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公开(公告)号：US09725980B2
公开(公告)日：2017-08-08
申请号：US14238239
申请日：2012-08-30
IPC分类号： E21B33/12 , E21B23/06 , E21B33/127 , E21B33/124
CPC分类号： E21B33/127 , E21B23/06 , E21B33/1243
摘要： The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and an inside wall of a borehole for providing zone isolation between a first zone and a second zone of the borehole, comprising a tubular part for mounting as part of the well tubular structure and having an expansion opening, an expandable sleeve surrounding the tubular part, each end of the expandable sleeve being connected with the tubular part, and an annular barrier space between the tubular part and the expandable sleeve, wherein the annular barrier further comprises a pressure intensifying means having an inlet in a first end in fluid communication with the expansion opening and having an outlet in a second end in fluid communication with the annular barrier space.
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公开(公告)号：US09708873B2
公开(公告)日：2017-07-18
申请号：US14007657
申请日：2012-03-29
申请人： Jørgen Hallundbæk
发明人： Jørgen Hallundbæk
CPC分类号： E21B23/04 , E21B23/14 , E21B2023/008
摘要： The present invention relates to a downhole tool, comprising a hydraulic assembly, an arm assembly, the arm assembly comprising a wheel, a hydraulic motor for rotating the wheel, thereby driving the downhole tool in a forward direction, and a hydraulic pump unit for simultaneous generation of a first and a second pressurized fluid, characterized in that the arm assembly is movable between a retracted position and a projecting position in relation to the tool housing, and the downhole tool furthermore comprises an arm activation assembly for moving the arm assembly between the retracted position and the projecting position, and the hydraulic motor drives the downhole tool in the forward direction when the arm assembly is in the projecting position, the arm activation assembly being in fluid connection with the first pressurized fluid and the hydraulic motor being in fluid connection with the second pressurized fluid, a hydraulic control block for controlling the pressure of the first pressurized fluid having a first pressure and controlling a second pressure of the second pressurized fluid, and a hydraulic control block comprising a first sequential valve for controlling a sequence of retraction of the arm assembly, a projection of the arm assembly and a rotation of the wheel, wherein the sequential valve is fluidly connected with one of the fluids and changes between an open and a closed position based upon the pressure of the other fluid. Furthermore, the present invention relates to a method of controlling a projection of an arm assembly of a driving unit of a downhole tool and to a downhole system.
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公开(公告)号：US09708866B2
公开(公告)日：2017-07-18
申请号：US14007790
申请日：2012-03-29
申请人： Jørgen Hallundbæk
发明人： Jørgen Hallundbæk
CPC分类号： E21B17/1057 , E21B4/02 , E21B4/18 , E21B23/00 , E21B23/04 , E21B29/002
摘要： The present invention relates to a downhole driving unit (11) for insertion into a well, comprising a driving unit housing (51), a hydraulic motor comprising a hydraulic motor housing (93), the hydraulic motor comprising a cam ring (24), a wheel assembly (90) comprising a stationary part (91) and a rotational part, the stationary part (92) being connected with the driving unit housing and a rotatably connected with a rotational part, the stationary part and the rotational part constituting the hydraulic motor housing, said hydraulic motor comprising a rotatable section (84) connected with the rotational part, the cam ring being connected with or forming part of the stationary part of the wheel assembly, the rotational part comprising a wheel ring (99), where in a bearing (36) is arranged between the cam ring and the wheel ring. The present invention also relates to a downhole system comprising the driving unit and to use of such driving unit.
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公开(公告)号：US09512688B2
公开(公告)日：2016-12-06
申请号：US14007754
申请日：2012-03-29
申请人： Jørgen Hallundbæk
发明人： Jørgen Hallundbæk
CPC分类号： E21B23/00 , E21B23/14 , E21B2023/008
摘要： A downhole tool extending in a longitudinal direction includes a tool housing, an arm assembly movable between a retracted position and a projecting position in relation to the tool housing, the arm assembly having an arm member connected with the tool housing in one end, an arm activation assembly arranged in the tool housing for moving the arm assembly between the retracted position and the projecting position, and a pump for circulating hydraulic fluid. The arm assembly has a hydraulic mechanism arranged in connection with the arm member, and a fluid influx channel provided in the arm member, the fluid influx channel being in fluid communication with the hydraulic mechanism for supplying hydraulic fluid from the pump to the hydraulic mechanism.
摘要翻译： 沿纵向方向延伸的井下工具包括工具壳体，臂组件，其可相对于工具壳体在缩回位置和突出位置之间移动，臂组件具有在一端与工具壳体连接的臂构件，臂 激活组件布置在工具壳体中，用于在缩回位置和突出位置之间移动臂组件，以及泵，用于使液压流体循环。 臂组件具有与臂构件相连的液压机构和设置在臂构件中的流体流动通道，流体流动通道与液压机构流体连通，用于将液压流体从泵供给到液压机构。
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公开(公告)号：US09509190B2
公开(公告)日：2016-11-29
申请号：US14114432
申请日：2012-04-27
申请人： Jørgen Hallundbæk
发明人： Jørgen Hallundbæk
摘要： The present invention relates to a downhole electrical motor elongated in a longitudinal direction, comprising a housing, a stator comprised inside the housing, a rotor comprised inside the stator rotatably connected to the stator, wherein the rotor has a locked end and a non-locked end and is locked in the locked end to avoid movement of the rotor in the longitudinal direction, and the rotor is able to move along the longitudinal direction in the non-locked end of the rotor to avoid thrust loads on the rotor due to thermal expansion of the rotor during rotor heating when the electrical motor is in operation and further comprising a locked bearing connected to the stator for supporting the rotor in the locked end and a non-locked bearing connected to the stator for supporting the rotor in the non-locked end, wherein the bearings are at least partially made from a ceramic material. Furthermore, the invention relates to a downhole tool comprising an electrical motor according to the invention and to a downhole system comprising a plurality of electrical motors according to the invention.
摘要翻译： 本发明涉及一种沿纵向延伸的井下电动马达，其包括壳体，包括在壳体内的定子，包括在定子内的转子，其可旋转地连接到定子，其中转子具有锁定端和非锁定 并且被锁定在锁定端部，以避免转子在纵向方向上的移动，并且转子能够在转子的非锁定端沿着纵向方向移动，以避免由于热膨胀而在转子上的推力载荷 在转子加热期间当电动机运行时还包括连接到定子的锁定轴承，用于将转子支撑在锁定端部中的非锁定轴承和连接到定子的非锁定轴承，用于将转子支撑在非锁定 其中所述轴承至少部分地由陶瓷材料制成。 此外，本发明涉及一种井下工具，其包括根据本发明的电动机和包括根据本发明的多个电动机的井下系统。
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公开(公告)号：US09441436B2
公开(公告)日：2016-09-13
申请号：US14123178
申请日：2012-05-31
申请人： Jørgen Hallundbæk
发明人： Jørgen Hallundbæk
IPC分类号： E21B29/00
CPC分类号： E21B29/00 , E21B29/005
摘要： The present invention relates to a downhole tubing cutter tool for submerging into a casing in a wellbore and separating an upper part of the casing from a lower part of the casing by cutting the casing from within, the tool extending in a longitudinal direction, comprising a tool housing having a first and a second housing part, a cutting arm which is pivotably connected with the first housing part and has a cutting edge in a first end, said arm being movable between a retracted position and a projected position in relation to the tool housing, an arm activation assembly for moving the cutting arm between the retracted position and the projected position, and a rotatable shaft arranged in the second housing part and connected with the first housing part for rotating the cutting arm.
摘要翻译： 本发明涉及一种井下管切割工具，其用于浸入井眼中的壳体中，并通过从纵向方向延伸的工具从内部切割壳体，从而将壳体的上部与壳体的下部分开， 工具壳体，其具有第一和第二壳体部分，切割臂，其与第一壳体部分可枢转地连接并且在第一端部具有切割边缘，所述臂可相对于工具在缩回位置和突出位置之间移动 壳体，用于在缩回位置和突出位置之间移动切割臂的臂激活组件，以及布置在第二壳体部分中并与第一壳体部分连接的旋转轴，用于旋转切割臂。
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7.发明授权Downhole tool for borehole cleaning or for moving fluid in a borehole 有权用于钻孔清洗的井下工具或用于在钻孔中移动流体的井下工具公开(公告)号：US09284818B2
公开(公告)日：2016-03-15
申请号：US13518752
申请日：2010-12-23
申请人： Jørgen Hallundbæk , Peter Gråbæk
发明人： Jørgen Hallundbæk , Peter Gråbæk
CPC分类号： E21B37/00 , E21B21/002 , E21B43/128
摘要： The present invention relates to a downhole tool (1) for borehole cleaning or for moving fluid in a borehole. The tool comprises a tool housing (29), a chamber inlet (6) and a chamber outlet (36), and the tool housing comprises a pump (8) arranged in a pump housing (4) and a driving unit powered by an electrical conducting means for driving the pump.
