Long Stroke Belt Driven Unit

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############################# Video Source: www.youtube.com/watch?v=k1HvyPHbkcw

-An oil well pumped by a belt driven unit (Weatherford Rotaflex) in the midway sunset oilfield, California. • Credit goes to Curt Elliott. • For more details, please refer to the article 10 Types of Rod Pumping Units . Link: https://production-technology.org/typ...

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