{HEAD ~ The application} of ultrasonic energy to heavy crude oil, {TAIL ~ water} or brine and an alkaline chemical makes it possible to generate stable microemulsions having low viscosities 
to
{ HEAD ~ The application } of ultrasonic energy to heavy crude oil , { TAIL ~ water } or brine and an alkaline chemical makes it possible to generate stable microemulsions having low viscosities
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH