Mud circulation monitoring provides real-time verification of hydraulic balance, hole cleaning, and primary well control during drilling. It sits in the drilling execution phase, interfacing tightly ...

HOUSTON — At 53 feet tall and 325 tons, the blowout preventer that occupies center stage in the worst American oil spill in two decades is a huge stack of equipment. But it is also a jumble of ...

The recently proven continuous circulation system (CCS) for drilling mud has now chalked up two successful commercial applications. Next, in not much more than a month, this cost-saving aid for ...

Shell UK Exploration & Production, an operating unit of Royal Dutch/Shell Group, used an electromagnetic measurement-while-drilling (EM-MWD) tool to transmit downhole-measured data during drilling ...