FLUSHING OUT EQUIPMENT Russian patent published in 1995 - IPC

FIELD: benefication of metal deposits. SUBSTANCE: cylindrical perforated barrel 1 is inclined toward loading end. Lower part of the barrel is immersed in bath 21. Barrel 1 is equipped with internal worm 16 and external worm 17. Cylindrical chute 19 is located under the barrel in bath 21. Pins 18 are located along edge of worm 17. Material in the barrel is flushed out and graded on classes. Large-size fractions are discharged from the barrel by worm 16 in discharge device 3. Light fraction from the chute is discharged too by worm 17 in device 3. Heavy fraction is left on bottom of chute 19 and is withdrawn after the equipment is off. EFFECT: highly effective and productive equipment. 4 cl, 2 dwg