PROCESS FOR INDUSTRIAL UTILIZATION OF FILTER GROUND WASTE RESULTING FROM MAKING HARMLESS PERCHLORETHILEN-MUD

摘要

The sieved earth residue, classified as class II dangerous material, has been freed from tetra-chloro-ethylene, is non-absorbent and originates from oil and fatty impurities contg. soil. This residue is added to mineral silicates in order to increase their bulk and their combustion heat. After mixing and igniting the product is used in building industry.