Movie images obtained with an off-the-shelf camcorder deployed on the end of a rope greatly reduced the time and cost associated with fishing and casing repair of a severely damaged shallow heavy-oil ...

Increasing casing failures in Daqing oil field have aggravated damage to wells. A new method to repair these failures removes and replaces damaged casing with a sleeve milling pipe string. This is an ...

Some Congressional investigators who have consulted with a noted scientist are concerned about reports that the Deepwater Horizon oil rig's well casing is damaged. The fear is "we could end up with ...

Casing wear is a serious problem in highly-deviated wells because serious wear will lead to casing deformation, drilling tool sticking and failure of subsequent operations. The purpose of this paper ...

PORTER RANCH (CBSLA/AP) – A ruptured well casing and a lack of proper safety regulations were the cause of a 2015 Aliso Canyon methane gas leak which forced thousands of Porter Ranch residents to flee ...