The separation tray has horizontal upper and lower walls and a plurality of primary separation devices for separating {HEAD ~ a fluid} into a primary gas and {TAIL ~ a liquid enriched secondary gas} 
The separation tray has horizontal upper and lower walls and a plurality of primary separation devices for separating { HEAD ~ a fluid } into a primary gas and { TAIL ~ a liquid enriched secondary gas }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL