DCS-S: Sizes available: 3" - 4-7/8” O.D. DCS-R: Sizes available: 4-½" - 7” O.D. DCS-L: Sizes available: 5-½" - 14” O.D.
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 ...
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