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    • 3. 发明公开
    • Threaded connector
    • Schraubverbindung
    • EP0957233A2
    • 1999-11-17
    • EP99303601.1
    • 1999-05-07
    • Dril-Quip, Inc.
    • Reimert, Larry E.Britton, James S.
    • E21B17/042F16L15/04
    • F16L15/004E21B17/042E21B19/16Y10T29/49863
    • Method and apparatus are disclosed to complete a threaded connection between two connector members by relative rotation between the connectors, utilizing fluid pressure between them to overcome radial load resistance during make up by rotation, and thereafter to produce axial and radial loading in the completed connection, but without otherwise applying longitudinal forces to drive the two connectors together to make up the threaded connection. In a disclosed embodiment, a pin connector (10) has a tapered neck with external threads, and a box connector (12) has a collar with a tapered interior, featuring tapered threads. The pin neck is received within the box collar, and the two sets of threads are made up by relative rotation between the pin and box. When a stall position is reached due to radial resistance forces, two combinations of bump and ramp seals (38,42,48,52) provide a sealed zone between the sets of threads. Fluid pressure is applied in the sealed zone to radially contract the neck and expand the collar without breaking the sealing engagement between the bump seals and the ramp seals. The resulting reduction of radial resistance between the neck and collar allows the further threading of the pin and box together by rotation between them until load surfaces of the pin and box mutually engage. Subsequent release of the fluid pressure from the sealed zone allows the pin neck to expand and the box collar to contract, moving the two sets of threads together, and radially loading the engagement at the seals. The load surfaces of the pin and box threads are slanted so that a wedging action is produced that further axially loads the connected pin and box.
    • 公开了方法和装置,通过连接器之间的相对旋转来完成两个连接器构件之间的螺纹连接,利用它们之间的流体压力来克服通过旋转构成期间的径向负载阻力,然后在完成的连接中产生轴向和径向负载, 但是没有另外施加纵向力来将两个连接器驱动在一起以构成螺纹连接。 在公开的实施例中,销连接器(10)具有带有外螺纹的锥形颈部,并且盒连接器(12)具有带锥形内部的套环,其具有锥形螺纹。 销钉颈被接纳在箱环内,两组螺纹由销和箱之间的相对旋转构成。 当由于径向阻力而达到失速位置时,凸起和斜面密封件(38,42,48,52)的两个组合提供了在该组螺纹之间的密封区域。 在密封区域中施加流体压力以径向收缩颈部并且使套环膨胀而不破坏凸块密封件和坡道密封件之间的密封接合。 由此导致颈部和轴环之间的径向阻力的减小允许通过它们之间的旋转进一步将销和盒的螺纹连接在一起,直到销和箱的承载表面相互接合。 随后从密封区域释放流体压力允许销颈膨胀并且箱环收缩,将两组螺纹移动在一起,并且在密封件处径向地加载接合。 销和箱螺纹的承载表面是倾斜的,从而产生进一步轴向加载连接的销和箱的楔入动作。
    • 5. 发明公开
    • Liner hanger, running tool and method
    • 内胆衣架,运行工具和方法
    • EP1712732A1
    • 2006-10-18
    • EP06012130.8
    • 2002-05-15
    • Dril-Quip, Inc.
    • Yokley, John M.Reimert, Larry E.
    • E21B23/06E21B33/04E21B33/12
    • E21B23/01E21B23/04E21B23/06E21B33/04E21B33/1212E21B33/1216E21B43/10E21B2033/005
    • A liner hanger running tool (120) includes improvements to the running tool release mechanism, the packoff bushing, and the packer setting assembly. A method is provided for reliably releasing a running tool from a liner hanger (110), for allowing stabbing of the running tool packoff bushing (10) into the top of the liner hanger, and for reliably setting the radial set packer element. The port closure member (212) is movable with a tubular body from a port isolation position to an open port position. The tool includes an annular seal assembly and a substantially conical wedge ring having an outer surface configured to radially expand the annular seal assembly. A ball (240) is lowered into a diverter and thus guided into a pocket (286) in one side thereof to permit passage of a pump down plug (180) into a lower wiper plug (181). A slip assembly carried about a liner for lowering into a wellbore includes a C-ring (64), which expands to cause its teeth to engage with the wellbore. A plug holder (10) sub temporarily supports a liner wiper plug, so that a pump down plug may land in the liner wiper plug and be supported from a generally tubular body of the plug holder sub.
