Casing wear remains a critical issue in oil and gas well operations, particularly as wells become deeper and more deviated. Research in this field focuses on elucidating the mechanisms of wear ...

BP concluded that its "top-kill" attempt last week to seal its broken well in the Gulf may have failed due to a ruptured disk inside the well about 1,000 feet below the ocean floor.

New oil and gas development techniques like horizontal drilling and high-volume hydraulic fracturing have dominated public concern in recent years about groundwater contamination in oil and gas basins ...

A similarly abrupt pressure jump occurred following a well casing rupture. Nevertheless, methane concentrations in hilltop MWs never rose above 0.12 mg/L, 65 times lower than the regulatory action ...

Oil and gas wells are designed to fully contain (via a series of nested steel pipes with cement in between) any fluids they are pumping up from oil and gas reservoirs. However, due to stresses ...

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 ...

A study explores oil and gas well integrity in three states in the United States. ... (SCP) and/or casing vent flow (CVF), which imply a compromise of internal well integrity.