New approach replaces jetting to deepen structural casing based on fracture gradient; builds on proven, casing-drilling technology, and creates a more favorable wellbore geometry to more frequently ...

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 ...

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 ...

Conoco Inc., Houston and Tesco Corp., Calgary, commercialized the Casing-Drilling process by signing a multiyear, multiwell contract, which they say is their first for Casing-Drilling services. The ...

Well casing is the set of concentric steel strings run and cemented in a borehole to provide structural support, isolate formations, and create a pressure-tight conduit for drilling and production. It ...

Petrobras’s numerical simulations by finite-element modeling yielded a preliminary two-stage drilling strategy through thick salt sections in the Santos basin off Brazil. The presence of evaporite ...

With the drilling of this initial well, HECO has completed the first step in earning on the farm-in block of eight sections. Perpetual will retain a 25% working interest in the project and collect a 7 ...