| Patents for F01N 1 - Silencing apparatus characterised by method of silencing (8,998) |
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| 03/14/2012 | CN202165141U 发电机组用阻抗复合式低噪音消音器 Generator impedance and low noise silencer compound |
| 03/14/2012 | CN202165140U 用于摩托车消声筒内消声室的分隔机构 Anechoic chamber for motorcycle muffler cylinder separated institutions |
| 03/14/2012 | CN202165139U 一种微型面包车用消声器 A miniature van with a muffler |
| 03/14/2012 | CN101537882B Exhaust system for small watercraft |
| 03/13/2012 | US8132645 Attenuation device particularly pulsation attenuator |
| 03/13/2012 | US8132552 Intake duct |
| 03/13/2012 | CA2449469C Exhaust flow guide for jet noise reduction |
| 03/08/2012 | WO2012030222A1 Exhaust, valve housing, motorized vehicle, and method of mounting |
| 03/08/2012 | US20120055736 Muffler for vehicle |
| 03/08/2012 | US20120055735 Acoustic Attenuation Method Based on Acoustic Ray Deflection Theory and a Muffler |
| 03/08/2012 | US20120055734 Exhaust flow control device for exhaust muffler |
| 03/08/2012 | DE102010060554A1 Schalldämpfer für ein Fahrzeug Silencer for a vehicle |
| 03/07/2012 | CN202157853U 用于摩托车净化尾气的排气管 Motorcycle exhaust pipe for exhaust gas purification |
| 03/07/2012 | CN202157843U 一种排气净化消声器 An exhaust gas purification muffler |
| 03/07/2012 | CN202157842U 一种柴油车消声器 One kind of diesel muffler |
| 03/07/2012 | CN202157841U 环保车用消声器 Green car with a muffler |
| 03/07/2012 | CN102369359A 宽带噪声谐振器 Broadband noise resonator |
| 03/06/2012 | US8127887 Vehicle including silencer |
| 03/06/2012 | US8127540 Exhauster for motorcycle and motorcycle including exhauster |
| 03/06/2012 | US8127539 Exhaust manifold |
| 03/01/2012 | DE112005001444B4 Kombinierter Auspuffdämpfer/Wärmetauscher Combined muffler / heat exchanger |
| 03/01/2012 | DE10085230B3 Vorrichtung zur aktiven Verringerung des Geräusches eines Motors mit wenigstens zwei Auspuff-Auslässen An active reducing the noise of an engine having at least two exhaust outlets |
| 02/29/2012 | EP2201225B1 Muffler |
| 02/29/2012 | CN202153430U 一种填充消声材料的消声器 A filler material muffler muffler |
| 02/29/2012 | CN202152698U 一种便携式气体消声器 A portable gas muffler |
| 02/29/2012 | CN102364067A Improved two-stroke engine exhaust muffler |
| 02/29/2012 | CN101680321B Valve for motor vehicle exhaust muffler and muffler including one such valve |
| 02/28/2012 | US8123498 Tunable choke tube for pulsation control device used with gas compressor |
| 02/28/2012 | US8122732 Refrigerator with noise reduction structure using inverse phase sound wave |
| 02/23/2012 | WO2011146118A3 Low ice pneumatic motor exhaust muffler |
| 02/23/2012 | US20120042641 Method and system for homogenizing exhaust from an engine |
| 02/22/2012 | CN202148944U 摩托车消声器排气管 Motorcycle muffler exhaust pipe |
| 02/22/2012 | CN102359409A Silencer for air outlet of pressure shell |
| 02/22/2012 | CN102359408A Multi-directional resonant-type muffler of internal combustion engine |
| 02/22/2012 | CN102359407A Multi-cavity labyrinth silencer |
| 02/16/2012 | WO2011152880A3 Contained vortices device |
| 02/15/2012 | EP1672207B1 Support structure for muffler |
| 02/14/2012 | US8113313 Pipe assembly with scoop for directing fluid into a standpipe and for mitigating acoustic and vortex coupled resonance |
| 02/09/2012 | WO2012016684A1 Muffler |
| 02/09/2012 | US20120034417 Fiber product, molded fiber part and method for producing the same |
| 02/09/2012 | US20120031699 Diesel Silencer Capable of Tier 3 or Tier 4 Operation |
| 02/09/2012 | US20120031698 Motorcycle |
| 02/08/2012 | CN202140141U 重型卡车尾气处理器 Truck exhaust processor |
| 02/08/2012 | CN202140140U 柴油发动机排气系统 A diesel engine exhaust system |
| 02/08/2012 | CN102345485A Silencer |
| 02/08/2012 | CN102345484A Electricity-generating muffler |
| 02/07/2012 | US8109362 Passive noise attenuation system |
| 02/07/2012 | US8109084 Exhaust device for motorcycle |
