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Drilling Engineering

Critical RPM

BHA length for desired WOB Max Drill Pipe Length with a BHA Stuck Pipe Computation Critical RPM to avoid Vibration Min Flow Rate for PDC bit Control Drilling Empirical Drill Collar Weight (Spiral and Regular) Surge and Swap Pressure Ton Mile calculation

Length of one joint

ft

Drill pipe OD

inch

Drill Pipe ID

inch