Patents
Sitemap › F01 - Machines or engines in general; Engine plants in general; Steam engines › F01N - Gas-flow silencers or exhaust apparatus for machines or engines in general; Gas-flow silencers or exhaust apparatus for internal-combustion engines › F01N 1 - Silencing apparatus characterised by method of silencing
Patents for F01N 1 - Silencing apparatus characterised by method of silencing (8,998)
12/1985
12/17/1985US4558763 Muffler for a pneumatic hammer
12/11/1985EP0164155A1 A silencer and a method of manufacturing the silencer
12/10/1985US4557349 For use in the flow line
12/05/1985WO1985005404A1 Sound absorption system, particularly for combustion engines
12/04/1985EP0163024A1 Reflexion exhaust silencer
12/03/1985CA1197469A1 Sound insulating wrap for gas ducts, and device for its manufacture
11/1985
11/26/1985CA1197193A1 Integrated muffler and exhaust system
11/21/1985EP0161692A2 Sound-absorbing device for use as muffler for exhaust gas from an internal combustion engine
11/05/1985US4550799 Muffler for exhaust gases
10/1985
10/24/1985WO1985004688A1 Improvements in or relating to noise silencing systems
10/16/1985EP0158625A1 Catalytic exhaust silencer for internal-combustion engines
10/16/1985EP0158013A1 Reflection muffler for combustion engines
10/15/1985US4546733 Resonator for internal combustion engines
10/15/1985CA1195252A1 Attachment for exhaust pipe
10/08/1985US4545200 Exhaust device of a two-cycle engine for a motorcycle
09/1985
09/26/1985WO1985004217A1 Exhaust gas catalytic purifier operating as a silencer for internal combustion engines
09/25/1985EP0155320A1 Method and apparatus for fluid control and silencing of exhausting or exploding gases
09/24/1985USRE31989 Motorcycle engine exhaust system
09/17/1985US4541506 Exhaust diffusion apparatus
09/17/1985US4541240 Exhaust system for internal combustion engines
09/10/1985US4540064 Noise and vibration reducing apparatus for use in exhaust system of engine
09/10/1985US4539947 Resonator for internal combustion engines
09/10/1985CN85102410A An i.c. engine exhaust silencer
09/03/1985US4538701 Muffler
08/1985
08/28/1985EP0153100A1 Method of and apparatus for packing exhaust silencer casings
08/27/1985US4537279 Tuneable tuned pipe exhaust system
08/27/1985US4537278 Exhaust duct connector
08/27/1985US4537277 Silencer for high velocity gas flow
08/14/1985EP0151507A1 Exhaust system
08/07/1985EP0150899A2 Exhaust system
08/06/1985US4533015 Sound arresting device
07/1985
07/23/1985US4530418 Automotive exhaust system
07/16/1985US4529060 Absorption muffler for gas-dynamic pressure-wave machines
07/02/1985US4527282 Method and apparatus for low frequency active attenuation
06/1985
06/26/1985EP0146249A2 Glass fibre products
06/25/1985US4525135 Apparatus for molding and perforating a FRP sheet
06/19/1985EP0085691B1 Method and apparatus for low frequency active attenuation
06/18/1985US4523662 Muffler for exhaust gas from an internal combustion engine
05/1985
05/29/1985EP0142502A1 Exhaust pipe
05/22/1985EP0039727B1 Acoustic filter silencer
05/15/1985EP0141440A2 Method of producing double-walled moulded bodies for the sound-damping of vehicles and engines in general by means of a single pressing step, and double-walled moulded bodies produced by this method
05/14/1985CA1187008A1 Method for retarding corrosion in mufflers
05/09/1985WO1985001985A1 Compact, sound-attenuating muffler for high-performance internal combustion engine
04/1985
04/30/1985US4513841 Muffler for internal combustion engines
03/1985
03/27/1985EP0135455A2 Exhaust apparatus for internal-combustion engines
03/19/1985CA1184127A1 Silencer
03/05/1985CA1183460A1 Exhaust silencer
02/1985
02/28/1985WO1985000853A1 Method and apparatus for fluid control and silencing of exhausting or exploding gases
