Patents for F01N 1 - Silencing apparatus characterised by method of silencing (8,998) |
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04/18/1996 | WO1996011465A1 Active control of aircraft engine inlet noise using compact sound sources and distributed error sensors |
04/18/1996 | CA2200296A1 Active control of aircraft engine inlet noise using compact sound sources and distributed error sensors |
04/17/1996 | CN2224917Y Water-oil cilencer of IC engine |
04/17/1996 | CN1120629A Silencing apparatus |
04/11/1996 | WO1996010687A1 Resonator |
04/10/1996 | EP0705961A1 Exhaust silencer |
04/10/1996 | CN2224287Y Multi-tube steam-air emptying silencer |
04/10/1996 | CN2224286Y Computer silencer |
04/04/1996 | DE4435296A1 Vehicle with IC engine |
04/03/1996 | EP0704617A1 Acoustic absorber |
04/03/1996 | EP0704116A1 Piezoelectric driven flow modulator |
04/02/1996 | US5504281 Perforated acoustical attenuators |
03/28/1996 | DE19534841A1 Silencing insert for IC engine exhaust silencer |
03/27/1996 | CN2223354Y Wide band resistant dissipative muffler against low and middle frequency noise wide band |
03/26/1996 | US5502283 Muffler |
03/21/1996 | DE19532291A1 Exhaust silencer for vehicular IC engine |
03/19/1996 | US5500494 System for modifying operation of pneumatic tool |
03/14/1996 | DE4431484A1 IC engine exhaust silencer with integrated exhaust purifying stage |
03/12/1996 | US5499301 Active noise cancelling apparatus |
03/05/1996 | US5496975 Plug muffler for aircraft and method of construction thereof |
03/03/1996 | CA2153855A1 Acoustic quarter wave tube absorber |
02/29/1996 | DE4430486A1 Air outlet silencer for silo |
02/28/1996 | EP0470153B1 Active sound and/or vibration control |
02/20/1996 | US5493616 Vehicle internal noise reduction system |
02/20/1996 | US5493615 Piezoelectric driven flow modulator |
02/20/1996 | US5493080 External arrangement for damping sounds in a pipe system |
02/20/1996 | US5492677 Particulates such as dust and soot are electrostatically negatively charged and collected in filter by coulombic force; nox gases are converted into nitrogen and carbon dioxide |
02/20/1996 | US5492195 Muffler traversed by a fluid |
02/14/1996 | CN2219960Y Exhaust apparatus and silencer for internal combustion engine |
02/08/1996 | DE4427459A1 IC engine exhaust layout with silencer |
02/07/1996 | EP0695858A1 Catalytic converter and silencer exhaust system |
02/06/1996 | US5489753 To reduce the noise of incoming air |
02/01/1996 | WO1996002740A1 Improvements in or relating to exhaust silencers |
01/30/1996 | US5488667 Vehicle internal noise reduction system |
01/25/1996 | WO1996001921A1 High efficiency vessels for bleaching lignocellulosic, cellulosic and synthetic polymeric fibrous materials |
01/25/1996 | DE4445794C1 Gas-duct inner tube externally joined to heavy metal formers |
01/25/1996 | CA2194882A1 High efficiency vessels for bleaching lignocellulosic, cellulosic and synthetic polymeric fibrous materials |
01/17/1996 | EP0692617A1 Advance mechanism |
01/17/1996 | EP0692616A1 Preformed sound-absorbing material for engine exhaust muffler |
01/17/1996 | EP0556262B1 Motor vehicle muffler |
01/16/1996 | CA2037760C Glass fiber, glass fiber-reinforced synthetic resin product and component of an exhaust system for an internal combustion engine |
01/10/1996 | CN2217105Y Silencing apparatus |
01/04/1996 | DE19522935A1 Modular catalyst and exhaust system, esp. for large diesel engines |
01/03/1996 | EP0690212A1 A method for utilising a silencer unit and an arrangement for applying the method in a large diesel engine |
01/02/1996 | US5479706 Method for manufacturing silencer and apparatus for manufacturing same |
12/28/1995 | WO1995035435A1 Exhaust silencer |
