| Patents for F01N 1 - Silencing apparatus characterised by method of silencing (8,998) |
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| 01/29/2013 | US8359846 Exhaust manifold |
| 01/29/2013 | US8359838 Exhaust purification apparatus for an engine |
| 01/29/2013 | US8359836 Internal combustion engine, vehicle, marine vessel, and secondary air supply method for internal combustion engine |
| 01/29/2013 | US8359835 Exhaust device and vehicle with exhaust device |
| 01/24/2013 | WO2013011666A1 Construction machine |
| 01/24/2013 | WO2013011665A1 Construction machine |
| 01/24/2013 | US20130020147 Tunable Muffler |
| 01/24/2013 | DE102011108060A1 Exhaust silencer has damping filler made of damping material, which is formed on outer surface of exhaust pipe, where enclosed resonant cavity is radially arranged between outside of damping filler and inside of housing outer wall |
| 01/24/2013 | DE102011108058A1 Exhaust silencer of exhaust system used in internal combustion engine for vehicle, has resonance chamber segments whose radial inner wall is formed as channel wall of inner channel |
| 01/24/2013 | DE102011108057A1 Exhaust silencer has control device, which is formed into condensate discharge opening for preventing uncontrolled condensate drainage to environment |
| 01/24/2013 | DE102011108056A1 Waste gas sound absorber i.e. exhaust gas muffler, for use in combustion engine of car for attenuating sound at higher frequency range, has housing made of plastic and openable for inserting and removing attenuation filling body |
| 01/23/2013 | CN202691457U Muting box of gas turbine set |
| 01/23/2013 | CN202690194U Rotating structure of auxiliary muffler cylinder |
| 01/23/2013 | CN202690183U Rear silencer assembly |
| 01/23/2013 | CN202690182U Rear silencer assembly |
| 01/23/2013 | CN202690173U Automobile main muffler |
| 01/23/2013 | CN202690172U Gas inlet pipe structure for main muffler |
| 01/23/2013 | CN202690171U Sound eliminator of universal gasoline engine |
| 01/23/2013 | CN202690170U Exhaust silencer and automobile |
| 01/23/2013 | CN202690169U Inclined noise reduction control device |
| 01/23/2013 | CN202690168U 1KW gasoline generator silencer |
| 01/23/2013 | CN202690167U Muffler tube and muffler assembly |
| 01/23/2013 | CN202690166U Automobile muffle |
| 01/23/2013 | CN102892983A Low ice pneumatic motor exhaust muffler |
| 01/23/2013 | CN102889115A Internal combustion engine silencer and internal combustion engine |
| 01/23/2013 | CN101871377B Variable frequency sound attenuator for rotating devices |
| 01/16/2013 | CN202674721U Engine casing |
| 01/16/2013 | CN202673424U Noise-reduction automobile exhaust pipe |
| 01/16/2013 | CN202673423U Detachable type automobile exhaust pipe |
| 01/16/2013 | CN202673406U Automobile exhaust noise elimination and gas elimination device |
| 01/16/2013 | CN202673405U Vacuum energy automobile ultralow discharger |
| 01/16/2013 | CN202673404U Silencer |
| 01/16/2013 | CN202673403U Crane and silencer of exhaust system of crane |
| 01/16/2013 | CN202673402U Mine electronic control explosion-proof diesel engine tail gas cleanup unit |
| 01/16/2013 | CN202673401U Improved automobile muffler |
| 01/10/2013 | WO2013004769A1 Exhaust gas purification assembly |
| 01/10/2013 | DE102011106647A1 Antischall-system für abgasanlagen und verfahren zum steuern desselben Anti-sound system for exhaust systems and procedures for controlling the same |
| 01/10/2013 | DE102011051690A1 Steuerungseinrichtung eines Kraftfahrzeugs Control device of a motor vehicle |
| 01/09/2013 | EP2543835A1 Anti-sound system for exhaust systems and method for controlling the same |
| 01/09/2013 | EP2543600A2 Sound absorber for an auxiliary engine of an aircraft |
| 01/09/2013 | CN202659322U Novel air scoop |
| 01/09/2013 | CN202659317U Heat exchange device capable of using automobile exhaust |
| 01/09/2013 | CN202659310U Exhaust silencer |
| 01/09/2013 | CN202659309U Automobile exhaust muffler |
| 01/09/2013 | CN202659308U Automobile exhaust muffler |
| 01/09/2013 | CN202659307U Accelerant silencer |
| 01/09/2013 | CN102867509A Anti-sound system for exhaust systems and method for controlling the same |
| 01/09/2013 | CN102865125A Automobile muffler |
| 01/09/2013 | CN102162387B Silencer |
