WASHINGTON – WASHINGTON (AP) — The CEO of the company that owned the oil drilling rig that exploded in the Gulf of Mexico says the accident was caused by a failure of its cementing, casing or perhaps ...

This study reviews recent advances in ultrasonic cement bond quality evaluation and proposes a unified framework for enhanced signal processing in ...

The other day, I received an email from a representative of an international oil company, which is wholly owned by the government and reports to the Department of Energy. The email contained this ...

Used for a number of different reasons, cementing protects and seals the wellbore. Most commonly, cementing is used to permanently shut off water penetration into the well. Part of the completion ...

The tricky process of sealing an offshore oil well with cement - suspected as a major contributor to the Gulf of Mexico oil spill disaster - has failed dozens of times in the past, according to an ...

The tricky process of sealing an offshore oil well with cement — suspected as a major contributor to the Gulf of Mexico disaster — has failed dozens of times in the past, according to an Associated ...

PITTSBURGH -- At least two gas wells near a community that's complained of sudden drinking water pollution developed casing problems during the drilling process, but neither Rex Energy Corp. nor state ...

Summary: Ideal conditions for geothermal power can create some of the biggest cementing challenges for wells. Where traditional cementing methods fail, tailored cement formulations and processes can ...

Erle P. Halliburton in 1921 patented an advanced technology for cementing wells that brought greater production and environmental safety to America’s oilfields. With his “Method and Means for ...

Reporting from Washington — Weeks before the Deepwater Horizon exploded and sank, oil company BP and subcontractor Halliburton learned that tests had shown the cement mixture designed to seal the well ...