PNEUMATIC SEPARATOR Russian patent published in 2001 - IPC

FIELD: agriculture, flour-milling and food-concentrates industry. SUBSTANCE: pneumatic separator has pneumatic separating channel, screen positioned in lower part of pneumatic separating channel, inlet and outlet windows, settling chamber, fan with pressure branch pipe adjoining to lower part of pneumatic separating channel, device for supplying material to be cleaned and for discharge of light and heavy fractions, used air discharge pipe, countercurrency flow dust catcher with inlet branch pipe connected to upper part of pneumatic separating channel, outlet pipe connected to used air discharge pipe, and outlet window connected to settling chamber. Pneumatic separator of such construction may be used for separating bulk materials having different aerodynamic properties. EFFECT: wider operational capabilities, increased efficiency and improved extent of cleaning of used air. 1 dwg