VORRICHTUNG UND VERFAHREN ZUM FÜLLEN VON BEHÄLTERN MIT KÖRNIGEM ODER PULVERFÖRMIGEM MATERIAL

摘要

A flexible container (6) for the repeated filling and draining of finely divided solids, characterized in that it consists of at least two plies (7,8), wherein one ply is made of an air-permeable, supporting material (7) and the other ply (8) consists of a filter material.