| 02/02/2012 | US20120024620 Silencer device for a hair dryer |
| 02/02/2012 | US20120023916 Diesel CGR process and structure |
| 02/01/2012 | EP2413312A2 Noise attenuator and vehicle air intake duct provided therewith |
| 02/01/2012 | EP2412945A2 Muffler with a built-in heat exchanger |
| 02/01/2012 | CN202132104U 低排放低噪音柴油发电机组 Low emissions and low noise diesel generator set |
| 02/01/2012 | CN202132090U 一种两腔室的汽车副消声器 A two-chamber muffler auto vice |
| 02/01/2012 | CN202132086U 间歇排气放空消音装置 Intermittent venting exhaust silencer |
| 02/01/2012 | CN202132085U 一种能降低低频段噪声的汽车主消声器 One kind of low-frequency noise can be reduced automobile main muffler |
| 02/01/2012 | CN101796271B 用于内燃机的排气消声器装置 Exhaust muffler for an internal combustion engine |
| 02/01/2012 | CN101449412B 燃料电池用消声器 Fuel cell muffler |
| 02/01/2012 | CN101025103B 排气系统用消声器 Exhaust system with muffler |
| 01/31/2012 | US8104572 Spin muffler |
| 01/31/2012 | US8104571 External cylinder and silencer provided with the external cylinder |
| 01/31/2012 | US8104273 Double-shell manifold |
| 01/26/2012 | US20120017565 Exhaust system |
| 01/26/2012 | DE102011015772A1 Exhaust gas system for treating exhaust gas from internal combustion engine in vehicle, has decoupling element provided downstream to inlet to reduce transmission of vibration to exhaust gas tube, and inner tube provided in area of element |
| 01/25/2012 | EP1456510B1 Turbine noise absorber |
| 01/25/2012 | CN202125339U Silencer for automobile |
| 01/25/2012 | CN202125332U Novel semi-opened type multi-cavity silencer device |
| 01/25/2012 | CN102330588A Strip silencer |
| 01/25/2012 | CN102330587A Microporous silencer |
| 01/25/2012 | CN101468710B Silencer protector and straddle type vehicle |
| 01/25/2012 | CN101466949B Resonator arrangement in an acoustic muffler for a refrigeration compressor |
| 01/24/2012 | US8099954 Exhaust manifold |
| 01/19/2012 | WO2012009342A1 Exhaust device |
| 01/19/2012 | WO2012008394A1 Saddled vehicle |
| 01/19/2012 | US20120016461 Fluid Flow Controller |
| 01/19/2012 | US20120011837 Exhaust passage |
| 01/18/2012 | EP2407084A1 Electric connector for endoscope, endoscope, and method for assembling electric connector |
| 01/18/2012 | CN202117740U Low-power air-cooling low-noise silencer |
| 01/18/2012 | CN202117739U Resistant/retardant combined type exhaust muffler |
| 01/18/2012 | CN202117738U Muffler for diesel engine |
| 01/18/2012 | CN202117737U Exhaust silencer for high-capacity automobile |
| 01/18/2012 | CN202117736U Motorcycle muffler with national-III standard emissions |
| 01/18/2012 | CN202117735U Engine tail gas catalytic purification muffler |
| 01/18/2012 | CN202117734U Impedance compound muffler with large wind volume |
| 01/18/2012 | CN102322314A Screw type silencer |
| 01/18/2012 | CN101696647B Waste gas purification and sound elimination device of motor vehicle with internal-combustion engine |
| 01/12/2012 | US20120006617 Muffler, muffler insert, and methods and apparatus for making |
| 01/12/2012 | DE102010031071A1 Druckluft-Kolbenmotor Compressed-air piston motor |
| 01/11/2012 | CN202108563U Novel exhaust muffler pipe mechanism |
| 01/11/2012 | CN202108562U Exhaust muffler |
| 01/11/2012 | CN202108561U Exhaust muffler for automobile |
| 01/11/2012 | CN102317632A Muffler for a turbo or piston engine |
| 01/11/2012 | CN102317626A Apparatuses, systems, and methods for improved performance of a pressurized system |
| 01/11/2012 | CN102312700A Automobile silencer |
| 01/11/2012 | CN102312699A Muffler |
| 01/11/2012 | CN102312698A Silencer structure for vehicle |
| 01/11/2012 | CN102312697A Novel labyrinth silencer |
| 01/11/2012 | CN102312696A Silencer structure capable of eliminating thermal deformation influence for vehicle |
| 01/11/2012 | CN101929370B Silencer structure |
| 01/11/2012 | CN101558193B Muffler perform and its forming method |