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    • 2. 发明申请
    • MARINE RISER ASSEMBLY
    • 海上升降机组
    • WO2007127394A3
    • 2008-11-20
    • PCT/US2007010285
    • 2007-04-27
    • RTI ENERGY SYSTEMS INCBEARD MICHAEL ECOLE DAVID JCALDWELL CHRISTOPHER SFOLEY MICHAEL B
    • BEARD MICHAEL ECOLE DAVID JCALDWELL CHRISTOPHER SFOLEY MICHAEL B
    • F16L21/06
    • E21B17/085F16L37/138
    • A marine riser assembly having a first tubular member having an external surface with a plurality of first axially spaced formations, a second tubular member having an external surface with a plurality of second axially spaced formations thereon, a segmented ring in surrounding relationship to the first and second tubular members, the segmented ring having an inner surface with a plurality of formations engageable with the formations on the first and second tubular members, the engageable formations serving to urge the.first and second tubular members toward each other when the segmented ring is subjected to radially inwardly directed compressive forces, a sleeve in surrounding relationship to force the engageable formations together and a seal assembly for sealing against external and internal pressure.
    • 一种具有第一管状构件的海洋提升管组件,该第一管状构件具有多个第一轴向间隔的结构的外表面,第二管状构件,具有在其上具有多个第二轴向间隔的结构的外表面,与第一和第 所述分段环具有内表面,所述内表面具有可与所述第一和第二管状构件上的结构接合的多个结构,所述可接合结构用于当所述分段环受到所述第一和第二管状构件时朝向彼此推动所述第一和第二管状构件 径向向内的压缩力,围绕关系的套筒,以迫使可接合的结构在一起,以及用于密封抵抗外部和内部压力的密封组件。