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    • 1. 发明申请
    • FLUID ACTUATED CIRCULATING SUB
    • 流体致动循环
    • US20100155081A1
    • 2010-06-24
    • US12716990
    • 2010-03-03
    • Maximiliano MondelliGeorge KriegDavid HebertDavid Robinson
    • Maximiliano MondelliGeorge KriegDavid HebertDavid Robinson
    • E21B34/10E21B34/00
    • E21B34/10E21B21/103E21B23/006
    • A downhole device used to divert fluid flow out of a work string into an annulus. The downhole device is activated by the movement of a plurality of pistons within the downhole device. Fluid flow through a restriction of the downhole device creates an increase in fluid pressure causing the movement of the pistons. The pistons move a flow tube between various locations within the device. In one location, the flow tube prevents fluid flow to the annulus while in another location the flow tube allows fluid flow to be diverted into the annulus. The downhole device may include a locating sleeve having a continuous j-track allowing the flow tube to be selectively retained at the various locations within the downhole device. Fluid flow through the downhole is used to cycle the device between diverting fluid flow to the annulus and forcing fluid flow down the work string.
    • 井下装置用于将流体流从工作线转入环形空间。 井下装置通过井下装置内的多个活塞的运动来激活。 通过井下装置的限制的流体流动产生导致活塞运动的流体压力的增加。 活塞在设备内的各个位置之间移动流管。 在一个位置中,流管防止流体流向环形空间,而在另一位置,流管允许流体流动被转移到环空中。 井下装置可以包括具有连续j轨道的定位套筒,允许流管被选择性地保持在井下装置内的各个位置处。 通过井下的流体流动用于在将流体流转向环形空间并迫使流体向下流动工作柱之间循环装置。
    • 2. 发明授权
    • Fluid actuated circulating sub
    • 流体驱动循环副
    • US07766086B2
    • 2010-08-03
    • US11811301
    • 2007-06-08
    • Maximiliano MondelliGeorge KriegDavid HebertDavid Robinson
    • Maximiliano MondelliGeorge KriegDavid HebertDavid Robinson
    • E21B34/10
    • E21B34/10E21B21/103E21B23/006
    • A downhole device used to divert fluid flow out of a work string into an annulus. The downhole device is activated by the movement of a plurality of pistons within the downhole device. Fluid flow through a restriction of the downhole device creates an increase in fluid pressure causing the movement of the pistons. The pistons move a flow tube between various locations within the device. In one location, the flow tube prevents fluid flow to the annulus while in another location the flow tube allows fluid flow to be diverted into the annulus. The downhole device may include a locating sleeve having a continuous j-track allowing the flow tube to be selectively retained at the various locations within the downhole device. Fluid flow through the downhole is used to cycle the device between diverting fluid flow to the annulus and forcing fluid flow down the work string.
    • 井下装置用于将流体流从工作线转入环形空间。 井下装置通过井下装置内的多个活塞的运动来激活。 通过井下装置的限制的流体流动产生导致活塞运动的流体压力的增加。 活塞在设备内的各个位置之间移动流管。 在一个位置中,流管防止流体流向环形空间,而在另一位置,流管允许流体流动被转移到环空中。 井下装置可以包括具有连续j轨道的定位套筒,允许流管被选择性地保持在井下装置内的各个位置处。 通过井下的流体流动用于在将流体流转向环形空间并迫使流体向下流动工作柱之间循环装置。
    • 3. 发明授权
    • Multiple dart drop circulating tool
    • 多发滴滴循环工具
    • US07520336B2
    • 2009-04-21
    • US11654350
    • 2007-01-16
    • Maximiliano MondelliGeorge KriegDavid HebertDavid Robinson
    • Maximiliano MondelliGeorge KriegDavid HebertDavid Robinson
    • E21B34/14E21B23/00
    • E21B21/103E21B23/006E21B34/14E21B2034/007
    • A downhole device used to divert fluid flow out of a work string. The downhole device may be located at any point along a work string at which it may be necessary to divert the fluid flow to the annulus. The downhole device may be activated and deactivated by inserting a single deformable dart into the work string. The device catches the dart blocking fluid flow through the work string. Increased fluid pressure activates the device, which diverts the fluid flow out of the work string into the annulus. A locating sleeve with a continuous j-track allows the device to be retained in activated position. The dart is adapted to deform under a predetermined amount of fluid pressure allowing the dart past the device and returning fluid flow through the work string. The downhole device may be activated multiple times without removing the downhole device from the wellbore.
    • 用于将流体流出工作串的井下装置。 井下装置可以位于沿着工作线的任何点处,在该点处可能需要将流体流转向环形空间。 井下装置可以通过将单个可变形的镖插入工作串中而被激活和停用。 该装置捕捉通过工作串阻止流体流动的镖。 增加的流体压力启动装置,该装置将流体流从工作串转入环形空间。 具有连续j轨道的定位套筒允许设备保持在激活位置。 飞镖适于在预定量的流体压力下变形,允许飞镖穿过装置并使流体流过工作串。 井下装置可以多次被激活而不从井筒中移除井下装置。
    • 4. 发明授权
    • Fluid actuated circulating sub
    • 流体驱动循环副
    • US07926574B2
    • 2011-04-19
    • US12716990
    • 2010-03-03
    • Maximiliano MondelliGeorge KriegDavid HebertDavid Robinson
    • Maximiliano MondelliGeorge KriegDavid HebertDavid Robinson
    • E21B34/10
    • E21B34/10E21B21/103E21B23/006
    • A downhole device used to divert fluid flow out of a work string into an annulus. The downhole device is activated by the movement of a plurality of pistons within the downhole device. Fluid flow through a restriction of the downhole device creates an increase in fluid pressure causing the movement of the pistons. The pistons move a flow tube between various locations within the device. In one location, the flow tube prevents fluid flow to the annulus while in another location the flow tube allows fluid flow to be diverted into the annulus. The downhole device may include a locating sleeve having a continuous j-track allowing the flow tube to be selectively retained at the various locations within the downhole device. Fluid flow through the downhole is used to cycle the device between diverting fluid flow to the annulus and forcing fluid flow down the work string.
    • 井下装置用于将流体流从工作线转入环形空间。 井下装置通过井下装置内的多个活塞的运动来激活。 通过井下装置的限制的流体流动产生导致活塞运动的流体压力的增加。 活塞在设备内的各个位置之间移动流管。 在一个位置中,流管防止流体流向环形空间,而在另一位置,流管允许流体流动被转移到环空中。 井下装置可以包括具有连续j轨道的定位套筒,允许流管被选择性地保持在井下装置内的各个位置。 通过井下的流体流动用于在将流体流转向环形空间并迫使流体向下流动工作柱之间循环装置。
    • 5. 发明申请
    • Multiple dart drop circulating tool
    • 多发滴滴循环工具
    • US20080169108A1
    • 2008-07-17
    • US11654350
    • 2007-01-16
    • Maximiliano MondelliGeorge KriegDavid HebertDavid Robinson
    • Maximiliano MondelliGeorge KriegDavid HebertDavid Robinson
    • E21B33/00E21B41/00
    • E21B21/103E21B23/006E21B34/14E21B2034/007
    • A downhole device used to divert fluid flow out of a work string. The downhole device may be located at any point along a work string at which it may be necessary to divert the fluid flow to the annulus. The downhole device may be activated and deactivated by inserting a single deformable dart into the work string. The device catches the dart blocking fluid flow through the work string. Increased fluid pressure activates the device, which diverts the fluid flow out of the work string into the annulus. A locating sleeve with a continuous j-track allows the device to be retained in activated position. The dart is adapted to deform under a predetermined amount of fluid pressure allowing the dart past the device and returning fluid flow through the work string. The downhole device may be activated multiple times without removing the downhole device from the wellbore.
    • 用于将流体流出工作串的井下装置。 井下装置可以位于沿着工作线的任何点处,在该点处可能需要将流体流转向环形空间。 井下装置可以通过将单个可变形的镖插入工作串中而被激活和停用。 该装置捕捉通过工作串阻止流体流动的镖。 增加的流体压力启动装置,该装置将流体流从工作串转入环形空间。 具有连续j轨道的定位套筒允许设备保持在激活位置。 飞镖适于在预定量的流体压力下变形,允许飞镖穿过装置并使流体流过工作串。 井下装置可以多次被激活而不从井筒中移除井下装置。
    • 6. 发明申请
    • Fluid actuated circulating sub
    • 流体驱动循环副
    • US20080302571A1
    • 2008-12-11
    • US11811301
    • 2007-06-08
    • Maximiliano MondelliGeorge KriegDavid HebertDavid Robinson
    • Maximiliano MondelliGeorge KriegDavid HebertDavid Robinson
    • E21B41/00
    • E21B34/10E21B21/103E21B23/006
    • A downhole device used to divert fluid flow out of a work string into an annulus. The downhole device is activated by the movement of a plurality of pistons within the downhole device. Fluid flow through a restriction of the downhole device creates an increase in fluid pressure causing the movement of the pistons. The pistons move a flow tube between various locations within the device. In one location, the flow tube prevents fluid flow to the annulus while in another location the flow tube allows fluid flow to be diverted into the annulus. The downhole device may include a locating sleeve having a continuous j-track allowing the flow tube to be selectively retained at the various locations within the downhole device. Fluid flow through the downhole is used to cycle the device between diverting fluid flow to the annulus and forcing fluid flow down the work string.
    • 井下装置用于将流体流从工作线转入环形空间。 井下装置通过井下装置内的多个活塞的运动来激活。 通过井下装置的限制的流体流动产生导致活塞运动的流体压力的增加。 活塞在设备内的各个位置之间移动流管。 在一个位置中,流管防止流体流向环形空间,而在另一位置,流管允许流体流动被转移到环空中。 井下装置可以包括具有连续j轨道的定位套筒,允许流管被选择性地保持在井下装置内的各个位置处。 通过井下的流体流动用于在将流体流转向环形空间并迫使流体向下流动工作柱之间循环装置。
    • 8. 发明授权
    • Nail clipper apparatus
    • 指甲钳装置
    • US09486051B1
    • 2016-11-08
    • US14951883
    • 2015-11-25
    • David Robinson
    • David Robinson
    • A45D29/00A45D29/02G02B25/00
    • A45D29/02A45D2029/026G02B25/005
    • A nail clipper apparatus including a nail clipper and a pair of elongated gripping members attachable to each other with a spring loaded hinge. A bottom end of each of a pair of tension rods is mounted to an upper arm of an actuating lever of the nail clipper, and a top end of each of the pair of tension rods is attached to a bottom surface of a lower gripping member of the pair of gripping members. A top side of a push rod is attached to an upper gripping member of the pair of gripping members, and a bottom side of the push rod is slidably disposed atop the upper arm of the actuating lever. Each of an open position and a closed position of the pair of gripping members coincides with an open position and a closed position of the nail clipper.
    • 一种指甲剪装置,包括指甲刀和一对细长的夹持构件,其通过弹簧加载的铰链彼此连接。 一对张力棒的每一个的底端安装在指甲钳的致动杆的上臂上,并且一对张力杆的每一个的顶端附接到下夹持构件的底表面 一对夹持构件。 推杆的顶侧附接到一对夹持构件的上夹持构件,并且推杆的底侧可滑动地设置在致动杆的上臂顶部。 一对夹持构件的打开位置和关闭位置中的每一个与指甲刀的打开位置和关闭位置重合。