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    • 3. 发明申请
    • Multi-Sleeve Plunger for Plunger Lift System
    • 多柱塞柱塞升降系统
    • US20120080198A1
    • 2012-04-05
    • US12897404
    • 2010-10-04
    • Jeffrey J. Lembcke
    • Jeffrey J. Lembcke
    • E21B43/00
    • E21B43/121
    • A plunger lift system has a plunger with main and ancillary sleeves that dispose in tubing. The sleeves can move in the tubing between a bumper and a lubricator. Both sleeves have a passage for fluid to pass therethrough, and the sleeves can fall independently of one another from the surface to the bumper. When disposed on the bumper, the sleeves mate together. Building gas pressure downhole can then lift the mated sleeves, which push a column of liquid along with them to the surface. The main sleeve has a narrow stem on its distal end with openings that communicate with the sleeve's passage. A nodule also extends from the distal end. The ancillary sleeve fits at least partially on the narrow stem, and an orifice in the sleeve's opening engages on the nodule. Thus, the mated sleeves close off fluid communication through the main sleeve's passage.
    • 柱塞提升系统具有柱塞,其主管和辅助套管配置在管道中。 袖子可以在保险杠和润滑器之间的管道中移动。 两个袖子都有一个通道,用于流体通过,并且套筒可以从表面到保险杠彼此独立地落下。 当放在保险杠上时,袖子配合在一起。 建筑物井下压力可以提升配套的袖子,将一列液体与它们一起推到表面。 主套管在其远端具有窄的杆,其开口与套筒的通道连通。 结节也从远端延伸出来。 辅助套管至少部分地配合在窄的杆上,并且套筒的开口中的孔口接合在结节上。 因此,配合的袖子通过主套管的通道封闭流体连通。
    • 4. 发明授权
    • Adjustable orifice valve
    • 可调孔口阀
    • US6158714A
    • 2000-12-12
    • US152444
    • 1998-09-14
    • Jeffrey J. LembckeKurt A. Hickey
    • Jeffrey J. LembckeKurt A. Hickey
    • E21B34/06E21B34/10E21B34/16E21B43/38E21B47/18F16K21/02F16K31/363
    • E21B47/187E21B34/06E21B34/066E21B34/10E21B34/16E21B43/385F16K21/02
    • The invention relates to valves usable downhole and controlled from the surface hydraulically via control lines or by other techniques. The valve has a minimum flow passage which is preferably oriented along its longitudinal axis and a lateral flow passage which opens upon movement of a valve member via applied control pressure from the surface. Alternatively, the valve comprises a tapered needle movable in a throat. When the valve member shifts, additional flow area is exposed to control the backpressure of a fluid by way of hydraulic pressure control from the surface via the control line. The hydraulic control can be with a single control line acting on a piston attached to the valve member with a return spring opposing such movement, or alternatively, can be carried out with a pair of control lines to actuate reverse movements of the valve member. A pressurized gas chamber can be used to act as the closing force opposing applied pressure from the control line for a return of the valve to its minimum flow or maximum throttle position. Alternatively, an acoustic, electric or other type of surface-directed signal can change the valve position.
    • 本发明涉及可在井下使用的阀门,并通过控制管路或通过其他技术从液压控制。 阀具有最小的流动通道,其优选地沿着其纵向轴线定向,并且横向流动通道在通过施加的控制压力从表面移动时打开。 或者,阀包括可在喉部中移动的锥形针。 当阀构件移动时,额外的流动面积被暴露以通过经由控制线的表面的液压控制来控制流体的背压。 液压控制可以是单个控制线,其作用在附接到阀构件的活塞上,具有与该运动相对的复位弹簧,或者可以用一对控制管线来执行以致动阀构件的反向运动。 加压气体室可以用作与控制线相反的施加压力的关闭力,用于将阀返回到其最小流量或最大节流位置。 或者,声,电或其他类型的面向信号可以改变阀位置。
    • 5. 发明申请
    • Self-Boosting, Non-Elastomeric Resilient Seal for Check Valve
    • 自动升压,止回阀的非弹性弹性密封
    • US20120204977A1
    • 2012-08-16
    • US13027676
    • 2011-02-15
    • Jeffrey J. Lembcke
    • Jeffrey J. Lembcke
    • F16K21/04
    • E21B43/123Y10T137/7837
    • A check valve for gas lift applications can be attached externally to a side pocket mandrel or can be a gas lift valve used in the mandrel. The valve has a seat with a non-elastomeric element and a metal element. A biasing element resiliently biases the non-elastomeric element to provide resiliency to the seal produced. A metal dart moves in the bore relative to the seat and allows or prevents flow through the valve body. When exposed to a first differential pressure, the dart engages the non-elastomeric element resiliently biased by the biasing element. When exposed to a greater differential pressure, the dart engages the metal element, which can be part of the valve in the bore. In one arrangement, the non-elastomeric element can be a thermoplatistic component with a metal spring energized seal as the biasing element. Alternatively, the non-elastomeric element can be the jacket of metal spring energized seal with a coil spring as the biasing element.
    • 用于气举应用的止回阀可以外部附接到侧袋心轴上,或者可以是在心轴中使用的气举阀。 阀具有带非弹性体元件和金属元件的座。 偏置元件弹性地偏压非弹性体元件,以提供对所生产的密封件的弹性。 金属飞镖相对于座椅在孔中移动,并允许或防止流过阀体。 当暴露于第一差压时,飞镖接合由偏置元件弹性偏压的非弹性体元件。 当暴露于更大的压差时,飞镖接合金属元件,金属元件可以是孔中阀的一部分。 在一种布置中,非弹性体元件可以是具有金属弹簧加压密封件作为偏置元件的热塑性部件。 或者,非弹性体元件可以是具有作为偏置元件的螺旋弹簧的金属弹簧带电密封的护套。