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    • 92. 发明公开
    • PRESSURE TESTING VALVE AND METHOD OF USING THE SAME
    • DRUCKPRÜFVENTILUND VERFAHREN ZUR VERWENDUNG DAVON
    • EP2948616A2
    • 2015-12-02
    • EP14702723.9
    • 2014-01-17
    • Halliburton Energy Services, Inc.
    • HOWELL, Matthew, ToddPACEY, Kendall, Lee
    • E21B34/08
    • E21B34/102E21B34/08E21B34/103E21B2034/007
    • A wellbore servicing system comprising a valve comprising a housing comprising ports, and a sleeve slidably positioned within the housing and transitional from a first to a second position to a third position, when the sleeve is in the first position and the second position, the sleeves blocks fluid communication via the ports and, when in the third position the sleeve does not block such fluid communication, wherein application of a fluid pressure transitions the sleeve from the first to the second position, and a reduction in fluid pressure transitions the sleeve from the second to the third position, and a deactivatable locking assembly between the housing and the sliding sleeve and configured such that, when activated, the locking assembly inhibits movement of the sleeve toward the third position, and when deactivated, the locking assembly will not inhibit movement of the sliding sleeve toward the third position.
    • 公开了井筒维修系统和方法。 井筒维修系统包括套管柱,压力测试阀和浮动活塞组件。 压力测试阀包括壳体和滑动套筒。 浮动活塞组件可滑动地设置在壳体和滑动套筒之间。 滑动套筒可滑动地定位在壳体内并且从第一位置过渡到第二位置并且从第二位置转移到第三位置。 当滑动套筒处于第一或第二位置时,其阻挡通过壳体中的端口的流体连通。
    • 98. 发明公开
    • SWELLABLE SCREEN ASSEMBLY WITH INFLOW CONTROL
    • 具有流入控制的可膨胀的丝网组件
    • EP2844829A1
    • 2015-03-11
    • EP12879854.3
    • 2012-06-28
    • Halliburton Energy Services, Inc.
    • HOLDERMAN, Luke, William
    • E21B43/08E21B43/10
    • E21B43/08E21B34/06E21B34/08E21B43/10E21B43/108E21B43/12
    • Disclosed is a swellable screen assembly having inflow control capabilities, One swellable screen assembly includes a base pipe comprising a sidewaii portion defining at least one opening therein, a rigid member disposed about a first portion of the base pipe and having a piston arranged therein. The piston has a telescoping portion movably arranged within a non-telescoping portion. An autonomous valve is arranged within the piston and provides fluid communication between a filter medium disposed about the base pipe and the opening in the base pipe, the filter medium being coupied to the telescoping portion of the piston, A swellable material is disposed about a second portion of the base pipe and the filter medium is disposed about the swellable material, wherein, as the swellable material expands, the filter medium is displaced toward an inner surface of the wellbore, thereby extending the telescoping portion.
    • 本发明公开了一种具有流入控制能力的可膨胀滤网组件。一种可膨胀滤网组件包括基管,基管包括在其中限定至少一个开口的侧壁部分,围绕基管的第一部分设置并且具有布置在其中的活塞的刚性构件。 活塞具有可移动地布置在非伸缩部分内的伸缩部分。 自动阀布置在活塞内并且提供在布置在基管周围的过滤介质与基管中的开口之间的流体连通,过滤介质连接到活塞的伸缩部分。可溶胀材料围绕第二 所述基管和所述过滤介质的一部分围绕所述可溶胀材料布置,其中,随着所述可溶胀材料膨胀,所述过滤介质朝向所述井眼的内表面移位,由此延伸所述伸缩部分。