| Patents for F01N 1 - Silencing apparatus characterised by method of silencing (8,998) |
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| 03/06/2003 | US20030042070 Muffler shell filling process, muffler filled with fibrous material and vacuum filling device |
| 03/06/2003 | US20030041896 Method for distribution of gas, gas distributing device and silencer-catalyst system |
| 03/05/2003 | EP1288458A2 Method for distribution of gas, gas distributing device and silencer-catalyst system |
| 02/26/2003 | CN1102195C Silencing device for two-stroke engine |
| 02/20/2003 | WO2003014544A1 Contraction limiter for a honeycomb body |
| 02/20/2003 | US20030034201 Exhaust pipe for an automobile or a motorcycle |
| 02/20/2003 | DE10159487C1 Active sound damping device for automobile engine exhaust has counter sound generated by reciprocation of piston at constant ratio to engine revs |
| 02/18/2003 | US6520287 Methods and systems for low temperature cleaning of diesel exhaust and other incomplete combustion products of carbon-containing fuels |
| 02/18/2003 | US6520286 Silencer and a method of operating a vehicle |
| 02/18/2003 | US6520285 Audible tuning apparatus for a muffler |
| 02/13/2003 | WO2002036944A9 Turbogenerator exhaust silencer |
| 02/06/2003 | WO2002046585A3 Fluid stream pulse damper |
| 02/05/2003 | EP1280983A2 Exhaust pipe outlet |
| 02/05/2003 | EP1280966A1 Insulating preform |
| 02/05/2003 | CN1100959C Method and apapratus for making preforms from glass fiber strand material |
| 01/30/2003 | WO2003007682A2 Emission control device and method |
| 01/30/2003 | US20030019688 Exhaust muffler |
| 01/29/2003 | EP1278945A1 Automotive exhaust silencer system with variable damping characteristics |
| 01/29/2003 | CN2533270Y Silencer of engine |
| 01/29/2003 | CN1100199C Exhauster with catalytic agent |
| 01/28/2003 | US6510921 Muffler/exhaust extractor |
| 01/28/2003 | CA2205342C Automotive bumper and muffler combination |
| 01/23/2003 | WO2003006311A1 Marine muffler |
| 01/22/2003 | EP1276975A1 Improved marine engine silencer |
| 01/22/2003 | CN1099561C Refrigerator |
| 01/22/2003 | CN1099524C Low resistance and high efficiency silencer |
| 01/21/2003 | US6508991 Emission control device and method |
| 01/16/2003 | US20030013363 Exhaust structure for a jet propulsion watercraft |
| 01/16/2003 | US20030010024 Methods and systems for reducing or eliminating the production of pollutants during combustion of carbon-containing fuels |
| 01/15/2003 | CN2531110Y Impedance composite exhaust silencer for engine |
| 01/14/2003 | US6506086 Exhaust system for watercraft |
| 01/14/2003 | US6505706 Exhaust flow guide for jet noise reduction |
| 01/14/2003 | US6505466 Engine temperature control system |
| 01/09/2003 | WO2003002855A1 Combined catalytic muffler |
| 01/09/2003 | WO2003002852A2 Reverse flow catalytic muffler |
| 01/09/2003 | US20030005689 Personal watercraft |
| 01/09/2003 | US20030005688 Internal combustion engine exhaust system |
| 01/09/2003 | DE20216080U1 Insulation method for exhaust manifold and high performance muffler, comprising application of insulating material on outer surface |
| 01/08/2003 | CN1098407C Exhaust gas filter for car |
| 01/03/2003 | WO2002053884A3 Exhaust processing favourable to noise attenuation and clean emissions |
| 01/03/2003 | WO2002042233A3 High temperature glass fibers |
| 01/02/2003 | US20030003030 Reverse flow catalytic muffler |
| 01/02/2003 | US20030000208 Combined catalytic muffler |
| 01/02/2003 | EP1270883A2 Exhaust silencer |
| 01/02/2003 | EP1268989A1 A silencer containing one or more porous bodies |
| 12/31/2002 | US6499562 Muffler with variable sound-absorbing characteristics |
| 12/31/2002 | US6499561 Muffler for all terrain vehicle |
| 12/27/2002 | WO2002103188A1 Exhaust flow guide for jet noise reduction |
| 12/26/2002 | US20020197921 Idle exhaust system for outboard motor |
| 12/25/2002 | CN1097144C 消音装置 Silencer |
| 12/25/2002 | CN1097143C Device and method for sound reduction in transport system for gaseous medium and use of device in exhaust system for ships |
| 12/25/2002 | CN1097142C Silencer for two-wheel motorcycle |
| 12/19/2002 | WO2002101227A1 Silencer |
| 12/19/2002 | US20020189896 Exhaust flow guide for jet noise reduction |
| 12/17/2002 | US6494290 Noise suppressor with a bypass resonator |
| 12/14/2002 | CA2351218A1 Air brake silencer |
| 12/12/2002 | US20020185334 Vehicle muffler system |
| 12/11/2002 | EP1015753B1 Intake-exhaust manifold bridge noise attenuation system and method |
| 12/11/2002 | EP0876539B1 Soundabsorbing element and procedure for manufacture of this element and use of this element |
| 12/11/2002 | CN1384276A Exhaust silencer system of vehicle |
| 12/10/2002 | US6491557 Exhaust system for watercraft |
