Full-scale test of deepwater hot-tap system set for early 2002

Williams Cos. Inc., Tulsa, and three other companies have spent 4 years and about $5 million to conceive and design a diverless, deepwater hot-tapping system that will undergo full-scale testing this spring on a Williams pipeline in the US Gulf of Mexico. For this test of commercial viability, Williams will spend another $5 million. Click here to enlarge imageThe system, call Deep Tap, has already been patented in the US, and international patents are pending (Fig. 1).The other companies that have been involved in the project are Oil States HydroTech Systems Inc., Houston; Oceaneering International, Houston; and T.D. Williamson Inc., Tulsa.The hot-tap machine developed by these four comp...

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