02/26/1985US4501341 Low frequency muffler
02/13/1985EP0132696A2 Silencer for valve devices in compressed-air systems, particularly in the compressed-air brake systems of vehicles
01/1985
01/16/1985EP0131350A2 Exhaust silencer
12/1984
12/27/1984EP0129458A1 Fluid-conducting device, particularly a silencer
12/12/1984EP0128050A2 Moulded part made of mineral fibres provided with a binder for covering, in a sound insulating way, a perforated exhaust pipe, as well as a method of manufacturing it
12/12/1984EP0127807A2 Silencer device for exhaust gases in particular, and for fast-moving gases in general
12/11/1984US4487290 Light aircraft engine muffler
12/11/1984US4487289 Exhaust muffler with protective shield
12/11/1984US4487288 Muffler device of motorcycle
12/11/1984CA1179274A1 Device for conducting away the exhaust gases from internal combustion engines
12/06/1984WO1984004781A1 Method and means for increasing the output of internal combustion engines
12/05/1984EP0127550A2 Silencer for a compressed-air system
12/04/1984US4485890 Engine exhaust muffler
11/1984
11/27/1984US4484659 Device for modulating the flow of the gases in an internal combustion engine exhaust muffler
11/21/1984EP0029043B1 Packless silencer
11/13/1984CA1177758A1 Exhaust silencers for internal combustion engines
11/07/1984EP0124474A1 Exhaust silencer
11/07/1984EP0123843A1 Air drier
10/1984
10/10/1984EP0121022A2 Muffler for internal combustion engines
10/03/1984EP0120181A1 Absorption silencer for gas-dynamic pressure wave machines
10/02/1984US4474260 Fluid operated vacuum device having improved exhaust muffler
09/1984
09/26/1984EP0119634A2 Resonator for internal combustion engines
09/25/1984US4473906 Active acoustic attenuator
09/25/1984CA1174984A1 Car muffler having a drain device
09/19/1984EP0119047A1 Air dryer silencer
09/19/1984EP0118842A1 Sound absorber for gas pipes
08/1984
08/28/1984US4467887 Exhaust mufflers for internal combustion engines
08/21/1984US4466817 Annular ceramic disks
08/16/1984WO1984003123A1 Exhaust pipe
08/02/1984WO1984002954A1 Heat and sound insulating apparatus
07/1984
07/24/1984CA1171212A1 Mold isolator mechanism for centrifugal casting machine
07/10/1984US4458779 Silencer
07/03/1984CA1170188A1 Low back pressure exhaust silencer for diesel locomotives
06/1984
06/20/1984EP0111336A2 Resonator for internal combustion engines
05/1984
05/29/1984US4450932 Heat recovery muffler
05/22/1984US4449609 Muffler for pneumatic apparatus
05/22/1984US4449608 Exhaust device for 2-cycle engine
05/22/1984US4449607 Soundproofing for a gas pipe, in particular for the fan jet of a turbojet, and equipment for its fabrication
05/15/1984US4448538 Device for reducing static and dynamic pressures in pipelines, particularly of solid-borne sound in tubular conduits
05/08/1984US4446942 Device for conducting away the exhaust gases from internal combustion engines
04/1984
04/25/1984EP0106481A2 Packing automobile exhaust silencers
04/24/1984US4444288 Muffler for internal combustion engine
03/1984
03/27/1984US4439104 Compressor inlet guide vane and vortex-disturbing member assembly
03/27/1984US4438733 Air cooled internal combustion engine
03/07/1984EP0034592B1 A method of reducing the adaption time in the cancellation of repetitive vibration
02/1984
02/08/1984EP0100139A1 Exhaust gas muffler
02/07/1984CA1161766A1 Active acoustic attenuator
01/1984
01/31/1984US4428453 Exhaust silences for internal combustion engines
01/31/1984CA1161367A1 External housing for an exhaust muffler for internal combustion engines
01/24/1984CA1160959A1 Packless silencer
01/10/1984US4424883 Silencer for pneumatic equipment
01/10/1984US4424882 Resonator type mufflers
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