Categories for Pump Jack

3 Key Facts About Pump Jacks

April 1, 2023

3 Key Facts About Pump Jacks A pump jack is a mechanical device used in the oil field to lift liquid – usually an emulsion of crude oil and water – out of an oil well. The device is also known as a donkey pumper, oil horse or pumping unit.┬áIt was invented in 1925 by Walter Trout working for Lufkin Foundry & Machine Company in Texas. It is the dominant form of artificial lift in the oil field industry. Function When you look around the oil fields of Appalachia, Texas or other places where crude is produced, you’ll see plenty... View Article

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