The blend of beneficiating agents affects a decreasing yield stress character with decreasing {TAIL ~ temperature} to permit {HEAD ~ drill solids removal} at ambient surface conditions 
The blend of beneficiating agents affects a decreasing yield stress character with decreasing { TAIL ~ temperature } to permit { HEAD ~ drill solids removal } at ambient surface conditions
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH