Wednesday, April 29 2020

12 PM - 1 PM
Wednesday, Apr 29, 2020 noon
Luncheons and Webinars

Different types of forces NOT accounted for by the wave equation are 1) mechanical friction, 2) piston force acting on the polished rod due to tubing back pressure and 3) true vertical rod weight. Mechanical friction will be discussed from 1) over-tight stuffing box, 2) down hole sticking due to a severe dogleg in the …