The expanded refrigerant in {TAIL ~ line} 82 is combined with {HEAD ~ a warmed refrigerant} returned from the third stage heat exchanger 16 in return line 90 
The expanded refrigerant in { TAIL ~ line } 82 is combined with { HEAD ~ a warmed refrigerant } returned from the third stage heat exchanger 16 in return line 90
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH