Stuck pipe calculations - Method-2
Input(s)
e: Pipe Stretch (in.)
Wdp: Drill Pipe Wt. (lb/ft)
Pd: Differential Pull (lb)
Output(s)
\(h_{f}\): Feet of Free pipe (ft)
Formula(s)
\[
h_{f}=735294 * e * \frac{W d p}{P d}
\]
Reference(s)
Formulas and Calculations for Drilling, Production and Workover, Second Edition, Lapeyrouse, Page: 74.