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 ...
Kazem Javanmardi, Ken D. Flodberg Shell Offshore Inc. New Orleans James J. Nahm Shell Development Co. Houston A new mud-to-cement conversion technology has eliminated mud displacement problems, ...
Canadian oil service firm Tesco Corp. sold its new-technology drilling services division to Houston-based Weatherford International Inc. for $33 million. Tesco officials said the company sold its ...
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