More specifically, {HEAD ~ the process} achieves the rejection of {TAIL ~ inert components} such as nitrogen from natural gas without operating in the cryogenic temperature range 
More specifically , { HEAD ~ the process } achieves the rejection of { TAIL ~ inert components } such as nitrogen from natural gas without operating in the cryogenic temperature range
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH