You’ve seen them on the horizon,those strange machines bobbing up and down in oil fields,but have you ever wondered how oil pumpjacks actually work? These iconic structures are more than just ...

He works for Greg’s Welding in Watford City, a shop that does custom and roustabout work in the oil fields. His idea for the Pat-Loc takes a potentially dangerous brake lock on a well pump jack ...

"My hope is through his bad experience that other kids will get this message to stay away from oil well sites." Many pump jacks turn on and off by an automatic timer. In Oklahoma City, well owners ...

Moderate to high maintenance cost along with limited offshore in oil fields, are constraints for the pump jack market. The vertical well segment constitutes the largest segment of the pump jack ...

A 17-year-old had his arm amputated in 2009 after falling from the head of a moving oil well pump jack in Oklahoma City. The teen and a friend had climbed the fence, turned on the jack and ...