| 01/08/2013 | US8348013 Exhaust device of internal combustion engine |
| 01/03/2013 | DE10139700B4 Verbrennungsmotor als Antriebsmotor in einem tragbaren, handgeführten Arbeitsgerät Internal combustion engine as a drive motor in a portable, hand-held device |
| 01/02/2013 | CN202647075U Micro-turbine sound insulation box |
| 01/02/2013 | CN202645696U Car exhaust silencer |
| 01/02/2013 | CN202645679U Automobile engine exhaust silencer |
| 01/02/2013 | CN202645678U Internal combustion engine exhaust purification silencer |
| 01/02/2013 | CN102852611A Two-ring silencer |
| 01/02/2013 | CN102852600A Method, device and system for purification and silencing of tail gas of internal combustion engine |
| 01/02/2013 | CN102852594A 消声器 Muffler |
| 01/02/2013 | CN101932800B Exhaust gas control system and exhaust gas control method |
| 01/02/2013 | CN101688462B Engine, vehicle, boat, and engine exhaust gas cleaning method |
| 01/01/2013 | US8341953 Exhaust manifold |
| 01/01/2013 | US8341951 Vehicle exhaust heat recovery with multiple coolant heating modes and method of managing exhaust heat recovery |
| 01/01/2013 | US8341946 Exhaust-gas aftertreatment system |
| 01/01/2013 | US8341940 Addition-amount controller for exhaust gas purifying agent and exhaust emission control system |
| 01/01/2013 | US8341939 Purification system for variable post injection in LP EGR and control method for the same |
| 12/27/2012 | WO2012177669A1 Muffler assembly and method of making |
| 12/27/2012 | WO2012176940A1 Engine working machine |
| 12/27/2012 | WO2012118331A3 System for denitrifying exhaust gas having a noise-damping structure |
| 12/27/2012 | US20120325578 Muffler assembly and method of making |
| 12/26/2012 | CN202628233U Excavator diesel oil engine exhaust silencer |
| 12/25/2012 | US8336673 Muffler, muffler insert, and methods and apparatus for making |
| 12/25/2012 | US8336303 Multi-cylinder internal combustion engine, vehicle, marine vessel, and exhausting method for multi-cylinder internal combustion engine |
| 12/19/2012 | EP2535534A1 Muffler for internal combustion engine |
| 12/19/2012 | EP2534358A1 Device for ejecting gas from a gas turbine engine and gas turbine engine |
| 12/19/2012 | EP2534343A2 Plastic muffler with helmholtz chamber |
| 12/19/2012 | CN202611841U Novel silencer with sound absorption structure |
| 12/19/2012 | CN202611807U Silencing box for household oxygen producing machine |
| 12/19/2012 | CN202611806U Automobile silencer partition plate with water drainage structure |
| 12/19/2012 | CN202611805U Vehicle silencer with partition board |
| 12/19/2012 | CN202611804U Automobile silencer with core reinforcing rib |
| 12/19/2012 | CN202611803U Muffler for exhausting of vehicles |
| 12/19/2012 | CN202611802U Shell used for silencer and provided with exhaust ports |
| 12/19/2012 | CN102828800A Automobile noise reduction instrument |
| 12/19/2012 | CN102278171B Helmholtz resonator with variable tuning pipe |
| 12/19/2012 | CN102278170B 多功能亥姆霍兹共振器 Multifunctional Helmholtz resonator |
| 12/19/2012 | CN101852115B Automotive exhaust muffler with composite three-dimensional phononic crystals |
| 12/13/2012 | WO2012168039A1 Silencer and a method for producing same |
| 12/13/2012 | US20120312630 Exhaust pipe |
| 12/13/2012 | DE102011106366A1 Exhaust gas silencer, has intermediate wall serving as retainer for inlet tube that is guided through housing wall and comprising semicylindrical formation, in which inlet tube is partially held or enclosed, and outlet tube led into chamber |
| 12/13/2012 | DE102011077183A1 Schalldämpfer und Herstellungsverfahren Mufflers and manufacturing processes |
| 12/12/2012 | EP2531703A1 Exhaust-gas system |
| 12/12/2012 | CN202596867U Silencer |
| 12/12/2012 | CN202596854U Air system silencer |
| 12/12/2012 | CN202596844U Marine diesel engine exhaust purification silencer |
| 12/12/2012 | CN202596840U Automobile muffler |
| 12/12/2012 | CN202596839U Automobile silencer |
| 12/12/2012 | CN102817672A Pneumatic motor silencing and dirt collecting device |
| 12/12/2012 | CN101896697B Method for filling a muffler cavity |
| 12/11/2012 | US8331577 Electronic device having active noise control with an external sensor |
| 12/11/2012 | US8328532 Compressor muffler |