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 ...

On MWD jobs, the maximum resolution log-termed the “memory log-is made from a dump of the tool’s memory when the tool is tripped to surface. With wired-pipe it is possible to obtain a memory ...

The Metropolitan Water District of Southern California is dropping plans to push ahead with a two-tunnel proposal to revamp the state’s water delivery system, opting to pursue a scaled-back ...