Once a well has been drilled, if it is to become a production well, the well must undergo completion. While drilling a well cuts through the rock formations and allows drilling engineers to reach the ...

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 ...

Significant casing-job planning and modeling, with a dynamic-surge model, enabled BP PLC successfully to run and cement the 135/8-in. intermediate casing, in the subsea development well Marlin SS-1, ...

BP chose to use an oil well casing that the company knew was not as safe as a second approach but was considered the better "economic" option, according to a BP document given to The New York Times by ...

Conductor casing Conductor casing is the first string set below the structural casing (i.e., drive pipe or marine conductor run to protect loose near-surface formations and to enable circulation of ...

WASHINGTON (Reuters) - BP Plc installed a type of cement casing on its now-ruptured undersea well that it knew ran the risk of leaking gases in order to save money, The New York Times reported on ...