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