{TAIL ~ A process} is disclosed for the purification of {HEAD ~ natural gas} in which the reduction of the nitrogen content of a natural gas stream is achieved by a combination of absorption, purification, flashing, and reflux steps 
{ TAIL ~ A process } is disclosed for the purification of { HEAD ~ natural gas } in which the reduction of the nitrogen content of a natural gas stream is achieved by a combination of absorption , purification , flashing , and reflux steps
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