| 12/05/2002 | WO2001079665A3 Multiple-chambered exhaust muffler |
| 12/05/2002 | US20020182061 Air inlet and outlet silencer structures for turbine |
| 12/05/2002 | DE10219964A1 Damper for high frequency vibrations in IC engine turbocharger comprises corrugated sleeve, width of outer corrugations being less than that of inner corrugations |
| 12/05/2002 | DE10124235A1 Verfahren und Vorrichtung zur umfassenden Charakterisierung und Kontrolle des Abgases und der Regelung von Motoren, speziell von Verbrennungsmotoren, und von Komponenten der Abgasnachbehandlung Method and apparatus for the characterization and control of the exhaust gas and the control of motors, especially of internal combustion engines and aftertreatment components |
| 12/04/2002 | EP1262666A2 Air inlet and outlet silencer structures for turbine |
| 12/04/2002 | EP1262640A1 Exhaust line of an internal engine, especially diesel engine from utility vehicles such as trucks or buses, with an integrated device for treating an exhaust gas an attenuate noise |
| 12/04/2002 | EP1261805A1 Sound absorber for compressors |
| 12/04/2002 | CN2523958Y External silencer of engines |
| 12/04/2002 | CN2523957Y Four chamber exhaust silencer of engine |
| 11/28/2002 | WO2002095376A2 Method and device for the comprehensive characterisation and monitoring of exhaust gases and the regulation of engines in particular internal combustion engines and components for the treatment of exhaust gases |
| 11/28/2002 | US20020175022 Automotive exhaust silencer system with variable damping characteristics |
| 11/27/2002 | EP1260682A1 Exhaust line of an internal engine, especially diesel engine from utility vehicules such as trucks or buses, with an integrated device for treating an exhaust gas an attenuate noise |
| 11/27/2002 | CN1094992C Processing technology for stainless steel fiber material |
| 11/26/2002 | CA2082988C Excessive noise preventer |
| 11/21/2002 | WO2002060763A3 Fibrous material filled muffler and its filling |
| 11/21/2002 | DE10123360A1 Kombinierte Abgasnachbehandlungs-/Schalldämpfungsvorrichtung im Abgasstrang einer Brennkraftmaschine Combined exhaust-gas aftertreatment / sound-attenuation device in the exhaust system of an internal combustion engine |
| 11/21/2002 | DE10123359A1 Exhaust gas pipe used for a diesel engine of a commercial vehicle comprises a main silencer delimited by a front wall, a rear wall and a peripheral wall and divided into an inlet chamber and an outlet chamber |
| 11/21/2002 | DE10123358A1 Exhaust gas pipe used for a diesel engine of a commercial vehicle comprises a front silencer and a main silencer arranged in the exhaust gas line, and a device for depositing and oxidizing very fine particles from the exhaust gas |
| 11/20/2002 | EP1258606A2 Combination of an exhaust gas treatment device and a silencer in an exhaust gas line of an internal combustion engine |
| 11/20/2002 | CN2521401Y Diesel engine frequency shift noise silencer |
| 11/20/2002 | CN1380488A Exhaust noise controller for internal combustion engine |
| 11/14/2002 | US20020166719 Exhaust pipe and muffler for motorcycle that does not heat discolor |
| 11/14/2002 | DE10121582A1 Air supply unit for vehicle with pneumatic equipment has silencer with several chambers arranged in series with each connected to adjoining chamber through channels whose cross section widens out from first connection to second connection |
| 11/13/2002 | CN1379169A Exhaust system structure of automatic two wheeled motorcycle |
| 11/13/2002 | CN1094188C 用于空气调节器的压缩机排管消音器 Compressor for the air conditioner exhaust pipe muffler |
| 11/13/2002 | CN1094171C 一种加速排气的装置 An accelerated exhaust means |
| 11/07/2002 | US20020162703 Q-pack silencer |
| 11/07/2002 | DE10142360A1 Exhaust silencer box system for motor vehicles has casing inside of which is located pressure drop pipe with perforations in wall, and with vortex generating element located along considerable length of pressure drop pipe |
| 11/06/2002 | EP1255071A1 Device for attenuating sound in a circuit for gaseous fluid |
| 11/06/2002 | CN1093907C Muffler suitable for backpressure regulation |
| 10/31/2002 | US20020157941 Emission control device and method |
| 10/30/2002 | EP1253302A1 Exhaust silencer |
| 10/30/2002 | EP1252421A1 Exhaust gas system of an internal combustion engine |
| 10/30/2002 | CN1376858A Air leakage reflux device of internal combustion engines |
| 10/24/2002 | WO2002084084A1 Pneumatic hand tool exhaust muffler having inner and outer tubes |
| 10/24/2002 | WO2002084083A1 A muffler for automobile |
| 10/24/2002 | US20020153198 Apparatus for controlling exhaust gas in internal combustion engine |
| 10/24/2002 | US20020153197 Air turbine for combustion engine |
| 10/24/2002 | US20020153196 Exhaust pipe and muffler for motorcycle that does not heat discolor |