| Patents for F01N 1 - Silencing apparatus characterised by method of silencing (8,998) |
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| 02/28/2007 | CN1922392A Exhaust gas purifying device for engine |
| 02/27/2007 | US7182172 Sound insulation system |
| 02/27/2007 | US7182171 Muffler with variable acoustic properties |
| 02/22/2007 | WO2007021330A2 Tubular acoustic silencer |
| 02/21/2007 | CN2871858Y Silencer for automobile |
| 02/21/2007 | CN1918381A Exhaust gas purifying device for engine |
| 02/16/2007 | CA2514906A1 Spring wire muffler core |
| 02/15/2007 | WO2007017317A1 Sound absorber for gas turbine installations |
| 02/15/2007 | WO2007016767A1 Variable sound muffler system |
| 02/15/2007 | DE202005015727U1 Sound damper for motor vehicle, has valve unit including tubular valve housing with tapered neck and base ring, and closure unit with externally running flange supported against spring and one of bearing rings |
| 02/15/2007 | DE19847150B4 Trägerkonstruktion für wärmeisolierendes und/oder schallabsorbierendes Material und Schalldämpferkulissenelement unter Verwendung derselben Support structure for heat insulating and / or sound-absorbing material and sound-damping element using the same |
| 02/15/2007 | DE102005036676A1 Schalldämpfer für die Abgasanlage eines Kraftfahrzeugs Silencer for the exhaust system of a motor vehicle |
| 02/14/2007 | EP1751406A1 Exhaust system for internal combustion engines |
| 02/14/2007 | EP1751363A2 Hybrid stent |
| 02/14/2007 | CN2869336Y Exhaust pipe silencer for internal combustion engine |
| 02/14/2007 | CN1914410A Exhaust gas purifier |
| 02/14/2007 | CN1300447C Muffler shell filling process, muffler filled with fibrous material and vacuum filling device |
| 02/13/2007 | US7174992 Muffler with secondary flow path |
| 02/13/2007 | US7174991 Muffler for internal combustion engine |
| 02/08/2007 | US20070029135 Muffler for the exhaust system of an automobile |
| 02/08/2007 | US20070029134 Dual-neck plane wave resonator |
| 02/08/2007 | US20070029133 Device for modulating noise in a motor vehicle |
| 02/08/2007 | DE102004040631B3 Flap arrangement, especially in exhaust gas system of internal combustion engine, has edge of flap merging into at least one deflecting surface which is inclined in flow direction of fluid |
| 02/07/2007 | EP1749989A1 Exhaust system and saddle-ride type vehicle |
| 02/07/2007 | EP1748860A2 Method for coupling a porous metal part to a metal casing, and valve seat and exhaust filter thereby obtained |
| 02/06/2007 | US7171747 Method for producing a honeycomb body, and a honeycomb body |
| 02/01/2007 | WO2007012414A1 Shunt resonator for an intake line |
| 02/01/2007 | US20070023230 Variable resonator |
| 02/01/2007 | US20070023225 Saddle-type vehicle |
| 02/01/2007 | US20070022748 Pressure regulating device for exhaust tube |
| 01/31/2007 | EP1748161A1 Engine exhaust treatment apparatus and engine driving type heat pump apparatus using the same |
| 01/31/2007 | EP1747353A2 Heat exchanger for internal combustion engines |
| 01/31/2007 | CN1904340A Engine exhaust treatment apparatus and engine driving type heat pump apparatus |
| 01/31/2007 | CN1903639A Rocking three-wheels vehicle |
| 01/24/2007 | EP1415073B1 Contraction limiter for a honeycomb body |
| 01/24/2007 | CN2861500Y Noise silencing sound-deadening box |
| 01/24/2007 | CN2861499Y Compound filtering muffler |
| 01/24/2007 | CN1902383A 消音器组件 Muffler assembly |
| 01/24/2007 | CN1296608C Waste discharge controlling system for engine |
| 01/24/2007 | CN1296607C Internal combustion engine waste gas purifying noise muffler |
| 01/23/2007 | US7165648 Method for containing an acoustical material within an assembly |
| 01/23/2007 | CA2363895C Air inlet and outlet silencer structures for turbine |
| 01/23/2007 | CA2297467C Flexible corrugated multilayer metal foil shields and method of making |
| 01/18/2007 | WO2007007503A1 Structure of hybrid vehicle |
| 01/18/2007 | WO2007006086A1 Method of and apparatus for exhausting internal combustion engines |
| 01/18/2007 | US20070012511 Vortex muffler |
| 01/18/2007 | US20070012510 Muffler outlet part for a motorcycle muffler |
| 01/18/2007 | US20070012509 Damping material resin compositions, damping materials, restraining-type damping members, and use thereof |
| 01/17/2007 | EP1744025A2 Saddle-type vehicle |
| 01/11/2007 | WO2007005424A1 Velocity control of exhaust valve actuation |
| 01/10/2007 | CN2856445Y Integrated noise damping device of small I.C. generating set |
