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    • 2. 发明授权
    • Well tools incorporating valves operable by low electrical power input
    • 井下工具包含可由低电力输入操作的阀门
    • US09593546B2
    • 2017-03-14
    • US13489504
    • 2012-06-06
    • Adam D. WrightMichael L. FrippKevin D. FinkDonald PerkinsJimmie R. WilliamsonMark D. Kalman
    • Adam D. WrightMichael L. FrippKevin D. FinkDonald PerkinsJimmie R. WilliamsonMark D. Kalman
    • E21B23/04E21B41/00
    • E21B23/04E21B41/00
    • Well tools including valves operable by low electrical input. One well tool includes a valve which controls fluid communication between pressure regions in a well, the valve including a rotatable member which is biased to rotate, and a brake or clutch which prevents rotation of the member. Another valve includes a barrier which separates reactants, with the valve being operable in response to the barrier being opened and the reactants thereby reacting with each other. Yet another valve includes a barrier which separates the pressure regions, and a control circuit which heats the barrier to a weakened state. Another valve includes a member displaceable between open and closed positions, a restraining device which resists displacement of the member, and a control device which degrades or deactivates the restraining device and thereby permits the member to displace between its open and closed positions, in response to receipt of a predetermined signal.
    • 井工具包括可由低电气输入操作的阀门。 一个井的工具包括一个控制井中的压力区域之间的流体连通的阀门,该阀门包括被旋转的可旋转部件,以及防止该部件旋转的制动器或离合器。 另一个阀包括分离反应物的阻挡物,阀可响应于打开的阻挡层而起作用,并且反应物因此彼此反应。 另一个阀包括分隔压力区域的屏障,以及将屏障加热到弱化状态的控制电路。 另一个阀包括可在打开位置和关闭位置之间移动的构件,阻止构件的移动的限制装置,以及控制装置,其降低或停用限制装置,从而允许构件在其打开和关闭位置之间移动,响应于 接收预定信号。
    • 3. 发明授权
    • Well tools operable via thermal expansion resulting from reactive materials
    • 通过由反应性材料产生的热膨胀可操作的井具
    • US08893786B2
    • 2014-11-25
    • US12965859
    • 2010-12-11
    • Adam D. WrightMichael L. FrippDonald G. KyleCyrus A. Irani
    • Adam D. WrightMichael L. FrippDonald G. KyleCyrus A. Irani
    • E21B49/08E21B23/04
    • E21B36/008E21B23/04E21B47/011E21B47/06E21B49/081
    • Methods of actuating a well tool can include releasing chemical energy from at least one portion of a reactive material, thermally expanding a substance in response to the released chemical energy, and applying pressure to a piston as a result of thermally expanding the substance, thereby actuating the well tool, with these steps being repeated for each of multiple actuations of the well tool. A well tool actuator can include a substance contained in a chamber, one or more portions of a reactive material from which chemical energy is released, and a piston to which pressure is applied due to thermal expansion of the substance in response to each release of chemical energy. A well tool actuator which can be actuated multiple times may include multiple portions of a gas generating reactive material, and a piston to which pressure is applied due to generation of the gas.
    • 致动井工具的方法可以包括从反应性材料的至少一部分释放化学能,响应于释放的化学能热膨胀物质,以及由于热膨胀物质而向活塞施加压力,从而致动 井工具,对于井工具的多个致动中的每一个都重复这些步骤。 良好的工具致动器可以包括容纳在腔室中的物质,释放化学能的反应性材料的一个或多个部分以及由于物质的热膨胀而响应于每次化学物质释放施加压力的活塞 能源。 可以多次启动的井工具致动器可以包括气体产生反应性材料的多个部分,以及由于产生气体而施加压力的活塞。
    • 5. 发明授权
    • Method and apparatus for controlling fluid flow using movable flow diverter assembly
    • 使用可移动分流器组件控制流体流动的方法和装置
    • US08622136B2
    • 2014-01-07
    • US13441985
    • 2012-04-09
    • Jason D. DykstraMichael L. FrippOrlando DeJesus
    • Jason D. DykstraMichael L. FrippOrlando DeJesus
    • E21B43/00
    • E21B34/08E21B43/12
    • Apparatus and methods for controlling the flow of fluid, such as formation fluid, through an oilfield tubular positioned in a wellbore extending through a subterranean formation. Fluid flow is autonomously controlled in response to change in a fluid flow characteristic, such as density or viscosity. A fluid diverter is movable between an open and closed position in response to fluid density change and operable to restrict fluid flow through a valve assembly inlet. The diverter can be pivotable, rotatable or otherwise movable in response to the fluid density change. The diverter is operable to control a fluid flow ratio through two valve inlets. The fluid flow ratio is used to operate a valve member to restrict fluid flow through the valve.
    • 用于控制诸如地层流体的流体流过位于穿过地下地层的井眼中的油田管的装置和方法。 流体流动是根据流体流动特性(如密度或粘度)的变化而自主控制的。 流体转向器可以响应于流体密度变化而在打开和关闭位置之间移动并且可操作以限制流过阀组件入口的流体。 转向器可以响应于流体密度变化而可枢转,可旋转或以其它方式移动。 分流器可操作以通过两个阀入口控制流体流量比。 流体流量比用于操作阀构件以限制流过阀的流体流动。
    • 7. 发明授权
    • Exit assembly with a fluid director for inducing and impeding rotational flow of a fluid
    • 具有用于引导和阻止流体的旋转流动的流体导向器的出口组件
    • US08555975B2
    • 2013-10-15
    • US12974212
    • 2010-12-21
    • Jason D. DykstraMichael L. Fripp
    • Jason D. DykstraMichael L. Fripp
    • E21B43/12F15C1/16
    • E21B43/12E21B34/08Y10T137/2093Y10T137/2115
    • According to an embodiment, an exit assembly comprises: a first fluid inlet; a first fluid outlet; and at least one fluid director, wherein the fluid enters the exit assembly in one direction, in another direction, or combinations thereof, and wherein the at least one fluid director induces flow of the fluid rotationally about the assembly when the fluid enters in the one direction and impedes flow of the fluid rotationally about the assembly when the fluid enters in the another direction. In another embodiment, the exit assembly includes two or more fluid inlets. According to another embodiment, a flow rate restrictor comprises: a fluid switch; and the exit assembly. According to another embodiment, the flow rate restrictor is for use in a subterranean formation.
    • 根据实施例,出口组件包括:第一流体入口; 第一流体出口; 以及至少一个流体导向器,其中所述流体沿另一方向或其组合在一个方向上进入所述出口组件,并且其中当所述流体进入所述流体导向器时,所述至少一个流体导向器在所述流体周围旋转地引导所述流体的流动 方向并且当流体沿另一方向进入时阻止流体围绕组件旋转流动。 在另一个实施例中,出口组件包括两个或更多个流体入口。 根据另一个实施例,一种流量限制器包括:流体开关; 和出口组件。 根据另一个实施例,流量限制器用于地下地层。