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