| Patents for F01N 1 - Silencing apparatus characterised by method of silencing (8,998) |
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| 08/13/2008 | CN201100158Y Micro-adjusted car and engine vent pipe muffle structure |
| 08/13/2008 | CN201100157Y Single jar diesel engine energy-saving dust accumulation and gas discharge muffler |
| 08/13/2008 | CN101240733A Exhaust system for motorcycle and motorcycle |
| 08/12/2008 | US7409824 Exhaust control system for motorcycle |
| 08/07/2008 | US20080185219 Exhaust Silencer for Microturbines |
| 08/07/2008 | US20080185218 Noise Eliminator For Fuel Cell |
| 08/06/2008 | EP1953354A1 Exhaust silencer |
| 08/06/2008 | EP1751363A4 Hybrid stent |
| 08/05/2008 | US7407036 Muffler for compact combustion engines |
| 07/31/2008 | WO2008091664A1 Noise reduction in a system |
| 07/31/2008 | US20080181831 Sheet member and manufacturing method thereof, exhaust gas treating apparatus and manufacturing method thereof, and silencing device |
| 07/31/2008 | US20080179135 Low-noise machine package |
| 07/31/2008 | US20080179134 Methods and Apparatus For Reducing the Noise Level Outputted by Oil Separator |
| 07/31/2008 | US20080179133 Sound dampening passage and surface cleaning apparatus with same |
| 07/31/2008 | US20080178566 Sheet member, forming method of the same, exhaust gas treatment apparatus, and muffling apparatus |
| 07/31/2008 | DE10212050B4 Nachschalldämpfer Silencer |
| 07/30/2008 | CN201092874Y Engine silencer |
| 07/29/2008 | US7404934 Shaped bodies in the housing of metallic fiber composite are used for diversion, particulate retention and muffling |
| 07/29/2008 | US7404748 Exhaust system |
| 07/24/2008 | WO2008087023A1 Device for damping noise generated by exhaust air |
| 07/23/2008 | CN201090277Y Swinging vent pipe construction of double-expansion space |
| 07/23/2008 | CN201090272Y Automobile exhaust silencer |
| 07/23/2008 | CN201090271Y Motorcycle silencer |
| 07/23/2008 | CN201090270Y Gap type composite silencer |
| 07/23/2008 | CN201090269Y Diaphragm type gap type silencer |
| 07/23/2008 | CN201090268Y Vacuum generator silencing device |
| 07/22/2008 | CA2442687C Pneumatic hand tool exhaust muffler having inner and outer tubes |
| 07/17/2008 | WO2008085075A1 Method for increasing the fuel combustion efficiency of an internal combustion engine and a device for carrying out said method |
| 07/17/2008 | WO2008084782A1 Pulsation absorbing device and muffler |
| 07/17/2008 | US20080168767 Exhaust device in combustion engine, and motorcycle therewith |
| 07/17/2008 | DE102007060713A1 Brennstoffzellenabgassystem Fuel cell exhaust system |
| 07/16/2008 | CN201087733Y Automobile exhaustion silencer |
| 07/15/2008 | US7399452 Meander-type catalytic converter |
| 07/10/2008 | US20080164092 Silencer with fin outlet |
| 07/10/2008 | US20080164081 Structure of Hybrid Vehicle |
| 07/09/2008 | CN101218419A Method of and apparatus for exhausting internal combustion engines |
| 07/09/2008 | CN101218118A Structure of hybrid vehicle |
| 07/03/2008 | WO2008079085A1 Container device adapted to be arranged in an exhaust system of a combustion engine |
| 07/03/2008 | WO2008079056A1 Exhaust muffler comprising a catalytic converter |
| 07/03/2008 | DE112006002086T5 Röhrenförmiger Schalldämpfer Tubular silencer |
| 07/03/2008 | DE102006061564A1 Sound influencing method for use in vehicle, involves generating sound-influencing signal based on detected sound emission of sound damper in exhaust gas system, and generating sound influencing signal depending on operating mode of engine |
| 07/02/2008 | EP1939416A1 Variable geometry muffler fo an exhaust system of an internal combustion engine |
| 07/02/2008 | EP1939415A1 Exhaust system |
| 07/02/2008 | CN101210506A Sound influencing method depending on operating mode |
| 07/02/2008 | CN100398790C Exhaust gas purifier |
| 07/02/2008 | CN100398788C Silencer for automobile with IC engine |
| 06/26/2008 | WO2008076352A1 Binder for preforms in silencers |
