After the isolation of the heavy material, in process step V5, {HEAD ~ a size reduction} of the remaining fractions takes place, using {TAIL ~ a hammer mill MH} 
using
After the isolation of the heavy material , in process step V5 , { HEAD ~ a size reduction } of the remaining fractions takes place , using { TAIL ~ a hammer mill MH }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL