The process uses a lean solvent to absorb the non rejected components in a recovery zone of an absorber and uses a portion of {HEAD ~ the off gas} from {TAIL ~ the flashing zone} to purify the rich solvent in a purification zone of the absorber 
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The process uses a lean solvent to absorb the non rejected components in a recovery zone of an absorber and uses a portion of { HEAD ~ the off gas } from { TAIL ~ the flashing zone } to purify the rich solvent in a purification zone of the absorber
OTH OTH OTH OTH OTH OTH 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 REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH