GEOTECHNOLOGICAL COMPLEX AT MULTI-STAGE DISINTEGRATION Russian patent published in 2003 - IPC

FIELD: extraction of valuable minerals from placers. SUBSTANCE: proposed geotechnological complex includes first-stage disintegration module which is mounted below level of free hydraulic transportation of rock from preliminary mechanical or hydraulic loosening module, second-stage disintegration module, pressure hydraulic transportation system, dump spreading system, processing complex, third-stage disintegration module consisting of disintegrating screen intensified by ultrasound; first-stage disintegration module is provided with preliminary ultrasound treatment systems mounted above level of bottom of sumps; ultrasound units mounted for motion in vertical plane; sump bottom is inclined towards dredge pumps. EFFECT: enhanced efficiency; increased productivity of processing high-clay placers. 3 dwg