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    • 5. 发明授权
    • Perforating gun actuator
    • 穿孔枪执行器
    • US5490563A
    • 1996-02-13
    • US343747
    • 1994-11-22
    • David WessonKevin R. GeorgeFlint R. George
    • David WessonKevin R. GeorgeFlint R. George
    • E21B41/00E21B43/1185E21B29/00E21B43/11
    • E21B43/1185E21B41/00
    • An actuating tool which is conveyed into a tubing string to attach to portions of an emplaced perforating gun. The tool includes an actuator with an electronic delay timer and an explosive device. The tool attaches to an emplaced perforating gun and detonates it by initiating an explosive charge along a complete explosive pathway formed between the actuator and gun, the actuator includes a tandem piston arrangement functional at most existing hydrostatic pressure levels, but nonfunctional at or near the surface of the wellbore. The tool may be withdrawn from the tubing string for a backup detonation tool to be placed into the tubing string to detonate a secondary firing head.
    • 驱动工具,其被输送到管柱中以附接到放置的射孔枪的部分。 该工具包括具有电子延迟定时器和爆炸装置的致动器。 该工具连接到一个放置的射孔枪,并通过在致动器和喷枪之间形成的完整的爆炸路径发起爆炸物引爆,致动器包括在大多数现有流体静力压力水平下起作用但在表面或附近不起作用的串联活塞装置 的井筒。 该工具可以从油管柱中取出用于后备爆震工具,以被放置在油管柱中以引爆二次点火头。
    • 6. 发明授权
    • Methods of perforating a well using coiled tubing
    • 使用连续油管穿孔的方法
    • US5398760A
    • 1995-03-21
    • US134022
    • 1993-10-08
    • Flint R. GeorgeKevin R. George
    • Flint R. GeorgeKevin R. George
    • E21B23/00E21B23/01E21B23/04E21B43/116E21B43/1185
    • E21B23/006E21B23/01E21B23/04E21B43/116E21B43/11852
    • Methods of perforating a well using coiled tubing conveyed perforating guns are disclosed. A perforating tool string includes a coiled tubing string, a perforating gun, a releasable gun hanger, and a pressure responsive release connecting the coiled tubing string to the perforating gun. The perforating tool string is lowered into place within the well and then the gun hanger is actuated by reciprocating motion of the coiled tubing string without rotating the coiled tubing string, thereby setting the gun hanger in the casing. Fluid pressure is then increased in the coiled tubing string to actuate the pressure responsive release to release the coiled tubing string from the perforating gun. The coiled tubing string and pressure responsive connector may then be retrieved from the well prior to firing the perforating gun. The perforating gun is subsequently fired by a pressure responsive firing head to perforate the well casing, and the perforating gun then automatically drops to the bottom of the well casing.
    • 公开了使用输送穿孔枪的连续油管对井进行穿孔的方法。 穿孔工具串包括连续油管柱,穿孔枪,可释放的衣架,以及将连续油管柱连接到射孔枪的压力响应释放件。 穿孔工具串下降到井内的适当位置,然后通过连续油管柱的往复运动来致动枪架,而不旋转连续油管柱,从而将枪挂架安装在壳体中。 然后在连续油管柱中增加流体压力,以启动压力响应释放,以从穿孔枪释放连续油管柱。 然后可以在点火射孔枪之前从井中取出连续油管柱和压力响应连接器。 射孔枪随后由压力响应的发射头射出以对井套穿孔,然后射孔枪自动下落到井套管的底部。
    • 10. 发明授权
    • Gun below packer completion tool string
    • 枪下面包装完成工具串
    • US4538680A
    • 1985-09-03
    • US384508
    • 1982-06-03
    • Emmet F. BriegerFlint R. GeorgeEdward A. Colle, Jr.
    • Emmet F. BriegerFlint R. GeorgeEdward A. Colle, Jr.
    • E21B43/116E21B43/1185E21B43/11
    • E21B43/11855E21B43/116
    • A perforating gun is suspended downhole in a cased borehole, in underlying relationship relative to a packer device, and adjacent to a hydrocarbon-bearing formation to be completed. A connecting tubing interconnects the gun with the packer device, and includes a rupture barrier therebetween which prevents debris from accumulating within a gun firing head. An upper tubing string is removably connected to the packer device and forms a passageway which extends from the surface of the earth, down through the packer, and to the gun firing head. The upper tubing string includes a seal means and an extension tube which sealingly engages the packer device and penetrates the rupture barrier to provide a passageway through which the gun can be fired from the surface of the earth. This combination of elements prevents malfunction of the gun when the tool is left downhole for an appreciable length of time.
    • 射孔枪在井下悬挂在套管钻井中,与封隔器装置相关,并与待完成的含烃地层相邻。 连接管将枪与封隔器装置相互连接,并且在其间包括破裂阻挡层,其防止碎片积聚在枪射击头内。 上部管柱可拆卸地连接到封隔器装置并形成从地表的表面向下延伸穿过封隔器的通道和喷枪的头部。 上管柱包括密封装置和延伸管,该密封装置密封地接合封隔器装置并穿透破裂屏障以提供通道,通过该通道可以从地球的表面喷射枪。 这种组合的组件可防止当工具在井下留出相当长的时间时枪的故障。