In such formulations {HEAD ~ the molecular weight} of {TAIL ~ the polyethylene glycol} is important in obtaining low shear rate yield stress characteristics in fresh water slurries, at elevated temperatures for maximum drill solids carrying capacity within the wellbore 
In such formulations { HEAD ~ the molecular weight } of { TAIL ~ the polyethylene glycol } is important in obtaining low shear rate yield stress characteristics in fresh water slurries , at elevated temperatures for maximum drill solids carrying capacity within the wellbore
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL 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 OTH OTH OTH OTH OTH OTH OTH