Air Balanced Pump Jack
912 305 168 lufkin air balanced pumping unit.
Air balanced pump jack. Schlumberger conventional crank balanced and beam balanced pumping units are among the most respected and recognized brands in the rod pumping industry offering reliable cost effective performance at a competitive price. The central power which might operate a dozen or more pumpjacks would be powered by a steam or internal combustion engine or by an electric motor. In the early days pumpjacks worked by rod lines running horizontally above the ground to a wheel on a rotating eccentric in a mechanism known as a central power.
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