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    • 3. 发明申请
    • DYNAMIC RISER STRING HANG-OFF ASSEMBLY
    • 动态上升器组合
    • WO2013059256A1
    • 2013-04-25
    • PCT/US2012/060522
    • 2012-10-17
    • CAMERON INTERNATIONAL CORPORATION
    • GILMORE, David L.PUCCIO, William F.
    • E21B19/06E21B19/24
    • E21B19/004
    • A dynamic hang-off assembly for supporting a riser string from an off-shore drilling rig including a dynamic tensioning system. The hang-off assembly includes a housing with a passage through the housing. The housing also includes a locking mechanism. The assembly further includes an adapter positionable within the housing passage. The outer surface of the adapter includes a profile. The riser string is also attachable to the adapter. The locking mechanism actuates to engage the adapter profile and secure the adapter to the housing. When the riser string is connected to the adapter and the adapter is secured by the housing, the riser string is supportable by the housing. The housing is also dynamically supportable by the dynamic tensioning system to dynamically support the riser string.
    • 一种用于支撑来自包括动态张紧系统的离岸钻机的立管串的动态悬挂组件。 悬挂组件包括具有通过壳体的通道的壳体。 壳体还包括锁定机构。 组件还包括可定位在壳体通道内的适配器。 适配器的外表面包括轮廓。 提升管串也可连接到适配器。 锁定机构致动以接合适配器轮廓并将适配器固定到壳体。 当提升管串连接到适配器并且适配器被壳体固定时,提升管串可由壳体支撑。 动态张紧系统也可动态地支撑外壳,以动态地支撑立管串。
    • 5. 发明申请
    • SYSTEM FOR CONVEYING FLUID FROM AN OFFSHORE WELL
    • 从海底输送流体的系统
    • WO2014018519A1
    • 2014-01-30
    • PCT/US2013/051659
    • 2013-07-23
    • CAMERON INTERNATIONAL CORPORATION
    • CAIN, DavidPUCCIO, William F.CHOU, Shian Jiun
    • E21B19/08E21B17/02E21B15/02
    • E21B19/004E21B7/12E21B17/01E21B19/002E21B19/10E21B33/06
    • The riser system of the present invention includes an external production riser for floating structures with interfaces to the dry and subsea wellheads, internal tieback riser with a special lower overshot/slipping connector for elevated temperatures. The seals can be metallic and/or non-metallic dynamic seals. Special centralizing pipe connectors and a special subsea wellhead tubing hanger are also included. This riser system avoids the penalty of pipe within pipe differential thermal growth and the resulting unwanted effects on the floating structure. This is accomplished by allowing an overshot sealing slipping connector to swallow an expanding polished rod as thermal conditions cause pipe elongation axially. When elevated temperatures fall to ambient the opposite occurs as the pipe shrinks axially. Alternatively, a system is possible where a two pipe drilling riser is needed. The internal pipe in this case would be an inner riser rather than a tubing string.
    • 本发明的立管系统包括用于浮动结构的外部生产提升器,其具有与干式和海底井口的接口,具有用于升高的温度的特殊的较低的过冲/滑动连接器的内部回接提升管。 密封件可以是金属和/或非金属动态密封件。 还包括特殊集中管连接器和特殊海底井口管挂架。 这种提升管系统避免了管道差热过程中的管道损坏以及对浮动结构造成的不必要的影响。 这是通过允许超轻的密封滑动连接器吞咽膨胀的抛光棒来实现的,因为热条件导致管轴向伸长。 当升高的温度降至环境温度时,管道会沿轴向收缩。 或者,可能需要两个管道钻井立管的系统。 在这种情况下,内管将是内立管而不是油管柱。