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    • 62. 发明授权
    • Pressure assist detonating bar and method for a tubing conveyed
perforator
    • 压力辅助引爆杆和管道输送穿孔机的方法
    • US4762179A
    • 1988-08-09
    • US892814
    • 1986-08-04
    • David S. WessonRobert R. LukeFlint R. GeorgeDavid M. HaugenKevin R. George
    • David S. WessonRobert R. LukeFlint R. GeorgeDavid M. HaugenKevin R. George
    • E21B43/1185E21B43/116
    • E21B43/11855E21B43/11852
    • A detonator bar has an outer housing, an inner housing connected to the outer housing by at least one first frangible member, an explosive charge disposed in the inner housing, and a firing piston with firing pin held in the inner housing by at least one retaining dog and at least one second frangible member. Operation occurs in response to a relatively small impact force between the detonator bar and a perforator or other explosive object located in a subterranean well. This relatively small impact breaks the at least one first frangible member. Thereafter, a fluid pressure existing in the subterranean well, such as a hydrostatic pressure within a tubing string on which a perforator is conveyed, is used to exert a sufficient force to break the at least one second frangible member after the at least one retaining dog has been released by downward movement of the outer housing relative to the inner housing, which relative movement occurs only after the initial impact force has broken the at least one first frangible member.
    • 一个雷管具有一个外壳,一个通过至少一个第一易碎构件连接到外壳的内壳,设置在内壳中的炸药,以及具有击发销的击发活塞,该击发活塞通过至少一个保持件 狗和至少一个第二个易碎成员。 响应于雷管杆和位于地下井中的穿孔器或其他爆炸物体之间的相对小的冲击力而发生操作。 这种相对较小的影响破坏了至少一个第一易碎成员。 此后,存在于地下井中的流体压力,例如在输送穿孔器的油管柱内的流体静力压力被用于施加足够的力以在所述至少一个保持爪之后破坏所述至少一个第二易碎构件 已经通过外壳相对于内壳的向下运动而释放,该相对运动仅在初始冲击力破坏了至少一个第一易碎构件之后发生。
    • 63. 发明授权
    • Air chamber actuated dual tubing release assembly
    • 气室启动双管释放组件
    • US4760884A
    • 1988-08-02
    • US908833
    • 1986-09-16
    • David M. HaugenFlint R. GeorgeKevin R. George
    • David M. HaugenFlint R. GeorgeKevin R. George
    • E21B17/06E21B23/04E21B43/116E21B23/00
    • E21B43/116E21B17/06E21B23/04
    • An apparatus and method of operation for the release of concentric tubing strings used in well operations. In the preferred embodiment, the apparatus includes a tubing release assembly and an air chamber assembly as an actuating tool. The tubing release assembly comprises a housing, release sleeve, adjustment nut, pull tube mandrel, pull tube adapter, pull tube latch and retainer ring. The air chamber assembly as an actuating tool comprises a lower end plug, a housing, a housing retainer, seal element assembly, upper and lower shear pin retainers, upper element cone, release ring, setting mandrel, upper end plug, retrieving mandrel, and match drill assembly. Alternately, the tubing release assembly may be actuated by a ball and increased fluid pressure level within the interior of the tubing release assembly.
    • 一种用于释放井操作中使用的同心管柱的操作装置和方法。 在优选实施例中,该装置包括管件释放组件和作为致动工具的空气室组件。 管道释放组件包括壳体,释放套筒,调节螺母,拉管心轴,拉管适配器,拉管闩锁和保持环。 作为致动工具的气室组件包括下端塞,壳体,壳体保持器,密封元件组件,上下剪切销保持器,上部元件锥体,释放环,设置心轴,上端塞子,检索心轴和 比赛钻机总成 替代地,管道释放组件可以由球致动并且在管道释放组件的内部内增加流体压力水平。
    • 64. 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。