Well screen system
    1.
    发明授权
    Well screen system 失效
    井屏系统

    公开(公告)号:US06202749B1

    公开(公告)日:2001-03-20

    申请号:US09244406

    申请日:1999-02-04

    IPC分类号: E03B318

    CPC分类号: E21B41/0021 E03B3/16

    摘要: A well screen for preventing contaminants such as debris, pests, and insects from falling into the well water. The well screen includes a barrier having top and bottom faces with a plurality of apertures therethrough. A plurality of elongate hanging arms are upwardly extended from the top face of the barrier. The hanging arms each have an outwardly extending upper extent.

    摘要翻译: 用于防止诸如碎片,害虫和昆虫等污染物的井筛漏入井水中。 井眼屏幕包括具有顶表面和底面的屏障,其中穿过多个孔。 多个细长悬臂从屏障的顶面向上延伸。 悬挂臂各具有向外延伸的上限。