FLOATATION MACHINE Russian patent published in 1999 - IPC

FIELD: floatation of minerals; regeneration of circulating and waste water. SUBSTANCE: floatation machine has floatation chamber with foam receiver, impeller made in form of shaft with hub and arranged in floatation chamber, inner and outer truncated cones fitted coaxially on shaft, blades located between cones, aeration chamber mounted above impeller and provided with reflector mounted immovably and made in form of cone-shaped ring. Floatation machine is also provided with blades for supply of air to aeration chamber under pressure. Blades are fitted on shaft above level of pulp and are turned at angle of inclination of 45 deg. EFFECT: reduced power consumption and low cost of floatation process. 1 dwg