Dog Leg Severity (DLS) & Side Load (SL)  Recommendations to Drilling Lynn Rowlan – Echometer Norman W. Hein, Jr. – Oil & Gas Optimization Specialists, Ltd. 2019 ALRDC/SWPSC Sucker Rod Pumping Workshop Oklahoma City, OK, USA September 9-12 Dog Leg Severity (DLS) had been used for many decades as recommendations to drill oil and gas […]