DUST SEPARATOR Russian patent published in 2009 - IPC B04C5/12 

FIELD: engines and pumps.

SUBSTANCE: proposed device comprises tapered cylinder housing with tangential inlet branch pipe and coaxial outlet branch pipe jointed to the housing at its center. Aforesaid outlet branch pipe is furnished with outlet holes made on its lateral surface and provided with hinged intake plates to fix outlet hole, the most remote streamwise. Intake plate angle of inclination from the outlet branch pipe generating line may not exceed 90°. Deflecting vanes are fitted of the said outlet branch pipe, arranged along spiral line to be fixed, along with intake plates that deflect dusty gas flow towards dust separator wall. Length and turn angle of the said gas deflecting plates increase top-down.

EFFECT: higher efficiency of waste gas purification.

2 dwg