R
Robello Samuel
Researcher at Halliburton
Publications - 272
Citations - 2171
Robello Samuel is an academic researcher from Halliburton. The author has contributed to research in topics: Casing & Drilling. The author has an hindex of 21, co-authored 251 publications receiving 1812 citations. Previous affiliations of Robello Samuel include University of Houston.
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Effect of CuO and ZnO nanofluids in xanthan gum on thermal, electrical and high pressure rheology of water-based drilling fluids
Jay Karen Maria William,Swaminathan Ponmani,Robello Samuel,Rajarathinavelu Nagarajan,Jitendra S. Sangwai +4 more
TL;DR: In this article, a nanofluid-enhanced water-based drilling mud (NWBM) was used to address efficient drilling in an HPHT (High Pressure and High Temperature) environment.
Journal ArticleDOI
Formation and characterization of thermal and electrical properties of CuO and ZnO nanofluids in xanthan gum
Swaminathan Ponmani,Jay Karen Maria William,Robello Samuel,Rajarathinavelu Nagarajan,Jitendra S. Sangwai +4 more
TL;DR: In this paper, the thermal and electrical conductivities of zinc oxide and copper oxide nanofluids with varying concentrations of nanoparticles (0.1, 0.3, and 0.5 ) were analyzed using a scanning electron microscope and dynamic light scattering (DLS) method, respectively.
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Friction factors: What are they for torque, drag, vibration, bottom hole assembly and transient surge/swab analyses?
TL;DR: The term "mechanical friction factor" has been used for fluid flow engineering calculations in the drilling industry as discussed by the authors and is used as a proxy for the coefficient of friction (COF) or the Coulomb friction, a dimensionless scalar value, in the estimation of torque, drag, and side forces.