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    • 7. 发明授权
    • Wellbore system with annular seal member
    • 井筒系统带环形密封件
    • US07059415B2
    • 2006-06-13
    • US10484221
    • 2002-07-18
    • Martin Gerard Rene BosmaErik Kerst Cornelissen
    • Martin Gerard Rene BosmaErik Kerst Cornelissen
    • E21B33/12E21B43/14
    • E21B43/103E21B33/1208
    • A wellbore system having a borehole extending into an earth formation, a tubular element extending into the borehole whereby a cylindrical wall surrounds the tubular element in a manner that an annular space is formed between the tubular element and the cylindrical wall, at least one seal member arranged in the annular space, each seal member being movable between a retracted mode in which the seal member has a first volume and an expanded mode in which the seal member has a second volume larger than the first volume, wherein the seal member in the expanded mode thereof seals the annular space, and wherein the seal member includes a material which swells upon contact with a selected fluid so as to move the seal member from the retracted mode to the expanded mode thereof.
    • 具有延伸到地层中的钻孔的井筒系统,延伸到钻孔中的管状元件,由此圆柱形壁围绕管状元件以在管状元件和圆柱形壁之间形成环形空间的方式,至少一个密封构件 布置在环形空间中,每个密封构件可在其中密封构件具有第一容积的缩回模式和密封构件具有大于第一容积的第二容积的膨胀模式之间移动,其中,膨胀的密封构件 其密封环形空间,并且其中密封构件包括在与所选择的流体接触时膨胀的材料,以便将密封构件从缩回模式移动到其扩展模式。
    • 10. 发明授权
    • Method for plugging a well with a resin
    • 用树脂堵塞井的方法
    • US06802375B2
    • 2004-10-12
    • US10296308
    • 2002-11-21
    • Martin Gerard Rene BosmaErik Kerst CornelissenAlexander Schwing
    • Martin Gerard Rene BosmaErik Kerst CornelissenAlexander Schwing
    • E21B3313
    • E21B36/001E21B33/138
    • A method for carrying out well construction, repair and abandonment operations, the method involves introducing a resin into a well and curing the same to form a seal, plug or connection, wherein the cured resin is expanded to at least the volume occupied by the resin prior to curing (compensating shrinkage), by cooling the well and curing the resin at a reduced temperature and subsequently allowing the well to reach its static bottom hole temperature. A method is also disclosed for analyzing the setting time, elastic properties, shrinkage/expansion, compressibility or coefficient of thermal expansion of thermosetting resins or oil well cements under simulated reservoir pressure and temperature conditions, which involves introducing a sample of a thermosetting resin or oil well cement into a pressure vessel that is equipped to provide the pressure and register the volume change to the analyzer used by this method.
    • 一种进行良好的施工,修理和弃置操作的方法,该方法包括将树脂引入井中并固化以形成密封件,塞子或连接件,其中固化树脂膨胀至至少树脂占据的体积 在固化(补偿收缩)之前,通过冷却井并在降低的温度下固化树脂,随后允许井达到其静态井底温度。 还公开了一种用于分析模拟储层压力和温度条件下热固性树脂或油井水泥的凝固时间,弹性,收缩/膨胀,压缩性或热膨胀系数的方法,其包括引入热固性树脂或油的样品 将水泥牢固地装入压力容器中,该压力容器用于提供压力并将体积变化记录到通过该方法使用的分析仪上。