New tools, approaches meet increased downhole demands

Numerous new drilling, completion, and producing technologies offer a variety of improved approaches that facilitate and lower the cost for recovering hydrocarbons from complex environments at optimal producing rates.Many of today's fields under development and production lie in harsh climates and deeper water and have reservoirs with such complications as very high pressures and temperatures, low permeabilities, unconsolidated sand, and viscous fluids.To address these conditions, some new technologies available to operators include a variety of rotary steerable systems, advanced logging-while-drilling (LWD) tools, methods for controlling pressure in the annulus between casings, expan...

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