会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 7. 发明授权
    • Up and down travelling disc valve assembly apparatus
    • 上下行进的圆盘阀组装装置
    • US5205361A
    • 1993-04-27
    • US801958
    • 1991-12-02
    • David FarleyKent T. Fink
    • David FarleyKent T. Fink
    • E21B34/06E21B34/10E21B34/14E21B43/04
    • E21B34/14E21B34/063E21B34/10E21B43/045
    • A travelling disc valve assembly, comprising a length of tubing lowered down a cased wellbore; a crossover tool secured to the lower end of the length of tubing; a length of wash pipe secured to the lower end of the crossover tool; a disc valve assembly secured to the wash pipe and positioned to a lower circulation position in the well bore; a disc valve secured in a bore of the assembly; a shearing device in the upper portion of the assembly for shearing off the connection between the wash pipe and the disc valve assembly, when the disc valve assembly is in an upper position, providing a way to prevent fluid from flowing into the formation below the disc valve and to prevent production flow to the surface; and a rupturer/disengager to rupture and/or disengage the disc valve at a predetermined time so that the production within the formation is allowed to flow through the assembly bore to the surface.
    • 一种行进盘式阀组件,其包括一段管道,其下降到套管井眼; 固定在管子长度的下端的交叉工具; 固定在交叉工具的下端的洗涤管的长度; 一个固定在洗涤管上并定位在井眼下部循环位置的盘阀组件; 固定在所述组件的孔中的盘阀; 在组件的上部的剪切装置用于剪切洗涤管和盘阀组件之间的连接,当盘阀组件处于上部位置时,提供了防止流体流入盘下方的地层中的方式 阀门,防止生产流向表面; 以及在预定时间破裂和/或断开盘阀的破裂/分离器,使得地层内的生产允许通过组件孔流到表面。