Apparatus for recovering floating hard body tube cleaning elements from {HEAD ~ cooling water} downstream of {TAIL ~ a heat exchanger} 
Apparatus for recovering floating hard body tube cleaning elements from { HEAD ~ cooling water } downstream of { TAIL ~ a heat exchanger }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL