DEVICE FOR DUST CATCHING FROM LOOSE MATERIAL Russian patent published in 1999 - IPC

FIELD: catching of dust and bust-like particles from granular polyethylene, polypropylene, etc., applicable in chemical industry. SUBSTANCE: the device has an aspiration casing, vibration drive, material flow distributor, material charging and discharging appliances, air feed and suction systems. The distributor is made as a cone or polyhedral pyramid, whose surface has guide ducts formed by means of plates installed in vertical plane along the distributor generating lines; three cylinders are installed above the upper and lower edges of the plates, as well as under the distributor edge, coaxially with the housing. EFFECT: enhanced degree of cleaning of loose materials, considerably reduced power consumption due to elimination of continuous vibration of working vessel and reduction of carrier air head. 2 cl, 2 dwg