... obtained from the 3M Company. The beads are marketed under the trade name of 3M TM Glass Bubbles. The beads were characterized for particle size distribution. Four different products were considered in this study. They were chosen to provide a range of surface are per unit volume and particle size. Table...

... to increase frictional losses, especially at moderate dosages. cylinder frictional pressure loss drag increase drilling operation society of petroleum engineers exxonmobil upstream research company enhanced recovery upstream oil & gas fiber glass bubble suspension particle gas flow...

... that incorporated hollow glass spheres, also known as glass bubbles, as a density reducing agent in a drilling fluid. In this field application, a proprietary oil-in-water emulsion fluid developed by PDVSA-INTEVEP which contained hollow glass bubbles (3M) was used during the drilling of a producing interval...