Drilling deeper, longer and more challenging wells has been made possible by improvements in drilling technologies, including more efficient and effective drilling fluids. Drilling fluids, also ...

Drilling costs can be estimated with a combination of established, analytic techniques. This article, concluding a three-part series, presents a general framework to estimate costs with a formalized ...

A nonaqueous drilling fluid system engineered with a low-viscosity synthetic internal olefin base resolved operational problems in drilling tight gas wells in the Basin Center area in Western Canada.