Jack Ryan drillship to use retractable thrusters, MUX control systems

11/27/2000
Global Marine Inc.'s newest ultra-deepwater drillship, the Jack Ryanm sails for Trinadad to begin a 3-year contract with ExxonMobil Inc. The vessel is 759-ft long, 118-ft wide, and 344-ft tall.Click here to enlarge imageGlobal Marine Inc.'s Jack Ryan, one of the last drillships to be delivered from the current construction cycle, will utilize dynamic positioning, retractable thrusters, offline pipe-handling equipment, and a multiplex (MUX) blowout preventer (BOP) communication systems for future ultra-deepwater operations. The 759-ft long vessel departed Galveston, Tex., for Trinidad this month to begin a 3-year contract for ExxonMobil Corp. (Fig. 1).ManeuverabilityThe vessel utiliz...
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