Slim wells, subsea heated lines, Cantarell among OTC tech highlights

Advances in slim-well construction, start-up of the first subsea heated pipeline bundle, and an update on Mexico's Cantarell megaproject were among the highlights of technical sessions at the Offshore Technology Conference in Houston last week. Slim-well construction Searching for ways to drill in deeper water, many offshore operators have renewed interest in slimmer well construction. Dan Turner of XL Technology, speaking on behalf of a group of operators, said, "One of the key drawbacks to slim-well technology is that you lose your diameter across the reservoir." However, "If you start at the reservoir, and keep the desired borehole that you need across your (pay zo...

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