FINE-DISPERSIVE MATERIAL CLASSIFIER Russian patent published in 1994 - IPC

FIELD: mechanical engineering. SUBSTANCE: classifier has a cylindric-conical case, a cylinder with drain bleed funnel mounted with an annular clearance inside it, a bell-shaped sieve fastened to the upper edge of the case, a mixer with scrapers which is positioned above them. Moreover, the classifier has a pulp feed branch pipe and a device for discharging the products of separation. The pulp feed branch pipe is mounted tangentially to the cylinder, the funnel is mounted inside the cylinder with their upper parts made coincident. The peripheral part of the sieve above the annular clearance is made solid. EFFECT: improved structure. 2 dwg