| 06/26/2008 | WO2008074414A1 Exhaust pipe for an exhaust system of an internal combustion engine |
| 06/25/2008 | CN201078255Y Silencing sleeve |
| 06/25/2008 | CN201078254Y Environmental protection wind gun silencer muffler |
| 06/25/2008 | CN201078253Y Soundproofing exhaust device of pneumatic tools |
| 06/25/2008 | CN101205821A Method for influencing sound |
| 06/25/2008 | CN100397483C Noise reducing device |
| 06/25/2008 | CN100396894C Sectional dynamic machine-oil pressure fault inspecting system of engine |
| 06/24/2008 | US7389853 Muffler for an engine |
| 06/24/2008 | US7389852 Integrated heat exchanger and muffler unit |
| 06/24/2008 | US7389707 Starter with one-way clutch for cranking internal combustion engine |
| 06/19/2008 | WO2008073137A1 Long fiber thermoplastic composite muffler system with integrated reflective chamber |
| 06/19/2008 | US20080142295 Binder for preforms in silencers |
| 06/19/2008 | US20080142294 Noise control system using smart materials |
| 06/19/2008 | DE102006059351A1 Verfahren zur Schallbeeinflussung A method for influencing sound |
| 06/19/2008 | DE102006058074A1 Fresh gas system for internal combustion engine, especially in motor vehicle, has high pressure side downstream of charger coupled to low pressure side upstream of charger for gas-tight transfer of pressure pulsations in fresh gas |
| 06/18/2008 | EP1395743B9 Silencer |
| 06/18/2008 | CN201074537Y Silencer |
| 06/18/2008 | CN101203663A Muffler of general-purpose engine |
| 06/18/2008 | CN100395436C Exhaust device for a motorcycle |
| 06/17/2008 | US7387188 Sound absorber |
| 06/12/2008 | US20080135331 Exhaust muffler |
| 06/12/2008 | US20080135330 Sonic Coupling Between An Intake Tract Or Engine Compartment And The Interior Of A Motor Vehicle |
| 06/12/2008 | US20080135328 Noise reduction device |
| 06/12/2008 | US20080135010 Intake assembly having helmholtz resonators |
| 06/12/2008 | US20080134997 Engine-driven work machine |
| 06/12/2008 | DE102006057508A1 Exhaust gas muffler for motor vehicle, has chamber for soundproofing, where inlet pipe rises up in interior of chamber and provided with through opening for exhaust discharge, where discharge pipe has another through opening |
| 06/11/2008 | EP1929135A1 Muffler assembly and method for assembling a muffler |
| 06/11/2008 | EP1929132A1 Exhaust silencer |
| 06/11/2008 | CN101198773A Velocity control of exhaust valve actuation |
| 06/10/2008 | US7384609 Pre-converter device for cleaning exhaust gas for an internal combustion engine |
| 06/10/2008 | US7383919 Rotatable propeller driven engine exhaust system |
| 06/10/2008 | US7383912 Exhaust pipe structure |
| 06/05/2008 | US20080127641 Exhaust system |
| 06/04/2008 | CN201068811Y Vortex type silencer |
| 06/04/2008 | CN100392215C 前消声器 Front muffler |
| 06/03/2008 | US7381032 Hermetic compressor and freezing air-conditioning system |
| 06/03/2008 | US7380639 Backpressure reducing exhaust system with stationary blade structure |
| 06/03/2008 | US7380638 Exhaust noise control for motorcycles |
| 06/03/2008 | US7380637 Exhaust-gas muffler |
| 06/03/2008 | US7380636 Noise reducing equipment |
| 06/03/2008 | US7380635 Interference-based exhaust noise attenuation |
| 06/03/2008 | US7380397 Automobile exhaust pipe assembly |
| 05/29/2008 | US20080121460 Sheet-metal-type part |
| 05/28/2008 | CN101189415A Air intake silencer |
| 05/28/2008 | CN100390381C Filter assembly, process for producing the filter assembly |
| 05/27/2008 | US7377359 Device for modulating noise in a motor vehicle |
| 05/22/2008 | US20080116004 Motorcycle Exhaust System and Motorcycle Provided with Exhaust System |
| 05/21/2008 | EP1518044B1 Valve member for an auxiliary control valve device |
| 05/21/2008 | CN101183815A Exhaust silencing system for static generator set |
| 05/21/2008 | CN100389246C Rotary air-flow noise-reducing silencer |
| 05/20/2008 | US7374017 Exhaust system baffling apparatus |
| 05/20/2008 | US7374016 Muffler device |
| 05/15/2008 | US20080110694 Baffle assembly |