Cost, lay method major factors in subsea coiled-tubing pipeline

Based on a presentation to the Offshore Tech nology Conference, Houston, May 3-6, 1999.The experience of the Gulf of Suez Petroleum Co. (Gupco), Cairo, supports use of coiled tubing for certain subsea pipeline applications.Gupco is a joint venture of Egyptian General Petroleum Corp. and BP Amoco.Primary drivers for the company's using this technology were low cost and rapid installations. Although it considered or tried several installation methods, each provided an economic gain when compared to traditional methods.The company has found that pipe diameter is the single most limiting factor in determining application feasibility. With advent of larger diameters, however, other limiting...

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