BP chose to use an oil well casing that the ... said that a "loss of integrity" of the wellhead's casing created a path for hydrocarbons to enter the well. In addition, Mark Bly, the company's ...

The ability to optimize the complete casing design depends on the availability of alternate means of meeting the well ... Oil production = 10,000 b/d. Gas production = 80 MMcfd. Wellhead pressure ...

A tension cut and pull subsea wellhead retrieval system has reduced the time required to abandon subsea wells, according to the service provider Baker Oil ... casing and casing hanger from the well.

A Christmas tree is a piece of equipment that provides flow control on a oil or gas well ... device sits atop the wellhead as the well is drilled and casing/tubing strings are inserted.

WASHINGTON — Several days before the explosion on the Deepwater Horizon oil rig, BP officials chose, partly for financial reasons, to use a type of casing for the well that the company knew was ...

Workers from the Deepwater Horizon oil rig ... The casing pipe that lined the well had cement that, if it did not seal properly, would allow gas to leak to the wellhead, where there was only ...