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    • 1. 发明申请
    • TUBULAR ANCHORING SYSTEM AND A SEAT FOR USE IN THE SAME
    • 管状锚固系统及其使用座椅
    • WO2013112267A1
    • 2013-08-01
    • PCT/US2013/020048
    • 2013-01-03
    • BAKER HUGHES INCORPORATEDXU, YingQingHERN, Gregory Lee
    • XU, YingQingHERN, Gregory Lee
    • E21B33/124E21B34/06
    • E21B33/129E21B23/01
    • A tubular anchoring system includes a first frustoconical member. Slips in operable communication with the first frustoconical member are radially expandable into an anchoring engagement with a structure in response to longitudinal movement relative to a frustoconical surface of the first frustoconical member. A collar in operable communication with the first frustoconical member is radially expandable into sealing engagement with the structure in response to longitudinal movement relative to a second frustoconical member. A seat in operable communication with the first frustoconical member having a surface configured to be sealingly engagable with a plug runnable thereagainst, is configured and positioned relative to the collar to aid the seat in maintaining a radially expanded configuration against a pressure differential formed across the seat when plugged.
    • 管状锚固系统包括第一截头圆锥体构件。 与第一截头圆锥形构件可操作地连通的滑动可响应于相对于第一截头圆锥体构件的截头圆锥形表面的纵向移动而径向展开成与结构的锚定接合。 与第一截头圆锥形构件可操作地连通的套环可响应于相对于第二截头圆锥构件的纵向运动而可径向扩展成与结构密封接合。 与第一截头圆锥形构件可操作地连通的座椅具有被构造成可与其连接的塞子密封接合的表面,其相对于套环被构造和定位,以帮助座椅保持径向膨胀的构型,抵抗跨过座椅形成的压力差 当插上
    • 3. 发明申请
    • TUBULAR ANCHORING SYSTEM AND METHOD
    • 管状锚固系统和方法
    • WO2013112266A1
    • 2013-08-01
    • PCT/US2013/020046
    • 2013-01-03
    • BAKER HUGHES INCORPORATEDXU, YingQingHERN, Gregory Lee
    • XU, YingQingHERN, Gregory Lee
    • E21B33/124E21B34/06
    • E21B23/01E21B41/0064Y02C10/14
    • A tubular anchoring system includes a frustoconical member having a first frustoconical portion and a second frustoconical portion. The first frustoconical portion is tapered in a direction opposing a direction of taper of the second frustoconical portion and slips in operable communication with the first frustoconical portion are radially expandable in response to longitudinal movement of the first frustoconical portion relative to the slips. A seal in operable communication with the second frustoconical portion is radially expandable in response to longitudinal movement of the second frustoconical portion relative to the seal, and a seat having a surface configured to be sealingly engagable with a plug runnable thereagainst.
    • 管状锚固系统包括具有第一截头圆锥形部分和第二截头圆锥形部分的截头圆锥体部件。 第一截头圆锥形部分在与第二截头圆锥形部分的锥形方向相反的方向上渐缩,并且与第一截头圆锥形部分可操作地连通的滑动部分响应于第一截头圆锥形部分相对于滑块的纵向运动而可径向扩展。 与第二截头圆锥形部分可操作地连通的密封件响应于第二截头圆锥形部分相对于密封件的纵向移动而径向可膨胀,以及座椅,其具有被构造成可与其穿过的塞子密封地接合的表面。
    • 5. 发明申请
    • EXPANDING MILL HAVING CAMMING SLEEVE FOR EXTENDING CUTTING BLADE
    • 用于扩展切割刀片的扩孔铣刀
    • WO2012099668A2
    • 2012-07-26
    • PCT/US2011/065788
    • 2011-12-19
    • BAKER HUGHES INCORPORATEDXU, YingQing
    • XU, YingQing
    • E21B10/62E21B10/32E21B37/02
    • E21B29/005
    • Downhole cutting tools comprise a mandrel, a housing, a sleeve and a cutting blade. The mandrel comprises an inner wall surface defining a bore, and an outer wall surface. The housing is secured to the outer wall surface of the mandrel and comprises an opening. The sleeve is engaged with the outer wall surface of the mandrel. The sleeve comprises a profile that is operatively associated with a profile of the cutting blade such that movement of the sleeve causes the profile of the piston to slide along the profile of the cutting blade. In so doing, the cutting blade is radially extended outward through the opening in the housing to abrade an object located outside the housing. Movement of the sleeve can be achieved by pumping fluid down a bore in the mandrel to slide the sleeve long the outer wall surface of the mandrel.
    • 井下切割工具包括心轴,壳体,套筒和切割刀片。 心轴包括限定孔的内壁表面和外壁表面。 壳体被固定到心轴的外壁表面并且包括开口。 套筒与心轴的外壁表面接合。 套筒包括与切割刀片的轮廓可操作地相关联的轮廓,使得套筒的运动导致活塞的轮廓沿着切割刀片的轮廓滑动。 在这样做时,切割刀片通过壳体中的开口向外径向延伸,以研磨位于壳体外部的物体。 套筒的运动可以通过将流体向下泵送到心轴中的孔来实现,以将套筒长于心轴的外壁表面。