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    • 6. 发明公开
    • Shoulder ring installation tools
    • 肩环安装工具
    • EP2899362A3
    • 2015-12-23
    • EP15155051.4
    • 2008-02-28
    • Noetic Technologies Inc.
    • SLACK, Maurice William
    • E21B17/042E21B17/02E21B17/08E21B19/16F16L15/04
    • B25B27/0028E21B17/042E21B17/043E21B17/08E21B19/16F16L15/003F16L15/08
    • A shoulder ring, for installation in a threaded pipe coupling between the installed pin ends of two pipes being connected by the coupling, has opposing end faces and a central opening, and may be lobate or circular in shape. The shoulder ring provides enhanced axial retention within the coupling by incorporating a thread element which engages the internal threads of the coupling to prevent or deter displacement of the ring from the coupling. Alternatively, enhanced axial retention may be provided by means of an interference or interlocking fit that is plastically induced during the ring installation process. The shoulder ring may be of lobate or circular configuration, with the axial retention of lobate embodiments being further enhanced by forces acting radially outward against the coupling due to elastic deformation of the ring during installation. Also disclosed are tools for installing the shoulder rings in a threaded coupling.
    • 用于安装在通过联接器连接的两个管的安装的销端之间的螺纹管联接件中的肩环具有相对的端面和中心开口,并且可以是叶形或圆形形状。 通过结合与联接器的内螺纹接合的螺纹元件,肩环提供联接器内的增强的轴向保持,以防止或阻止环从联接器移位。 或者,可以通过在环安装过程中塑性引起的干涉或互锁配合来提供增强的轴向保持力。 肩环可以是叶形或圆形结构,其中叶片实施例的轴向保持力由于在安装过程中由于环的弹性变形而径向向外作用在联轴器上的力进一步增强。 还公开了用于将肩环安装在螺纹联接器中的工具。
    • 10. 发明公开
    • INNER STRING CEMENTING TOOL
    • 内筋紧固工具
    • EP2718537A1
    • 2014-04-16
    • EP12797029.1
    • 2012-06-05
    • Noetic Technologies Inc.
    • SHUTE, Daniel, MarkSLACK, Maurice William
    • E21B33/13
    • E21B33/13E21B17/05E21B33/05E21B33/126E21B33/14
    • A cementing adaptor includes a cylindrical carrier carrying a casing seal, a middle interval and a lower end separated by an annular rib, and a cylindrical swivel element disposed around and coaxially rotatable relative to the middle interval. A cylindrical connector has an upper end rotatably disposed around the carrier's lower end and non- rotatably connected to the swivel element, plus a lower end connectable to an inner tubular string. With the carrier's upper end connected to a casing running tool (CRT), this assembly can be disposed within a casing string with the casing seal engaging the casing and preventing fluid flow into the casing annulus below the seal when cement is pumped down the inner string, such that the cement is urged into the wellbore annulus. The swivel connection limits torque transfer that might otherwise overload the CRT or its connection to the cementing adaptor.
    • 一种固井适配器包括具有壳体密封件,由环形肋隔开的中间间隔和下端的圆柱形承载件以及围绕中间间隔设置并且可以相对于中间间隔同轴旋转的圆柱形旋转元件。 圆柱形连接器具有可旋转地布置在托架的下端周围并且不可旋转地连接到旋转元件的上端,以及可连接到内部管柱的下端。 在将承载件的上端连接到套管工具(CRT)上的情况下,该组件可以布置在套管柱内,使得套管密封件接合套管并且当水泥沿着内管柱泵入时防止流体流入密封件下方的套管环空中 ,使得水泥被推入井筒环空中。 旋转连接限制了扭矩传递,否则可能使CRT或其与连接适配器的连接超载。