The present invention is a method for removing SO2 from a gas stream containing it, and which may also contain other gases commonly associated with hydrocarbon streams or combustion gases, by employing as an absorbent therefor {HEAD ~ an aqueous solution} of an N hydroxyalkyl 2 piperazinone or an alkyl or {TAIL ~ aryl} substituted derivative thereof 
The present invention is a method for removing SO2 from a gas stream containing it , and which may also contain other gases commonly associated with hydrocarbon streams or combustion gases , by employing as an absorbent therefor { HEAD ~ an aqueous solution } of an N hydroxyalkyl 2 piperazinone or an alkyl or { TAIL ~ aryl } substituted derivative thereof
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH