DICKINSON, N.D. -- When oil prices drop, rig workers winnow down and companies pull their drilling rigs into the Bakken's core, the discharged derricks and associated equipment have to go somewhere -- ...

Year and a half ago two veteran Oklahoma oil men put a fancy new, aluminum-colored portable rotary drilling rig on display at the International Petroleum Exposition in Tulsa, Okla. It attracted little ...

In connection with minor repair work the derrick of the drillship, West Navion, it has been uncovered cracks in the wire sheaves in the hoisting system of the dual derrick set (Ram Rig). As a result ...