/13/1999 | EP0890716A2 Method of operating an internal combustion engine with monitoring of the activity of the catalytic converter |
| 01/13/1999 | EP0890715A2 Motor vehicle with an internal combustion engine of V-type and catalytic converters |
| 01/13/1999 | EP0890714A2 Motor vehicle with an internal combustion engine and catalytic converter |
| 01/13/1999 | EP0890389A1 Solid material for adsorption and catalytic removal of nitrogen oxides |
| 01/13/1999 | EP0889768A1 Soldered metal honeycomb structures with spacers in the solder gaps and process and solder for its production |
| 01/12/1999 | US5857328 Exhaust manifold catalytic converter |
| 01/12/1999 | US5857327 Muffler for an internal combustion engine |
| 01/12/1999 | US5857326 Exhaust poison trap |