Particles classifier device for use in sieving units, has units of sieving arranged in series or in tandem and classification is carried out in successive phases along different units

摘要

The device has multiple sieving units arranged in series or in tandem. The sieving units are provided with the corresponding elements of sieving, placed at different levels so that the classification is not carried out in the single unit of sieving. The classification is carried out in successive phases along the different units. Every unit is provided with suitable and independent vibration unit.