| Patents for F01N 1 - Silencing apparatus characterised by method of silencing (8,998) |
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| 07/31/2002 | EP1226340A1 Silencer |
| 07/31/2002 | EP1226339A2 A silencer |
| 07/31/2002 | EP0704116B1 Piezoelectric driven flow modulator |
| 07/31/2002 | CN2503208Y Air inlet silencing apapratus |
| 07/31/2002 | CN1361345A Power-saving low-noise pneumatic rock drill |
| 07/31/2002 | CN1088500C Exhaust apparatus of vehicles |
| 07/30/2002 | US6425742 Discharge silencer provided with drain recovering function |
| 07/30/2002 | US6425412 Dual spring exhaust valve linkage assembly |
| 07/25/2002 | WO2002057616A1 Silencer with a plurality of resonance chambers |
| 07/25/2002 | WO2002057604A1 Exhaust emission control device of internal combustion engine |
| 07/25/2002 | US20020096393 Turbogenerator exhaust silencer |
| 07/25/2002 | US20020096392 Spark arresting muffler with exhaust path parallel to muffler centerline |
| 07/25/2002 | US20020096385 Exhaust system for vehicular two-cylinder engine |
| 07/25/2002 | DE10145591A1 Schalldämpfer eines Verdichters Silencer of a compressor |
| 07/25/2002 | DE10102040A1 Silencer, for a motor exhaust or turbo charger air intake, has a hollow body at the component to be suppressed containing a number of parallel Helmholtz resonators |
| 07/25/2002 | DE10062472C1 Abgas-System eines Kraftfahrzeuges Exhaust system of a motor vehicle |
| 07/24/2002 | CN1360139A Purifying system for high power output and low-temp tail gas discharge of IC engine |
| 07/24/2002 | CN1359768A Device for making honeycomb structure of waste gas exhausting controlling means |
| 07/23/2002 | US6422338 Exhaust gas muffler for internal combustion engines |
| 07/23/2002 | US6422007 Exhaust system |
| 07/18/2002 | US20020094731 Exhaust system for watercraft |
| 07/18/2002 | DE10200669A1 Motorauspuffsystem Engine Exhaust System |
| 07/18/2002 | DE10200668A1 Motorauspufftopf-und verfahren zur Herstellung desselben Engine muffler and process for producing the same |
| 07/17/2002 | EP1222405A1 Improved assembly of orifice chambers |
| 07/17/2002 | CN2500814Y Locomotive exhaust pipe |
| 07/17/2002 | CN1087809C Vehicular silencer |
| 07/11/2002 | WO2002053884A2 Exhaust processing favourable to noise attenuation and clean emissions |
| 07/11/2002 | WO2002053883A1 Exhaust gas flow control valve |
| 07/11/2002 | WO2002002915A8 Muffler with energy gaining apparatus |
| 07/11/2002 | WO2000052312A9 Multi-chambered muffler |
| 07/11/2002 | US20020090305 Muffler of compressor |
| 07/11/2002 | US20020088667 Engine muffler and method of manufacturing the same |
| 07/11/2002 | US20020088666 Muffler and spark arrester |
| 07/11/2002 | DE10065655A1 Combustion unit comprises a substantially horizontal flue gas pipe which passes through a housing filled with a sound insulating material, and is provided with a plurality of openings |
| 07/10/2002 | CN2499583Y Foam sponge sound absorption board with corrugation |
| 07/10/2002 | CN2499582Y Silencer for steam and air discharge |
| 07/09/2002 | US6415889 Stamped-formed muffler apparatus and assembly process |
| 07/09/2002 | US6415888 Muffler |
| 07/09/2002 | US6415887 Refractive wave muffler |
| 07/09/2002 | US6415747 Two stroke, multiple cylinder engine for small vehicle |
| 07/05/2002 | CA2368685A1 Muffler and spark arrester |
| 07/04/2002 | US20020083703 Manifold arrangement for exhaust systems |
| 07/03/2002 | CN2498343Y Heat exchanging silencer of automobile |
| 07/03/2002 | CN2498342Y Multi-pipe composite silencer |
| 07/03/2002 | CN2498341Y Bellow bypassed composite silencer |
| 07/02/2002 | US6412596 Process for filling a muffler and muffler filled with fibrous material |
| 06/27/2002 | WO2002050420A1 Device for soundproofing a gas stream |
| 06/27/2002 | WO2002050407A1 Method and apparatus for improved noise attenuation in a dissipative internal combustion engine exhaust muffler |
| 06/27/2002 | WO2002006643A3 A multiple layer fiber filled sound absorber and a method of manufacturing the same |
