AUTOMATIC PLANT FOR CONCENTRATION OF ORES AND PLACERS WITH CONCENTRATE FINAL CONCENTRATION UNITS Russian patent published in 2003 - IPC

FIELD: static gravity concentration of minerals from ores and placers. SUBSTANCE: automatic concentration plant includes articulated sluice boxes with immovable stencils and sides made at angle more than 90 deg. on cleaning-up side, concentrate accumulation sensors, reversible supports, horizontal longitudinal axles mounted on opposite sides of supports, system for turning sluice boxes around horizontal longitudinal axes, flushing water system and concentrate receiver with final concentration units mounted on both sides of sluice boxes. EFFECT: increased productivity; enhanced reliability, serviceability and wear resistance. 2 dwg