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    • 9. 发明申请
    • APPARATUS AND METHODS FOR PULSE TESTING A FORMATION
    • 用于脉冲测试地层的装置和方法
    • WO2009023852A4
    • 2009-05-22
    • PCT/US2008073372
    • 2008-08-15
    • HALLIBURTON ENERGY SERV INCPROETT MARK A
    • PROETT MARK A
    • E21B47/00E21B49/00
    • E21B49/008E21B49/10
    • Apparatus and methods for measuring properties of formation material and fluid in a borehole wall. In some embodiments, the apparatus includes a cylinder with a drawdown piston slideably disposed therein, a probe assembly and a passageway configured to provide fluid communication between the probe assembly and the cylinder. The probe assembly has a housing, a piston slideably disposed within the housing, the piston having a throughbore and a pad coupled thereto, and a tubular slideably disposed within the throughbore. The drawdown piston is translatable from a first position toward a second position to draw fluid into the probe assembly, the passageway and the cylinder, and translatable from the second position toward the first position to increase pressure of fluid in the passageway.
    • 用于测量钻孔壁中地层材料和流体性质的设备和方法。 在一些实施例中,该装置包括具有可滑动地布置在其中的刮水活塞的气缸,探针组件和构造成提供探针组件和气缸之间的流体连通的通道。 探针组件具有壳体,可滑动地设置在壳体内的活塞,具有通孔的活塞和与其连接的垫,和一个管状的可滑动地安装在通孔之内。 缩编活塞是从朝向第二位置以将流体抽入探针组件,所述通道和所述气缸中的第一位置平移,并从朝向第一位置以增加在通道的流体压力的第二位置平移。
    • 10. 发明申请
    • APPARATUS AND METHODS FOR PULSE TESTING A FORMATION
    • 用于脉冲测试形成的装置和方法
    • WO2009023852A3
    • 2009-04-02
    • PCT/US2008073372
    • 2008-08-15
    • HALLIBURTON ENERGY SERV INCPROETT MARK A
    • PROETT MARK A
    • E21B47/00E21B49/00
    • E21B49/008E21B49/10
    • Apparatus and methods for measuring properties of formation material and fluid in a borehole wall. In some embodiments, the apparatus includes a cylinder with a drawdown piston slideably disposed therein, a probe assembly and a passageway configured to provide fluid communication between the probe assembly and the cylinder. The probe assembly has a housing, a piston slideably disposed within the housing, the piston having a throughbore and a pad coupled thereto, and a tubular slideably disposed within the throughbore. The drawdown piston is translatable from a first position toward a second position to draw fluid into the probe assembly, the passageway and the cylinder, and translatable from the second position toward the first position to increase pressure of fluid in the passageway.
    • 用于测量井壁中地层材料和流体性质的装置和方法。 在一些实施例中,该装置包括具有可滑动地设置在其中的抽出活塞的气缸,探针组件和经配置以在探针组件和气缸之间提供流体连通的通道。 探针组件具有壳体,可滑动地设置在壳体内的活塞,活塞具有通孔和与其联接的垫,以及可滑动地设置在通孔内的管状体。 下拉活塞可从第一位置向第二位置平移,以将流体引入探针组件,通道和气缸中,并且可从第二位置向第一位置平移以增加通道中流体的压力。