How does the perfect well compare with the technical limit?

One Occidental partner routinely uses a technical-limit process to improve drilling performance in its deepwater operations. The approach has helped drilling teams identify and implement valuable improvements. The perfect-well concept is not meant to replace an appropriately used technical-limit process because the perfect well identifies opportunities to improve, not how to improve.An interesting question, however, is just how does an estimate of the perfect well compare with technical-limit estimates? The figure shows how the perfect-well time (estimated in less than 2 hr) compares with the estimate created with a technical-limit process on nine wells drilled over more than a year. Cli...

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