Drilling fluids are a critical component in modern drilling operations, serving multiple functions such as transporting rock cuttings to the surface, maintaining wellbore stability, lubricating ...

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 ...

The pre-Caspian basin has the most promising onshore deep oil and gas bearing zones in the former Soviet Union. Also it is already one of the world's most important oil producing areas. A large ...