Method for drilling wellbores from an offshore platform

Details Method for drilling wellbores from an offshore platform Method for drilling wellbores from an offshore platform

E - Fixed Constructions

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B

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E21B 7/136 (2006.01) E21B 7/128 (2006.01) E21B 21/00 (2006.01) E21B 43/01 (2006.01) E21B 43/017 (2006.01)

Patent

CA 1150717

Case: ICR 6577A A METHOD FOR DRILLING WELLBORES FROM AN OFFSHORE PLATFORM ABSTRACT A method for drilling wellbores from an offshore plat- form to penetrate a subterranean formation using a combination of surface drilling techniques and subsea drilling techniques to achieve an improved effectiveness by avoiding the necessity for large conduits communicating the ocean floor and the offshore platform.

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