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Class Information
Number: 181/261
Name: Acoustics > Sound-modifying means > Muffler, fluid conducting type > With disparate fluid mingling > Liquid > Sprayed
Description: Subject matter in which the liquid is injected into the main stream of exhaust by some diffusing means.

Patents under this class:

Patent Number Title Of Patent Date Issued
7958966 Exhaust stack fairing Jun. 14, 2011
7823692 Muffler for engines in oilfield applications Nov. 2, 2010
7104750 Fogging device for gas turbines Sep. 12, 2006
7104749 Intake silencer for gas turbines Sep. 12, 2006
6749397 Fluidal machine Jun. 15, 2004
6442933 Device for catalytic exhaust gas purification Sep. 3, 2002
4705138 Steam trap muffler Nov. 10, 1987
4676065 Portable engine-pump assembly Jun. 30, 1987
4596307 Fluid discharge silencer Jun. 24, 1986
4315559 Muffler for internal combustion engine Feb. 16, 1982
4301652 Exhaust gas purification apparatus for motor vehicles Nov. 24, 1981
4184566 Marine engine noise suppressor Jan. 22, 1980
4100994 Marine exhaust silencer Jul. 18, 1978

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