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    • 6. 发明授权
    • Well tubular running tool
    • 井管运行工具
    • US07806176B2
    • 2010-10-05
    • US11787890
    • 2007-04-17
    • Braxton I. Moody, V
    • Braxton I. Moody, V
    • E21B19/00
    • E21B19/16
    • A casing running tool comprising an integral elevation module and make-up/torque module. In accordance with one aspect or the invention, the tool is adapted to automatically engage a collared end of a tubular structure such as a casing string segment. The integral make-up/torque module is actuated by hydraulic control lines to exert compression force upon the outer diameter of a tubular, such as a casing string segment. This compression force is sufficient to enable torque to be applied to the tubular without slippage. In one embodiment, the make-up/torque module comprises an outer body carrying a plurality of hydraulically-actuable pistons, such that the tool is actuable from the rig floor to grasp the tubular with sufficient force that rotational force (torque) supplied via a drive motor in a top-drive rig. In accordance with another embodiment, the multifunction tool further includes an internal ball valve assembly for selectively allowing or restricting fluid flow through the tool. The elastic strength of biasing means on either end of the ball valve assembly takes into account possible over- or under hydraulic pressures which may exist within the tubulars already deployed.
    • 一种套管运行工具,包括一体式升降模块和补偿/扭矩模块。 根据一个方面或本发明,工具适于自动接合管状结构(例如套管柱段)的套环端。 整体补充/扭矩模块由液压控制线驱动,以对诸如套管柱段的管状物的外径施加压缩力。 该压缩力足以使扭矩施加到管状体上而没有滑动。 在一个实施例中,补充/扭矩模块包括承载多个可液压致动的活塞的外部主体,使得该工具可从钻机底座致动,以足够的力来抓住管状物,该力通过经由 驱动电机在顶级驱动器。 根据另一个实施例,多功能工具还包括用于选择性地允许或限制流过工具的流体的内部球阀组件。 在球阀组件的任一端上的偏置装置的弹性强度考虑了可能存在于已经部署的管状体内的过压或过低的液压压力。
    • 7. 发明申请
    • Well Tubular Running Tool
    • 井管运行工具
    • US20100326647A1
    • 2010-12-30
    • US12870640
    • 2010-08-27
    • Braxton I. Moody, V
    • Braxton I. Moody, V
    • E21B19/18F16K5/06F16K31/54
    • E21B19/16
    • A casing running tool comprising an integral elevation module and make-up/torque module. In accordance with one aspect or the invention, the tool is adapted to automatically engage a collared end of a tubular structure such as a casing string segment. The integral make-up/torque module is actuated by hydraulic control lines to exert compression force upon the outer diameter of a tubular, such as a casing string segment. This compression force is sufficient to enable torque to be applied to the tubular without slippage. In one embodiment, the make-up/torque module comprises an outer body carrying a plurality of hydraulically-actuable pistons, such that the tool is actuable from the rig floor to grasp the tubular with sufficient force that rotational force (torque) supplied via a drive motor in a top-drive rig. In accordance with another embodiment, the multifunction tool further includes an internal ball valve assembly for selectively allowing or restricting fluid flow through the tool. The elastic strength of biasing means on either end of the ball valve assembly takes into account possible over- or under hydraulic pressures which may exist within the tubulars already deployed
    • 一种套管运行工具,包括一体式升降模块和补偿/扭矩模块。 根据一个方面或本发明,工具适于自动接合管状结构(例如套管柱段)的套环端。 整体补充/扭矩模块由液压控制线驱动,以对诸如套管柱段的管状物的外径施加压缩力。 该压缩力足以使扭矩施加到管状体上而没有滑动。 在一个实施例中,补充/扭矩模块包括承载多个可液压致动的活塞的外部主体,使得该工具可从钻机底座致动,以足够的力来抓住管状物,该力通过经由 驱动电机在顶级驱动器。 根据另一个实施例,多功能工具还包括用于选择性地允许或限制流过工具的流体的内部球阀组件。 在球阀组件的任一端上的偏置装置的弹性强度考虑了可能存在于可能存在于已经部署的管状体内的过压或过低的液压