| 01/10/2007 | CN2856435Y Autocar rear silencer assembly |
| 01/10/2007 | CN1294345C Exhauster of I.C. engine |
| 01/09/2007 | US7160162 Exhaust system for internal combustion engine of outboard motor |
| 01/09/2007 | US7159692 Silencer |
| 01/03/2007 | EP1739287A1 Method for actuating a selector element in an exhaust system for a vehicle |
| 01/02/2007 | US7156710 Exhaust system for small-sized boat |
| 01/02/2007 | US7156202 Method and apparatus for venting exhaust gas from an engine |
| 01/02/2007 | CA2315970C Exhaust muffler with stamp formed internal assembly |
| 12/28/2006 | WO2006137570A1 Silencer for fuel cell |
| 12/28/2006 | WO2006137506A2 Muffler unit for general-purpose engine |
| 12/28/2006 | DE112005000301T5 Verfahren und Vorrichtung zum Kühlen von Luft von Kompressoren Method and apparatus for cooling air compressors |
| 12/28/2006 | DE102005029083A1 Oil collecting housing for internal combustion engine has opening in which plug-in socket is fastened for retaining of regulating valve, such that electrical connection of regulating valve is formed outside of oil sump |
| 12/28/2006 | CA2807474A1 Muffler unit for general-purpose engine |
| 12/28/2006 | CA2607271A1 Muffler unit for general-purpose engine |
| 12/27/2006 | EP1736641A1 Silencer |
| 12/27/2006 | EP1440227B1 Filter composite and method for the production thereof |
| 12/27/2006 | CN1884801A Automobile exhaust muffler |
| 12/27/2006 | CN1884800A Muffler |
| 12/27/2006 | CN1884799A 汽车排气消声器 Automobile exhaust muffler |
| 12/21/2006 | US20060283661 Silencer |
| 12/21/2006 | US20060283660 Acoustic termination for a pressure monitoring system |
| 12/21/2006 | DE202006014137U1 Manually adjustable sound damping insert for varying exhaust system sound has upper plate with through opening(s) connected to lower adjustment plate by rivet or screw; lower plate has adjustment lever protruding out through upper plate |
| 12/20/2006 | EP1734260A2 Silencer for pneumatic drive |
| 12/20/2006 | CN2849498Y 锅炉烟筒消音器 Boiler chimney silencer |
| 12/20/2006 | CN2849175Y Noise reducer |
| 12/20/2006 | CN1880735A Exhaust pipe for engine |
| 12/14/2006 | WO2006133078A1 Air intake silencer assembly |
| 12/14/2006 | WO2006131660A1 Air circulating duct having sound absorption properties |
| 12/14/2006 | WO2006106251A3 Noise damper for exhaust line muffler |
| 12/13/2006 | CN2846834Y 气动杆消音控制阀 Pneumatic control valve stem silencer |
| 12/12/2006 | US7147082 Suction muffler for a reciprocating hermetic compressor |
| 12/12/2006 | CA2297463C Shaped multilayer metal foil shield structures and method of making |
| 12/07/2006 | US20060272888 Air intake silencer assembly |
| 12/07/2006 | US20060272887 Assembly and method for fan noise reduction from turbofan engines using dynamically adaptive Herschel-Quincke tubes |
| 12/07/2006 | DE202006014860U1 Valve for exhaust pipes in combustion engines comprises inflow pipe, outflow pipe(s), rotationally symmetrical ceramic closing part operated by force of exhaust gas and freely moving against counter force |
| 12/07/2006 | DE102005025288A1 Exhaust gas silencer for e.g. exhaust gas system of water-craft has transverse wall, which is interspersed by two, preferably three pipe lead-through for parallel exhaust gas stream for creating reflection silencer |
| 12/06/2006 | EP1727972A1 Muffler for exhaust systems of vehicles |
| 12/06/2006 | CN1873192A Filtering muffler for automobiles |
| 11/30/2006 | US20060266580 Muffler for an exhaust system and manufacturing method for same |
| 11/30/2006 | DE102005024831A1 Schalldämpfer für eine Abgasanlage und Herstellungsverfahren Silencer for an exhaust system and production method |
| 11/30/2006 | DE102005022161A1 Vorrichtung zum Schmieren von Komponenten eines Kraftfahrzeugs A device for the lubrication of components of a motor vehicle |
| 11/29/2006 | EP1726799A1 Exhaust system for vehicle |
| 11/29/2006 | EP1726794A1 Exhaust gas silencer and method of manufacturing |
| 11/29/2006 | EP1356193B1 Apparatus for improved noise attenuation in a dissipative internal combustion engine exhaust muffler |
| 11/29/2006 | CN2841977Y Automobile exhaust silencer device |
| 11/29/2006 | CN1871410A An internal combustion engine exhaust component and a method of making an internal combustion engine exhaust component |
| 11/23/2006 | WO2005103457A3 Method and apparatus for venting exhaust gas from an engine |
| 11/23/2006 | US20060260869 Muffler having fluid swirling vanes |
| 11/23/2006 | US20060260868 Exhaust flow rate control valve |