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    • 17. 发明授权
    • Permeable medium flow control devices for use in hydrocarbon production
    • 用于碳氢化合物生产的可渗透介质流量控制装置
    • US07918272B2
    • 2011-04-05
    • US11875584
    • 2007-10-19
    • Sean L. GaudetteMichael H. Johnson
    • Sean L. GaudetteMichael H. Johnson
    • E21B43/08
    • E21B34/08E21B43/02E21B43/12
    • An in-flow control device controls fluid flow into a wellbore tubular using a permeable medium positioned in a flow space. The permeable medium induces a predetermined pressure differential in the flow space. The permeable medium may include separate elements having interstitial spaces and/or solid porous members. In arrangements, a filtration element may be positioned upstream of the flow space. In arrangements, the flow space may be formed in a plug member associated with the housing. In certain embodiments, a flow restriction element, such as a check valve, in the housing may provide parallel fluid communication with the bore of the wellbore tubular. Additionally, an occlusion body may be positioned in the flow space and configured to disintegrate upon exposure to a preset condition. The occlusion body temporarily seals the flow space so that a bore of the tubular may be pressurized.
    • 流入控制装置使用位于流动空间中的可渗透介质来控制流入井筒管的流体。 可渗透介质在流动空间中引起预定的压力差。 可渗透介质可以包括具有间隙空间和/或固体多孔构件的分离元件。 在布置中,过滤元件可以位于流动空间的上游。 在布置中,流动空间可以形成在与壳体相关联的塞子构件中。 在某些实施例中,壳体中的流量限制元件(例如止回阀)可以提供与井眼管的孔平行的流体连通。 另外,阻塞体可以定位在流动空间中并且被配置为在暴露于预设条件时分解。 闭塞体临时密封流动空间,使得管状物的孔可以被加压。
    • 20. 发明申请
    • Multi-Position Valve for Fracturing and Sand Control and Associated Completion Methods
    • 用于压裂和砂控制的多位置阀和相关的完井方法
    • US20090044944A1
    • 2009-02-19
    • US11840011
    • 2007-08-16
    • Douglas J. MurrayRobert S. O'BrienPeter J. FaySean L. Gaudette
    • Douglas J. MurrayRobert S. O'BrienPeter J. FaySean L. Gaudette
    • E21B43/26E21B23/00
    • E21B43/26E21B23/006E21B43/02E21B43/12E21B2034/007
    • A completion tubular is placed in position adjacent the zone or zones to be fractured and produced. It features preferably sliding sleeve valves that can assume at least two configurations: wide open and open with a screen material juxtaposed in the flow passage. In a preferred embodiment the valve assembly has three positions, adding a fully closed position to the other two mentioned. After run in, the valves can be put in the wide open position in any order desired to fracture. After fracturing, the valves can be closed or selectively be put in filtration position for production from the fractured zones in any desired order. Various ways are described to actuate the valves. The tubular can have telescoping pistons through which the fracturing can take place if the application calls for a cemented tubular. Alternatively, the tubular can be in open hole and simply have openings for passage of fracture fluid and external isolators to allow fracturing in any desired order.
    • 将完成的管状物放置在邻近待破碎和产生的区域的位置。 它具有优选的滑动套管阀,其可呈现至少两种构造:宽敞开放并且在流动通道中并排放置筛网材料。 在优选实施例中,阀组件具有三个位置,向所提及的其它两个位置添加完全关闭位置。 运行后,阀门可以以任何希望断裂的顺序放在大开的位置。 在压裂之后,可以以任何所需的顺序将阀关闭或选择性地置于过滤位置以从断裂带进行生产。 描述了驱动阀门的各种方式。 管子可以具有伸缩活塞,如果应用需要一个胶合管,就可以通过该活塞进行压裂。 或者,管状物可以是开孔,并且简单地具有用于破裂流体和外部隔离物通过的开口,以允许任何期望的顺序压裂。