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| Number | Title | Issue Date |
| 7823692 | Muffler for engines in oilfield applications A muffler for an engine in oilfield applications has a tube with nozzles in its inlet section for spraying a mist of water from the well into the exhaust gases produced by the engine, so that a significant portion of the water is converted to water vapor and exits w... | 11/02/2010 |
| 7104749 | Intake silencer for gas turbines A silencer (25a) for the attenuation of noise occurring in an intake airstream (10, 27) of a gas turbine (1–3) includes a device or devices (31, 32, 33, 34) for the introduction of water and/or steam into the intake airstream ( | 09/12/2006 |
| 7104750 | Fogging device for gas turbines A fogging device (26) for introducing water and/or vapor into an intake air flow (10, 27) of a gas turbine (1–3) includes a sound-absorbing device (31, 35). This device may in particular be designed in the form of Venturi tubes (31 | 09/12/2006 |
| 6749397 | Fluidal machine In a fluidal machine with an impeller rotating to urge a fluid radially outwardly by a centrifugal force, a vane guiding the fluid discharged from the impeller, a vane member which includes a front end of the vane facing to the impeller so that the fluid discharged ... | 06/15/2004 |
| 6442933 | Device for catalytic exhaust gas purification A device for catalytic removal of a pollutant from an exhaust gas of a combustion system, particularly, a fossil-fired power plant or an internal combustion engine, includes an exhaust-gas duct for carrying exhaust gas, a reagent, a muffler having an inje... | 09/03/2002 |
| 4705138 | Steam trap muffler Disclosed is a simple steam trap muffler. It is comprised of two comentric pipes which are both welded at their first ends to the exhaust pipe of a steam trap. The steam and condensate flows into the inner pipe from the exhaust pipe. The inner pipe has it... | 11/10/1987 |
| 4676065 | Portable engine-pump assembly A portable engine-pump assembly for use in firefighting applications is constructed of a high-speed, lightweight engine and a double-suction pump. The engine is arranged with a vertical crankshaft for driving the pump which is mounted adjacent thereto wit... | 06/30/1987 |
| 4596307 | Fluid discharge silencer A fluid discharge silencer for steam or other vapors or gases (with or without entrained solids or liquids) has an expansion chamber into which the fluid is passed through an inlet duct which discharges the fluid over an extended region of the chamber, fl... | 06/24/1986 |
| 4315559 | Muffler for internal combustion engine A muffler for internal combustion engines and comprising a housing having an inlet passageway for admitting exhaust gases into the interior of the housing and an outlet passageway for discharging the exhaust gases from the housing, the interior of the hou... | 02/16/1982 |
| 4301652 | Exhaust gas purification apparatus for motor vehicles A device is disclosed for treating exhaust gases from an internal combustion engine having a gas inlet adapted to be connected to the exhaust of the internal combustion engine and a plurality of serially arranged interconnected reaction chambers. The firs... | 11/24/1981 |
| 4184566 | Marine engine noise suppressor A noise suppressor for internal combustion engine exhaust, adapted for marine use wherein water coolant is discharged into the chamber of a single-walled riser and partially vaporized by the exhaust gases directed into the dome thereof for downward redire... | 01/22/1980 |
| 4100994 | Marine exhaust silencer A silencer quiets the exhaust output from a marine engine by injecting a spray of cooling water into the exhaust passageway to mix with and cool the exhaust gases before output from the passageway. The exhaust passageway preferably enlarges substantially ... | 07/18/1978 |
