How to Determine the Location of Downhole Sticking O. Lynn Rowlan – Echometer Carrie Anne Taylor – Echometer Ken Skinner – Echometer 2019 ALRDC/SWPSC Sucker Rod Pumping Workshop Oklahoma City, OK, USA September 9-12 Mechanical Friction in the well changes the measured rod loading of the surface measured dynamometer card.  The mechanical friction acting on […]