FLOTATION MACHINE Russian patent published in 1997 - IPC

FIELD: mineral concentration; may be used in pulp flotation and in various chemical and technical processes. SUBSTANCE: flotation machine comprises cell, conical impeller connected with hollow shaft for air supply and drive. Impeller has projections on its side surface and disk with central hole and radial blades in its upper part. Impeller is located inside blade stator separated by disk with central hole into lower and upper parts. Impeller is installed in hole of stator disk with a clearance. Impeller disk is located above stator disk which is made for vertical motion along stator and its lower part has not more 6 blades. Outer diameter of stator disk is larger than outer diameter of stator blades. EFFECT: higher efficiency. 4 cl, 1 dwg