INSTALLATION FOR SEPARATING RADIOACTIVE POWDERS ACCORDING TO THE GRANULOMETRIC CLASSES

摘要

The invention relates to an installation separating pulverous materials according to the granulometric classes, applicable to powders of different chemical nature, both in the food industry, construction material industry and in the metallic and radioactive powders metallurgy. The installation separating the powders according to the granulometric classes comprises a vertical column (1) provided with drawers (2) driven by pneumatic pistons (3) and some swaying flapping valves (4) for the discharge, the powder being fed from a hopper (6) by means of a dosing device (7), the fluidization being provided by the working medium supplied from a source (19), the working fluid being recirculated through the filters (9) by a fan (10).