    • 衬管悬挂器送入工具(120)包括对送入工具释放机构,封隔套管和封隔器设置组件的改进。 提供了一种用于从衬管悬挂器(110)可靠地释放送入工具,用于允许送入工具封隔衬套(10)刺入衬管悬挂器的顶部并且用于可靠地设置径向设定封隔器元件的方法。 端口封闭构件(212)可以与管状体一起从端口隔离位置移动到打开端口位置。 该工具包括环形密封组件和具有外表面的基本上圆锥形的楔形环,该外表面构造成径向地膨胀环形密封组件。 球(240)下降到转向器中,并因此被引导到其一侧中的凹穴(286)中,以允许泵向下塞(180)通过下部刮塞(181)。 围绕用于降入井眼的衬套运载的卡瓦组件包括C形环(64),该C形环扩张以使其齿与井筒接合。 插头保持器(10)暂时支撑衬里擦拭器插头,使得抽气泵插头可以落在衬里擦拭器插头中并且从插头保持器的大致管状主体支撑。
    • 6. 发明公开
    • Liner hanger, running tool and method
    • LinerHängevorrichtung,Einbauwerkzeug und Verfahren
    • EP1712731A1
    • 2006-10-18
    • EP06012129.0
    • 2002-05-15
    • Dril-Quip, Inc.
    • Yokley, John M.Reimert, Larry E.
    • E21B23/06E21B33/04E21B33/12
    • E21B23/01E21B23/04E21B23/06E21B33/04E21B33/1212E21B33/1216E21B43/10E21B2033/005
    • A liner hanger running tool (120) includes improvements to the running tool release mechanism, the packoff bushing, and the packer setting assembly. A method is provided for reliably releasing a running tool from a liner hanger (110), for allowing stabbing of the running tool packoff bushing (10) into the top of the liner hanger, and for reliably setting the radial set packer element. The port closure member (212) is movable with a tubular body from a port isolation position to an open port position. The tool includes an annular seal assembly and a substantially conical wedge ring having an outer surface configured to radially expand the annular seal assembly. A ball (240) is lowered into a diverter and thus guided into a pocket (286) in one side thereof to permit passage of a pump down plug (180) into a lower wiper plug (181). A slip assembly carried about a liner for lowering into a wellbore includes a C-ring (64), which expands to cause its teeth to engage with the wellbore. A plug holder (10) sub temporarily supports a liner wiper plug, so that a pump down plug may land in the liner wiper plug and be supported from a generally tubular body of the plug holder sub.
    • 衬管悬挂器运行工具(120)包括对运行工具释放机构,包装衬套和封隔器设置组件的改进。 提供了一种用于从行李架悬挂器(110)可靠地释放行驶工具的方法,用于允许将行驶工具包装衬套(10)刺入衬管悬挂器的顶部,并可靠地设置径向封隔器元件。 端口关闭构件(212)可从管状体从端口隔离位置移动到打开端口位置。 该工具包括环形密封组件和基本上锥形的楔形环,其具有构造成径向扩张环形密封组件的外表面。 一个球(240)被下降到一个转向器中,因此被引导到其一侧的一个凹槽(286)中,以允许一个下降的塞子(180)通过下一个雨刷(181)。 围绕用于下降到井眼中的衬套的滑动组件包括C形环(64),其膨胀以使其齿与井眼接合。 塞子保持器(10)临时支撑衬套刮水器塞,使得下降塞可以落在衬垫擦拭器塞中并且从塞子保持器子的大致管状体支撑。
    • 9. 发明公开
    • Wellhead comprising a tubing hanger with ball valve in the annulus bore
    • 井口油管悬挂器与所述环孔中的球阀
    • EP1798367A3
    • 2010-10-06
    • EP07007339.0
    • 2003-02-06
    • Dril-Quip, Inc.
