Pilot-scale experimental study of gas migration in wellbores

SS Rao, GA Samdani, G Penny, Q Wu… - SPE Annual Technical …, 2022 - onepetro.org
Gas migration velocity impacts the planning of pressurized mud cap drilling (PMCD) as it
plays a pivotal role in the selection of fluid volumes and logistics. A pilot-scale experimental …

Investigation of Lightweight Drilling Fluids for Stability, Properties, and Performance at Downhole Conditions Through a Novel Pilot Facility

S Bhagwat, A Wileman, L Gutierrez, S Rao… - SPE/IADC Drilling …, 2023 - onepetro.org
This paper describes the methods developed for testing and qualification of novel
lightweight drilling fluids (foams, glass-bead fluids) using a unique pilot-scale test facility …

Full-Scale Solids Control Testing of a Light Density Hollow Glass Beads Drilling Fluid

N Kostov, G Penny, J White, N Shoykhet… - SPE/IADC Drilling …, 2023 - onepetro.org
Light density drilling fluids with hollow glass beads (HGB) are growing in applications for
drilling depleted formations with minimal losses and increasing rate of penetration …