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    • 1. 发明授权
    • Explosively set downhole apparatus
    • 爆破式井下设备
    • US4662450A
    • 1987-05-05
    • US775613
    • 1985-09-13
    • David M. Haugen
    • David M. Haugen
    • E21B23/06E21B23/04
    • E21B23/065
    • The fixation of a packer or other borehole device is provided by explosively bonding the device to the borehole casing in the desired location. The explosively set packer is oriented in the borehole casing on a setting tool which preferably includes a casing scraper to clean the interior surface of the borehole casing, a removable packer to trap a gas pocket in the area where the explosive bonding is to occur and a gas transfer apparatus to form a gas pocket below the removable packer after the removable packer has been set.
    • 封隔器或其他钻孔装置的固定通过将装置在期望的位置爆炸地结合到钻孔套管来提供。 爆破式封隔器在钻孔套管中定位在固定工具上,该固定工具优选地包括用于清洁钻孔壳体的内表面的套管刮刀,可拆卸的封隔器,用于将气体袋收集在将要发生爆炸粘合的区域中,以及 气体传送装置,在可拆卸封隔器已经被固定之后形成可拆卸封隔器下方的气体口袋。