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  • Deepwater Technology: Drilling and completion innovations deliver world-class results in Angola


    C. Williams and S. Wilson

    Good organization, liberal use of new technologies and a "design one, build multiple" philosophy enabled ExxonMobil to rack up notable achievements offshore Angola. Several innovations achieved by the drilling team helped to deliver best-in-class results for Esso Exploration Angola Ltd.’s (Esso’s) activities on deepwater Block 15. Actions taken by the drilling team resulted in safe, environmentally sound operations that allowed production rate goals to be met or exceeded while reducing costs. These benefits have been achieved through the successful application of 1) a centralized functional organization that maintains critical personnel continuity and promotes proven practices transfer; 2) work practices that allow the company to apply available technology effectively, and to invent technology when required; and 3) the "Design One, Build Multiple" concept, which enabled tension-leg platform (TLP) personnel to share best practices and build upon prior successes. Exceptional results have been realized in the entire cycle of Esso’s well construction process...

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