| Patents for F01N 1 - Silencing apparatus characterised by method of silencing (8,998) |
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| 04/06/2011 | CN102007275A Tail pipe exhaust cooling device |
| 04/06/2011 | CN102003250A Muffler apparatus for vehicle |
| 04/05/2011 | US7918311 Muffler and engine exhaust apparatus |
| 04/05/2011 | US7918310 Noise attenuation device for reducing jet engine noise during testing |
| 03/31/2011 | WO2011036700A1 Exhaust pipe part and exhaust device for internal combustion engine |
| 03/31/2011 | WO2011036073A1 Helmholtz resonator for a gas turbine combustion chamber |
| 03/31/2011 | US20110073406 Acoustic Silencer |
| 03/31/2011 | US20110073405 Exhaust Component |
| 03/31/2011 | US20110072807 Combined Exhaust Gas Aftertreatment/Air Cleaner Dust and Ejector Unit |
| 03/31/2011 | US20110072801 Exhaust treatment system for internal combustion engine |
| 03/31/2011 | DE102009047809A1 Air inlet line for internal-combustion engine of motor vehicle, has hollow-resonators comprising resonance chambers that communicate with interior of line, where one of resonators intersperses resonance chamber of other hollow-resonator |
| 03/30/2011 | EP2302302A1 Helmholtz resonator for a gas turbine combustion chamber |
| 03/30/2011 | CN201779409U Ultra silent box body of gas-engine set |
| 03/30/2011 | CN201778893U Low-noise, quakeproof, dustproof and environmental-friendly diesel generator set |
| 03/30/2011 | CN201778882U Muffler for oil tank truck |
| 03/30/2011 | CN201778863U Muffler for loader |
| 03/30/2011 | CN201778862U Silencer of engine |
| 03/30/2011 | CN201778861U Flow around type silencer |
| 03/30/2011 | CN201778860U Fuel cell engine exhaust muffler |
| 03/30/2011 | CN201778859U Muffler for light vehicle |
| 03/30/2011 | CN101994543A Silencer for light car |
| 03/30/2011 | CN101446219B Carbon emission reduction muffler for vehicle |
| 03/29/2011 | US7913810 High-performance muffler assembly with multiple modes of operation |
| 03/29/2011 | US7913796 Exhaust system for motorcycle and motorcycle |
| 03/29/2011 | US7913489 Device for lowering tail pipe exhaust temperature |
| 03/24/2011 | US20110067387 Thermally Efficient Exhaust Treatment System for an Internal Combustion Engine |
| 03/24/2011 | DE112009000440T5 Schnappventil für Abgasanlage Snap valve for exhaust system |
| 03/23/2011 | EP2299072A1 Engine, vehicle, boat, and engine exhaust gas cleaning method |
| 03/23/2011 | CN201771578U 消声器 Muffler |
| 03/23/2011 | CN201771577U 换热式消声器 Heat muffler |
| 03/23/2011 | CN101988423A Configuration of muffler for combined swinging part |
| 03/23/2011 | CN101988406A Silencer provided on exhaust pipe of vehicle engine |
| 03/22/2011 | US7908844 Exhaust purification device of internal combustion engine |
| 03/22/2011 | CA2711881C Two-stroke lean-burn gas engine with a silencer/catalytic converter |
| 03/17/2011 | WO2011031555A2 Exhaust flow segregator and associated systems and methods |
| 03/17/2011 | WO2011030458A1 Exhaust muffler for multipurpose engine |
| 03/17/2011 | US20110061970 Accoustic attenuation device for an intake line of a combustion engine and intake line incorporating same |
| 03/17/2011 | US20110061969 Snap-Action Valve for Exhaust System |
| 03/17/2011 | US20110061967 Sound attentuator |
| 03/17/2011 | US20110061374 Exhaust gas treatment system |
| 03/17/2011 | US20110061369 Burner for a Diesel Aftertreatment System |
| 03/17/2011 | US20110061368 Particulate matter sensor and exhaust gas purifying apparatus |
| 03/16/2011 | CN201763425U Double-layer sound eliminator |
| 03/16/2011 | CN201763418U High altitude discharge silencing device |
| 03/16/2011 | CN201763417U Steam discharge muffler device |
| 03/16/2011 | CN201763416U Muffler used for motorcycle |
| 03/15/2011 | US7905322 Marine muffler with angularly disposed internal baffle |
| 03/15/2011 | US7905321 Inserts for engine exhaust systems |
| 03/15/2011 | US7905320 Exhaust system for saddle-ride type vehicle |
| 03/15/2011 | US7905319 Venturi muffler |
| 03/10/2011 | DE102009044791A1 Schalldämpfervorrichtung für ein Fahrzeug The noise suppressor device for a vehicle |
| 03/10/2011 | DE102009038822A1 Absorption silencer for motor vehicle, has housing with inner chamber, through which flow channel runs between inlet and outlet of housing |
| 03/09/2011 | EP2292967A2 Sound attenuating device |
