Deepwater drilling reaches greater depths with new technologies

Advanced deepwater drilling technologies are allowing companies to explore and extract oil and natural gas reserves in depths that have never been reached before. A proprietary seismic-imaging technology allows Chevron to survey deep-sea surfaces with improved clarity. Meanwhile, BP said it is working on what it calls "Project 20KTM," which would enable the company to safely explore deep-sea resources even at high pressures.

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