发明名称 LANDING STRING COMPENSATOR
摘要 The present invention generally relates to an apparatus (100) and method for compensating a landing string (50) due to movement of a floating rig platform. In one aspect, a compensation system for use with a landing string is provided. The compensation system includes a slip joint member attachable to the landing string, the slip joint member having an upper portion and a lower portion. The compensation system further includes a first lock assembly configured to connect the upper portion of the slip joint member to a floating rig. Additionally, the compensation system includes a second lock assembly configured to connect the lower portion of the slip joint (20) member to a riser (40) disposed below the floating rig (5). In another aspect, a method for compensating a landing string due to movement of a floating rig is provided.
申请公布号 CA2721077(C) 申请公布日期 2013.12.24
申请号 CA20092721077 申请日期 2009.04.10
申请人 WEATHERFORD/LAMB, INC. 发明人 MOUTON, DAVID E.;HAYES, MICHAEL;HEIDECKE, KARSTEN;HAVENS, DAVID J.;FISHER, RALEIGH;HOLLINGSWORTH, JIM;BOUTWELL, DOYLE
分类号 E21B19/00;E21B19/09 主分类号 E21B19/00
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