| 03/09/2011 | CN201756992U Silencer for general-purpose engines |
| 03/09/2011 | CN101984229A Vehicle inner layer heat-insulation resistance compound silencer |
| 03/09/2011 | CN101984226A Automobile exhaust silencer |
| 03/09/2011 | CN101413415B Silencer |
| 03/03/2011 | WO2011024234A1 Exhaust device for internal combustion engine |
| 03/03/2011 | WO2011024231A1 Exhaust device for internal combustion engine |
| 03/03/2011 | WO2010135095A3 Snap action valve with inertia damper |
| 03/03/2011 | US20110048849 External cylinder and silencer provided with the external cylinder |
| 03/03/2011 | US20110048848 Muffler apparatus for vehicle |
| 03/03/2011 | US20110048847 Noise attenuation device for reducing noise attenuation in a jet engine test cell |
| 03/03/2011 | US20110047998 Exhaust system, a saddle riding type vehicle having the same, and a method of manufacturing and mounting an exhaust pipe |
| 03/03/2011 | US20110047996 Exhaust gas treatment apparatus with improved pressure pulse damping |
| 03/03/2011 | US20110047974 Exhaust flow segregator and associated systems and methods |
| 03/03/2011 | US20110047963 Exhaust processing device and manufacturing method thereof |
| 03/03/2011 | DE112009000884T5 Schalldämpfer für die Abgasleitung von Automobilen Silencer for the exhaust line of automobiles |
| 03/02/2011 | CN201753815U Three-way structure |
| 03/01/2011 | US7896130 Snap action valve with inertia damper |
| 03/01/2011 | US7896129 Sub-muffler |
| 03/01/2011 | US7896128 Auto-sensing, automatic adjusting exhaust baffle |
| 03/01/2011 | US7896127 Muffler unit for general-purpose engine |
| 03/01/2011 | US7896126 Methods and apparatus for sound suppression |
| 02/24/2011 | US20110042162 Device for reducing noise generated by an aircraft jet engine with curve ducts |
| 02/24/2011 | US20110041488 Exhaust system of internal combustion engine |
| 02/24/2011 | US20110041478 Exhaust Gas-Aftertreatment Device and Control Method Thereof |
| 02/23/2011 | EP2287452A1 Exhaust gas unit for a combustion engine |
| 02/23/2011 | EP2287451A1 Exhaust system and associated connection to an actuator |
| 02/23/2011 | CN101979246A Sheet member and manufacturing method thereof, exhaust gas treating apparatus and manufacturing method thereof, and silencing device |
| 02/22/2011 | US7891464 System and method for noise suppression |
| 02/22/2011 | US7891463 Active muffler |
| 02/17/2011 | US20110036082 Exhaust element comprising a static means for mixing an additive into the exhaust gases |
| 02/17/2011 | DE102009036559A1 Exhaust silencer closure device for exhaust silencer, comprises two concentrically arranged outlet openings, and base body, which is fastenable in area or before outlet openings |
| 02/16/2011 | EP2284373A1 Engine-containing package |
| 02/16/2011 | CN201750200U UPS (uninterrupted power supply) communicating, electricity generating and refrigerating machine set |
| 02/16/2011 | CN201747442U Novel exhaust muffler pipe |
| 02/16/2011 | CN201747441U Novel silencing exhaust pipe |
| 02/16/2011 | CN201747437U Flushable glass reinforced plastic muffler |
| 02/16/2011 | CN201747436U Muffler |
| 02/16/2011 | CN201747435U Muffler of resistance compound type water cooling type diesel engine generator set |
| 02/16/2011 | CN201747434U Dissipative and reactive composite muffler |
| 02/10/2011 | WO2011017390A1 Method of forming a muffler preform |
| 02/10/2011 | US20110030352 Two-stroke lean burn gas engine with a silencer/catalytic converter |
| 02/10/2011 | US20110030342 Exhaust Gas Control System and Exhaust Gas Control Method |
| 02/10/2011 | DE202010012100U1 Auspuff, Klappengehäuse und motorisiertes Fahrzeug Exhaust, valve body and motorized vehicle |
| 02/10/2011 | DE102009036264A1 Exhaust gas system for internal-combustion engine of motor vehicle, has electro-acoustic transducer generating sound in inner area of exhaust gas system for reduction of level of total sound radiated from exhaust gas system |
| 02/10/2011 | DE102009031243A1 Silencer device for reducing noise from exhaust system of internal-combustion engine of motor vehicle, has output filter and outlet nozzle arranged in direction of flow of exhaust gas, where device is formed in presilencer-free manner |
| 02/09/2011 | EP2282023A1 Exhaust system with active silencer |
| 02/09/2011 | CN201738992U Vehicle muffler structure |