    • Deberry, Blake T.Reimert, Larry E.
    • E21B33/043E21B33/04
    • E21B33/043E21B34/04E21B2034/002
    • Wellhead assembly comprising a tubing hanger body (152) including a production bore (44) in fluid communication with the tubing bore, and a fluidly isolated annulus bore (50) in fluid communication with the tubing annulus, a valve open inlet port, and a valve closed inlet port, each inlet port located at least partially within the tubing hanger body (152), a valve (162) external of the tubing hanger body for controlling fluid flow in the production bore, a hydraulically actuated ball valve (52) within the annulus bore (50) of the tubing hanger body and including a ball rotatable between opened and closed positions about an axis substantially stationary with respect to the tubing hanger body and selectively moveable to open and close the annulus bore, an actuator sleeve (54) generally surrounding and radially outward of an outer surface of the ball and connected to the ball, the actuator sleeve (54) being moveable in response to fluid pressure in the valve open inlet port to move the ball to the open position, and moveable in response to fluid pressure in the valve closed inlet port to move the ball to the closed position; and an upper seat sleeve (56) and a lower seat sleeve (57) each substantially stationary axially with respect to the tubing hanger body, and the upper seat sleeve (56) having a sealing diameter with the tubing hanger body greater than the sealing diameter between the upper seat sleeve (56) and the ball, and a seal for sealing between the tubing hanger body and the actuator sleeve to fluidly isolate the valve open inlet port from the valve closed inlet port.
    • 10. 发明公开
    • Liner hanger, running tool and method
    • Vorrichtung zur Herablassung eines Stopfens oder einer Kugel
    • EP1712730A2
    • 2006-10-18
    • EP06012128.2
    • 2002-05-15
    • Dril-Quip, Inc.
    • Yokley, John M.Reimert, Larry E.
    • E21B23/06E21B33/04E21B33/12E21B33/05
    • E21B23/01E21B23/04E21B23/06E21B33/04E21B33/1212E21B33/1216E21B43/10E21B2033/005
    • A liner hanger running tool (120) includes improvements to the running tool release mechanism, the packoff bushing, and the packer setting assembly. A method is provided for reliably releasing a running tool from a liner hanger (110), for allowing stabbing of the running tool packoff bushing (10) into the top of the liner hanger, and for reliably setting the radial set packer element. The port closure member (212) is movable with a tubular body from a port isolation position to an open port position. The tool includes an annular seal assembly and a substantially conical wedge ring having an outer surface configured to radially expand the annular seal assembly. A ball (240) is lowered into a diverter and thus guided into a pocket (286) in one side thereof to permit passage of a pump down plug (180) into a lower wiper plug (181). A slip assembly carried about a liner for lowering into a wellbore includes a C-ring (64), which expands to cause its teeth to engage with the wellbore. A plug holder (10) sub temporarily supports a liner wiper plug, so that a pump down plug may land in the liner wiper plug and be supported from a generally tubular body of the plug holder sub.
    • 衬管悬挂器运行工具(120)包括对运行工具释放机构,包装衬套和封隔器设置组件的改进。 提供了一种用于从行李架悬挂器(110)可靠地释放行驶工具的方法,用于允许将行驶工具包装衬套(10)刺入衬管悬挂器的顶部,并可靠地设置径向封隔器元件。 端口关闭构件(212)可从管状体从端口隔离位置移动到打开端口位置。 该工具包括环形密封组件和基本上锥形的楔形环,其具有构造成径向扩张环形密封组件的外表面。 一个球(240)被下降到一个转向器中,因此被引导到其一侧的一个凹槽(286)中,以允许一个下降的塞子(180)通过下一个雨刷(181)。 围绕用于下降到井眼中的衬套的滑动组件包括C形环(64),其膨胀以使其齿与井眼接合。 塞子保持器(10)临时支撑衬套刮水器塞,使得下降塞可以落在衬垫擦拭器塞中并且从塞子保持器子的大致管状体支撑。