High Density Perforating Gun System Producing Reduced Debris
    27.
    发明申请
    High Density Perforating Gun System Producing Reduced Debris 审中-公开
    高密度穿孔枪系统生产减少碎片

    公开(公告)号:US20140083283A1

    公开(公告)日:2014-03-27

    申请号:US13608979

    申请日:2012-09-10

    CPC classification number: E21B43/117 F42B1/028 F42D3/00

    Abstract: A perforating system has a perforating module comprising a unitary body of explosive. The explosive is contained within a non-explosive casing, or liner, having formed indentations and a cover thereover. The indentations, which will transform into explosively formed penetrators (EFP's) upon detonation, have a perimeter shape that allows for improved packing density, e.g., a hexagonal perimeter, which results in relatively little “dead space” wherein no perforating penetrators are generated. In operation, the module provides a relatively dense shot pattern and substantially reduced amount of post-detonation debris that could clog the perforations and/or require remedial clean-up or repeat perforation.

    Abstract translation: 射孔系统具有包括一体的爆炸物的穿孔模块。 爆炸物包含在不爆炸的外壳或内衬中,其上形成有凹痕和盖。 在爆炸时将变成爆炸形成的穿透器(EFP)的凹陷具有允许改进的填充密度(例如六边形周长)的周边形状,这导致相对较少的“死空间”,其中不产生穿孔穿透器。 在操作中,模块提供相对致密的喷射模式,并且显着减少了可能堵塞穿孔的后爆炸碎片的数量和/或需要补救清理或重复穿孔。

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