FLOTATION PLANT Russian patent published in 2003 - IPC

FIELD: mineral concentration by flotation method, particularly, aeration devices; applicable in metallurgical, mining, chemical and other industries. SUBSTANCE: flotation plant presents a cascade of aeration compartments installed one under another and interconnected in series. Lowered into each compartment is diffuser through which mixture of pulp and compressed air is supplied to compartment working space from mixer. Pulp is supplied to mixer through direct or reverse pulp line, and compressed air is supplied from common header. Bottom of each compartment is funnel-shaped and has discharge member. Discharge member of preceding stage serves as pulp line of next stage of flotation plant. EFFECT: higher recovery of useful component and device productivity, provided favorable conditions of contact of treated particles with bubbles and repeated involving of non-treated particles in course of flotation. 1 dwg