The radially draining {TAIL ~ inflow} on the interbed collection tray appears to segregate and set up a two phase annular flow condition at {HEAD ~ the quench box inlet orifices} 
The radially draining { TAIL ~ inflow } on the interbed collection tray appears to segregate and set up a two phase annular flow condition at { HEAD ~ the quench box inlet orifices }
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD