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    • 2. 发明授权
    • Downhole shut off assembly for artificially lifted wells
    • 人工起井的井下关闭装置
    • US08215399B2
    • 2012-07-10
    • US12141398
    • 2008-06-18
    • Terry R. BussearKirk J. Huber
    • Terry R. BussearKirk J. Huber
    • E21B33/12
    • E21B34/14E21B43/128
    • A multi-string well has an electric submersible pump (ESP) that can be removed without killing the well. A slotted liner is sealingly secured externally to casing and internally to a guide string that remains in the wellbore when the ESP is removed. A ported sub is part of the guide string and a concentric screen that can have instruments that moves relatively to the guide string can selectively allow flow in an annulus between them and to the ported sub or that annulus between the guide and concentric strings can be blocked off by manipulation of the concentric string to close the ported sub. With the lower portion of the well now blocked off, the wellhead can be removed so that the ESP can come out with the production string. The device has particular application to steam assisted gravity drainage (SAGD) systems as well as other downhole applications.
    • 多串井具有可以在不杀死井的情况下被移除的电潜泵(ESP)。 一个开槽衬套密封地固定在套管的外部,并在内部被固定到当ESP被移除时留在井眼中的导向柱。 移动的子是引导弦的一部分,并且可以具有相对于引导弦线移动的乐器的同心屏幕可以选择性地允许在它们之间的环形空间和移动的子空间中流动,或者可以阻止导向和同心弦线之间的环形空间 通过操纵同心弦来关闭移动子。 当井的下部被堵住时,可以拆下井口,以便ESP能够与生产线一起出来。 该设备特别适用于蒸汽辅助重力排水(SAGD)系统以及其他井下应用。
    • 4. 发明申请
    • STROKABLE LINER HANGER
    • 有条不紊的内胆
    • US20090283255A1
    • 2009-11-19
    • US12175747
    • 2008-07-18
    • Kirk J. HuberTerry R. Bussear
    • Kirk J. HuberTerry R. Bussear
    • E21B23/02E21B33/12
    • E21B34/06E21B43/10
    • A strokable liner hanger including a liner hanger having one of a polished outside surface and a seal disposed at an outside surface thereof, and a production casing having one of a polished inside surface and a seal. The production casing being complementary to the liner hanger. A strokable liner hanger arrangement in a wellbore including a production casing having one of a polished bore and a seal and a liner hanger in operable communication with the production casing. The liner hanger having one of a polished bore and a seal and being the opposite of the production casing. A method for completing a wellbore with a strokable liner hanger arrangement.
    • 一种可跳动的衬垫悬挂器,包括具有抛光的外表面和设置在其外表面的密封件之一的衬垫悬架,以及具有抛光的内表面和密封件之一的生产套管。 生产套管与衬管挂钩互补。 一种在井筒中的可行的衬管悬挂器装置,包括具有抛光孔和密封件中的一个的生产套管和与生产套管可操作地连通的衬管悬挂器。 衬垫悬挂器具有抛光孔和密封件之一,并且与生产套管相反。 一种利用可跳跃的衬管悬挂装置完成井筒的方法。
    • 7. 发明申请
    • Downhole Shut Off Assembly for Artificially Lifted Wells
    • 井下关闭人造井的装配
    • US20090314499A1
    • 2009-12-24
    • US12141398
    • 2008-06-18
    • Terry R. BussearKirk J. Huber
    • Terry R. BussearKirk J. Huber
    • E21B33/12
    • E21B34/14E21B43/128
    • A multi-string well has an electric submersible pump (ESP) that can be removed without killing the well. A slotted liner is sealingly secured externally to casing and internally to a guide string that remains in the wellbore when the ESP is removed. A ported sub is part of the guide string and a concentric screen that can have instruments that moves relatively to the guide string can selectively allow flow in an annulus between them and to the ported sub or that annulus between the guide and concentric strings can be blocked off by manipulation of the concentric string to close the ported sub. With the lower portion of the well now blocked off, the wellhead can be removed so that the ESP can come out with the production string. The device has particular application to steam assisted gravity drainage (SAGD) systems as well as other downhole applications.
    • 多串井具有可以在不杀死井的情况下被移除的电潜泵(ESP)。 一个开槽衬套密封地固定在套管的外部,并在内部被固定到当ESP被移除时留在井眼中的导向柱。 移动的子是引导弦的一部分,并且可以具有相对于引导弦线移动的乐器的同心屏幕可以选择性地允许在它们之间的环形空间和移动的子空间中流动,或者可以阻止导向和同心弦线之间的环形空间 通过操纵同心弦来关闭移动子。 当井的下部被堵住时,可以拆下井口,以便ESP能够与生产线一起出来。 该设备特别适用于蒸汽辅助重力排水(SAGD)系统以及其他井下应用。
    • 10. 发明授权
    • Tubingless electrical submersible pump installation
    • 无油电潜泵安装
    • US07748449B2
    • 2010-07-06
    • US11680429
    • 2007-02-28
    • Terry R. BussearGrant F. Smith
    • Terry R. BussearGrant F. Smith
    • E21B47/10E21B43/00
    • E21B43/128
    • A method of producing a well utilizes a submersible pump run on a line, such as braided wire rope, that includes power conductors. The operator sets a packer in the casing, the packer having a check valve and a tieback receptacle. The operator pressure tests the integrity of the casing above the packer, and if it passes, then runs the pump assembly on the line. The pump assembly has a shroud with a downward extending extension that seals to the passage of the packer. If the pressure test of the casing fails, the operator runs a liner into the well and engages the tieback receptacle. A smaller diameter pump is then lowered on a line into the liner and into engagement with the packer.
    • 生产井的方法利用在包括电力导体的诸如编织钢丝绳的线上运行的潜水泵。 操作人员将封隔器设置在外壳中,封隔器具有止回阀和回收容器。 操作员压力测试封隔器上方的外壳的完整性,如果通过,则将泵组件运行在管路上。 泵组件具有带有向下延伸的延伸部的护罩,其密封到封隔器的通道。 如果套管的压力测试失败,操作者将衬管运入井中并与夹套接合。 然后,较小直径的泵在一条线上下降到衬套中并与封隔器接合。