Method for recovering a purified component from a gas

Claim 1

A METHOD OF RECOVERING A SWEETENED GASOLINE HYDROCARBON FRACTION FROM A SOUR NATURAL GAS CONTAINING SAME WHICH COMPRISES: CONTACTING SAID GAS WITH A LIQUID ABSORPTION MEDIUM IN AN ABSORPTION ZONE, AND ABSORBING SAID GASOLINE HYDROCARBON FRACTION AND SOUR GAS; OBTAINING AND REMOVING AN ENRICHED ABSORPTION MEDIUM CONTAINING SAID HYDROCARBON FRACTION AND SAID SOUR GAS; AND SEPARATELY REMOVING THE UNABSORBED GAS FROM SAID ZONE; CONTACTING SAID ENRICHED ABSORPTION MEDIUM WITH A SUBSTANTIALLY NONMISCIBLE LIQUID TREATING AGENT ADAPTED TO SUBSTANTIALLY COMPLETLY SWEETEN SAID ENRICHED ABSORPTION MEDIUM BY REMOVING SAID SOUR GAS FROM THE ENRICHED ADSORBTION MEDIUM; SETTLING THE LIQUID TREATING AGENT AND THE LIQUID ABSORPTION MEDIUM ADMIXTURE, SEPARATING THE THUS-CONTACTED LIQUID ABSORPTION MEDIUM FROM SAID LIQUID TREATING AGENT; AND RECOVERING THE SUBSTANTIALLY COMPLETELY SWEETENED GASOLINE HYDROCARBON FRACTION FROM SAID ENRICHED ABSOPTION MEDIUM.