12/26/1995 | US5478531 Having layer of carbon particles or carbon fibers to absorb sound and convert nitrogen oxides to nitrogen and oxygen |
12/20/1995 | CN2215592Y Sound damper for centrifugal machine |
12/19/1995 | US5477015 Vehicular muffler with improved mechanical lock joints |
12/13/1995 | EP0686758A1 Three-piece stamp formed connector for achieving equal length exhaust pipes |
12/12/1995 | US5475189 Condition responsive muffler for refrigerant compressors |
12/12/1995 | US5473891 Three-piece stamp formed connector for achieving equal length exhaust pipes |
12/12/1995 | CA2015884C Emission control apparatus |
12/07/1995 | DE4418959A1 Vehicle IC engine exhaust damper |
11/29/1995 | EP0683849A1 A silencer. |
11/21/1995 | US5468923 Molded muffler |
11/16/1995 | WO1995030393A1 Active noise cancelling muffler |
11/16/1995 | DE4416739A1 Device for sound reduction in IC engines |
11/15/1995 | EP0682172A1 Exhaust silencer |
11/15/1995 | EP0588837B1 Tuned engine manifold |
11/14/1995 | US5466899 Arrangement for active sound damping |
11/07/1995 | US5464952 Shield between vehicle exhaust and passenger compartment |
11/07/1995 | US5464357 Jet pump exhaust system |
11/07/1995 | CA2030407C Stamp formed muffler with low back pressure |
10/31/1995 | US5461777 Apparatus for manufacturing a silencer |
10/30/1995 | CA2147209A1 Integral active and passive silencer |
10/26/1995 | DE19514829A1 Exhaust silencer with inner, outer pipe and damping layer |
10/10/1995 | US5457749 For suppressing noise emitted through an engine's exhaust |
10/10/1995 | US5457290 Catalyzer-containing muffler |
10/04/1995 | EP0674747A1 Silencer |
10/03/1995 | CA2003951C Light weight hybrid exhaust muffler and method of manufacture |
09/27/1995 | EP0674097A1 Active exhaust gas muffler |
09/27/1995 | CN1109196A Perforated acoustical attenuators |
09/26/1995 | US5452577 Exhaust gas system for an internal combustion engine |
09/19/1995 | US5451728 Muffler for two-cycle internal combustion engine and method of assembly |
09/12/1995 | US5449866 Arrangement for damping sound in a pipe system |
09/12/1995 | US5448831 Method of manufacturing a stamp formed muffler with hermetically sealed laminated outer shell |
09/03/1995 | CA2123870A1 Exhaust mufflers with stamp formed internal components and method of manufacture |
08/29/1995 | US5446790 Intake sound control apparatus |
08/29/1995 | US5446249 Dry acoustic system preventing condensation |
08/22/1995 | US5444197 Muffler with intermediate sound-attenuating partition and method |
08/16/1995 | EP0634919A4 Active noise-cancellation system for automotive mufflers. |
08/16/1995 | EP0516705B1 Active control of machine performance |
08/16/1995 | CN1106915A Refrigerator |
08/15/1995 | US5441023 Tuned engine manifold |
08/15/1995 | CA2077163C Combination muffler and catalytic converter |
08/10/1995 | DE19500781A1 Exhaust system for IC engine with two pre=silencer exhaust pipes |
08/09/1995 | EP0666408A1 Muffler, in particular exhaust gas muffler for vehicle heating system independent of the engine |
08/08/1995 | US5440083 Exhaust muffler for internal combustion engine |
07/26/1995 | EP0664659A2 Perforated acoustical attenuators |
07/26/1995 | EP0664380A1 Muffler |
07/25/1995 | US5435699 Accumulator for air conditioning system |
07/22/1995 | CA2139288A1 Perforated acoustical attenuators |
07/18/1995 | US5434783 Active control system |
07/18/1995 | US5434374 Detachable filter and muffler device |
07/11/1995 | US5432857 Dual bandpass secondary source |
07/11/1995 | US5431013 Engine exhaust apparatus |
07/11/1995 | US5431008 Active control of machine performance |
07/05/1995 | CN1104727A Rotary throat cutoff device and method for reducing centrifugal fan noise |
07/04/1995 | US5429010 Apparatus for exchanging measuring and/or sample probes |