CHIMNEY STACK Russian patent published in 1994 - IPC

FIELD: thermal power engineering. SUBSTANCE: device has a gas bleed pipe, gas ducts of hot and cold gases, a mixing chamber with gas outlet nozzles with an oval cross section with the large oval half-axis identically oriented relative to the mixing chamber. Moreover, the device has a bush mounted for movement along the mixing chamber axis. The hot gases enter the mixing chamber, the cold gases are bled into a blow-off flow through the manifold and a gas discharge holes. EFFECT: improved structure. 2 dwg