| 06/27/2002 | US20020079162 Bumper/muffler assembly |
| 06/27/2002 | US20020079161 Muffler insert |
| 06/27/2002 | US20020079160 Motor vehicle muffler |
| 06/27/2002 | DE10060522A1 Abgas-Schalldämpfer für ein brennstoffbetriebenes Heizgerät Exhaust muffler for a fuel-driven heater |
| 06/26/2002 | EP1217184A1 Sound absorbing material, muffler using the sound absorbing material, and method for forming sound absorbing layer thereof |
| 06/25/2002 | US6408980 Exhaust pipe and muffler for motorcycle that does not heat discolor |
| 06/20/2002 | DE10146507A1 Schalldämpfer für einen Motor Muffler for an engine |
| 06/19/2002 | EP1215372A2 Exhaust system of a motor vehicle |
| 06/19/2002 | EP1214503A1 Two-stroke internal combustion engine |
| 06/19/2002 | CN1354821A Muffler for internal combustion engine |
| 06/18/2002 | US6405825 Noise absorption blade mounting structure for working vehicles |
| 06/18/2002 | CA2327432A1 Coherent air management system |
| 06/13/2002 | WO2002046585A2 Fluid stream pulse damper |
| 06/13/2002 | US20020070076 Sound absorbing material, muffler using the sound absorbing material, and method for forming sound absorbing layer thereof |
| 06/13/2002 | US20020070075 Silencing apparatus, notably for a turbo engine |
| 06/13/2002 | US20020069922 Fluid stream pulse damper |
| 06/06/2002 | WO2002027159A3 Muffler assembly of a motor vehicle having a variable damping characteristic |
| 06/06/2002 | US20020066619 Exhaust muffler for a fuel-operated heating device |
| 06/06/2002 | DE10104835C1 Automobile IC engine exhaust gas cooler has longitudinal partition wall between entry and exit chambers provided with overflow openings for exhaust gas |
| 06/04/2002 | US6398520 Discharge muffler of a hermetic rotary compressor |
| 05/30/2002 | WO2002042233A2 High temperature glass fibers |
| 05/30/2002 | CA2426637A1 High temperature glass fibers |
| 05/29/2002 | EP1209348A1 Silencing device, particularly for turbocharged engine |
| 05/29/2002 | CN1351223A Torch silencer |
| 05/28/2002 | US6394226 Method for manufacturing an intake muffler particularly for compression circuit for refrigeration systems and the like |
| 05/28/2002 | US6394225 Muffler structure |
| 05/28/2002 | US6393835 Exhaust muffler comprising a catalytic converter |
| 05/23/2002 | US20020061689 Exhaust system for watercraft |
| 05/23/2002 | US20020061110 Actively-controlled sound absorption panel system using movement-controlled reflective plate |
| 05/23/2002 | DE10120974C1 Silencer, for exhaust gas, has bath-shaped self-bearing metal bottom part, outflow tube and plastic cover sealing off bottom part |
| 05/21/2002 | US6390132 Fluid stream pulse damper |
| 05/16/2002 | WO2002038419A1 Bumper/muffler assembly |
| 05/16/2002 | DE10152413A1 Abgasanlage für ein Motorrad Exhaust system for a motorcycle |
| 05/15/2002 | EP1205645A1 Refractive wave muffler |
| 05/15/2002 | CN1349041A Device for recovering heat energy from waste gas from engine |
| 05/14/2002 | US6386317 Sound-absorbing duct structure |
| 05/14/2002 | US6385967 Exhaust pipe for motor vehicle muffler |
| 05/14/2002 | CA2361784A1 Refractive wave muffler |
| 05/10/2002 | WO2002037468A1 Preventing oscillations in flow systems |
| 05/10/2002 | WO2002036944A1 Turbogenerator exhaust silencer |
| 05/10/2002 | WO2002036942A1 Muffler for internal combustion engine |
| 05/07/2002 | US6382349 High-performance muffler |
| 05/07/2002 | US6382348 Twin muffler |
| 05/07/2002 | US6382347 Exhaust muffler for an internal combustion engine |
| 05/02/2002 | US20020050419 Exhaust pipe and muffler for motorcycle that does not heat discolor |
| 05/02/2002 | US20020050418 Sound attenuating device |
| 05/02/2002 | US20020050415 Exhaust system of motorcycle |
| 05/02/2002 | EP1201906A2 Exhaust heat energy recovery system for internal combustion engine |
| 05/02/2002 | EP1200177A2 System for neutralising polluting gases by pyrolysis |
| 05/01/2002 | CN1346956A Refrigerator |
| 04/25/2002 | WO2002033230A1 System and method for phased noise attenuation |