fiberizing the cooked fibrous material discharged from the cooking vessel to form {HEAD ~ a fiberized pulp} for {TAIL ~ a corrugated medium} 
for
fiberizing the cooked fibrous material discharged from the cooking vessel to form { HEAD ~ a fiberized pulp } for { TAIL ~ a corrugated medium }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL