In accordance with {TAIL ~ the present invention}, the process comprises the addition to the hydrocarbon fuel, of {HEAD ~ a minor deposit inhibiting amount} of, as a deposit inhibiting additive, a reaction product of an oligomeric olefin, maleic anhydride, and an N alkyl alkylene diamine and a 1,3,4 thiadiazole 
In accordance with { TAIL ~ the present invention } , the process comprises the addition to the hydrocarbon fuel , of { HEAD ~ a minor deposit inhibiting amount } of , as a deposit inhibiting additive , a reaction product of an oligomeric olefin , maleic anhydride , and an N alkyl alkylene diamine and a 1,3,4 thiadiazole
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD 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