Performance Drilling—Definition, Benchmarking,
2009-3-17 · Some also believe that the use of drive tools that increase RPM or torque (PDM or turbine) in a bottomhole assembly (BHA) qualifies as PD. Others associate PD with the use of rotary steerable tools (RST). It must be stated, that even when relevant for a particular drilling operation, the mere use of a new technology or tool does not qualify as PD.
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