FLOTATION MACHINE Russian patent published in 1994 - IPC

FIELD: mining industry; mineral dressing. SUBSTANCE: flotation machine includes a cylindrical body having branch pipes to discharge sands, dumpings, and foam product; an annular feed distributor having tangential branch pipe; a hollow cylinder installed inside the body; vertical hollow partitions and an aerator mounted between the body and the hollow cylinder; magnetic system made of a vertical rotor having plates made of permanent magnets spiral mounted on the rotor; a funnel complete with a magnetic particles discharge device. The hollow cylinder and the partitions are made of a non- magnetic material. The hollow cylinder is provided with a bottom disposed below the upper funnel edge. There are horizontal slot holes made in the lower part of the annular feed distributor. The partitions are connected in their lower sections with the branch pipe for discharge of the dumpings and foam product. Aerators are disposed in the space between the body, the hollow cylinder, and the partitions. EFFECT: increased efficiency of operation. 2 dwg