Halliburton Co. acknowledged that it skipped a critical test on the final formulation of cement used to seal BP’s oil well before it blew out catastrophically in the Gulf of Mexico. The company, which ...

WASHINGTON (AP) — Halliburton Co. acknowledged that it skipped a critical test on the final formulation of cement used to seal BP’s oil well before it blew out catastrophically in the Gulf of Mexico.

WASHINGTON -- Tests performed before the deadly blowout of BP's oil well in the Gulf of Mexico should have raised doubts about the cement used to seal the well, but the company and its cementing ...

Halliburton Co. acknowledged late Thursday that it skipped doing a critical test on the final formulation of cement used to seal the BP oil well that blew out in the Gulf of Mexico. The company, which ...

Halliburton Co. has admitted that it skipped performing a critical test on the final formulation of cement used to seal the BP oil well that blew out in the Gulf of Mexico. The company, which was BP’s ...

Engineers have developed a new test that can predict the durability of cement in seconds to minutes -- rather than the hours it takes using current methods. The test measures the behavior of water ...