ConocoPhillips, Tesco Corp., and Schlumberger Ltd. successfully tested rotary-steerable casing drilling in South Texas, combining directional drilling technology with casing drilling. "Each of these ...

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 ...

CARROLLTON, Texas--(BUSINESS WIRE)--Varel International, a leading manufacturer of drill bits and a global supplier to the drilling industry, announces the development of the CaseBit™ advanced casing ...

Conductor casing Conductor casing is the first string set below the structural casing (i.e., drive pipe or marine conductor run to protect loose near-surface formations and to enable circulation of ...

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 with ...

Oil and gas exploration and production (E&P) companies must perform one very important phase after drilling a well to its total depth. They need to prepare the well for production of oil or gas—in ...