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    • 1. 发明授权
    • Threaded connection
    • 螺纹连接
    • US08678448B2
    • 2014-03-25
    • US13512444
    • 2010-11-26
    • Bertrand MaillonPierre MartinJerome Durivault
    • Bertrand MaillonPierre MartinJerome Durivault
    • F16L25/00
    • F16L15/06E21B17/042
    • A threaded connection used in exploration and operation of hydrocarbon wells includes first and second tubular components, including respective male and female ends and threaded zones. The threaded zones include respective male and female threads, the threads including a root, a crest, a stabbing flank, and a load flank. A groove is provided in the load flank of the threaded zone of the female end and/or the male end respectively, adjacent to the root, and a boss projects axially from the load flank of the threaded zone of the male end and/or respectively from the female end adjacent to the crest, the boss including a convex and concave surfaces. The boss is housed in the groove with, in a connected state, a radial clearance between the concave surface and the groove and an axial clearance between the end of the boss and the bottom of the groove.
    • 用于勘探和操作烃井的螺纹连接件包括第一和第二管状部件,包括各自的公端和母端以及螺纹区域。 螺纹区域包括相应的阳螺纹和内螺纹,螺纹包括根部,顶部,刺入侧面和负载侧面。 在阴端部和/或阳端部的螺纹区域的负载侧面分别设置有与根部相邻的凹槽,并且凸台从阳端的螺纹区域的负载侧面轴向地和/或分别 从与顶部相邻的母端,凸台包括凸面和凹面。 凸台在连接状态下容纳在凹槽中,凹面和凹槽之间的径向间隙以及凸台的端部和凹槽的底部之间的轴向间隙。
    • 2. 发明申请
    • THREADED CONNECTION
    • 螺纹连接
    • US20120286507A1
    • 2012-11-15
    • US13512444
    • 2010-11-26
    • Bertrand MaillonPierre MartinJerome Durivault
    • Bertrand MaillonPierre MartinJerome Durivault
    • E21B17/042F16L15/06
    • F16L15/06E21B17/042
    • A threaded connection used in exploration and operation of hydrocarbon wells includes first and second tubular components, including respective male and female ends and threaded zones. The threaded zones include respective male and female threads, the threads including a root, a crest, a stabbing flank, and a load flank. A groove is provided in the load flank of the threaded zone of the female end and/or the male end respectively, adjacent to the root, and a boss projects axially from the load flank of the threaded zone of the male end and/or respectively from the female end adjacent to the crest, the boss including a convex and concave surfaces. The boss is housed in the groove with, in a connected state, a radial clearance between the concave surface and the groove and an axial clearance between the end of the boss and the bottom of the groove.
    • 用于勘探和操作烃井的螺纹连接件包括第一和第二管状部件,包括各自的公端和母端以及螺纹区域。 螺纹区域包括相应的阳螺纹和内螺纹,螺纹包括根部,顶部,刺入侧面和负载侧面。 在阴端部和/或阳端部的螺纹区域的负载侧面分别设置有与根部相邻的凹槽,并且凸台从阳端的螺纹区域的负载侧面轴向地和/或分别 从与顶部相邻的母端,凸台包括凸面和凹面。 凸台在连接状态下容纳在凹槽中,凹面和凹槽之间的径向间隙以及凸台的端部和凹槽的底部之间的轴向间隙。