In particular, embodiments of the invention generally relate to modification of {HEAD ~ zeolite catalysts} for {TAIL ~ use} in alkylation systems 
for
In particular , embodiments of the invention generally relate to modification of { HEAD ~ zeolite catalysts } for { TAIL ~ use } in alkylation systems
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH