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