摘要翻译： 本发明涉及一种用于钻孔清洗或用于在钻孔中移动流体的井下工具（1）。 工具包括工具壳体（29），腔室入口（6）和腔室出口（36），并且工具壳体包括布置在泵壳体（4）中的泵（8）和由电气 用于驱动泵的传导装置。
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公开(公告)号：US09114443B2
公开(公告)日：2015-08-25
申请号：US13386190
申请日：2010-07-26
申请人： Jørgen Hallundbæk
发明人： Jørgen Hallundbæk
CPC分类号： B08B9/0495 , B08B9/049 , B08B9/051 , Y10T137/85978
摘要： The present invention relates to a propelling tool (1) enabling a forward drive for operation in a pipeline (3), a casing, a well, or any other cavity. The propelling tool comprises a supply tubing (4) containing the supply fluid, a housing (5) connected to the supply tubing having a supply inlet provided in the rear end of the housing for supplying pressurized supply fluid from the supply tubing, a supply outlet provided in the rear end of the housing for ejection of the supply fluid, a suction inlet provided in the front end for an intake of cavity fluid surrounding the tool into the housing, and a suction outlet provided in the rear end for an outlet of cavity fluid, and a pump (10) for suction of cavity fluid in through the suction inlet and out through the suction outlet. The pump is driven by the pressurized supply fluid for pulling the tool forward in a cavity.
摘要翻译： 本发明涉及能够在管道（3），壳体，井或任何其它空腔中操作的前进驱动的推进工具（1）。 推进工具包括一个包含供应流体的供应管道（4），连接到供应管道上的一个壳体（5），该壳体（5）具有设置在壳体后端的供应入口，用于从供应管道供应加压供应流体， 设置在壳体的后端以用于喷射供应流体;抽吸入口，设置在前端，用于将工具进入壳体的腔体流体入口;以及抽吸出口，设置在后端，用于腔的出口 流体和用于通过吸入口抽吸腔体流体并通过抽吸出口排出的泵（10）。 泵由加压供应流体驱动，用于在空腔中向前拉动工具。
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公开(公告)号：US20140158371A1
公开(公告)日：2014-06-12
申请号：US14236996
申请日：2012-08-30
申请人： Jørgen Hallundbæk
发明人： Jørgen Hallundbæk
CPC分类号： E21B23/00 , E21B23/06 , E21B23/14 , E21B33/127 , E21B43/10 , E21B43/103
摘要： The present invention relates to a disconnecting tool (1) for disconnecting a drill pipe from a lower casing in a bore-hole and having an axial extension along a centre line (2), comprising an axial force generator (4) comprising a first part (5) and a second part (6) and providing an axial movement of the second part in relation to the first part along the axial extension, a wireline (3) powering the axial force generator, and an element (7) comprising a leading part (8) and a trailing part (9), the second part being connected with the trailing part, wherein a fluid channel (10) extends from the leading part to the trailing part for letting fluid through or pass the element when the second part is moved in relation to the first part of the force generator during disconnection.
摘要翻译： 本发明涉及一种用于将钻杆与钻孔中的下壳体分离并具有沿着中心线（2）的轴向延伸的断开工具（1），包括轴向力发生器（4），该轴向力产生器包括第一部分 （5）和第二部分（6），并且沿着所述轴向延伸部提供所述第二部分相对于所述第一部分的轴向运动;为所述轴向力发生器供电的电缆（3）;以及包括引导 部分（8）和后部（9），第二部分与后部连接，其中流体通道（10）从引导部分延伸到后部，以便当第二部分 在断开连接期间相对于力发生器的第一部分移动。
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公开(公告)号：US20140127046A1
公开(公告)日：2014-05-08
申请号：US14130944
申请日：2012-07-04
申请人： Jørgen Hallundbæk , Peter Gräbæk
发明人： Jørgen Hallundbæk , Peter Gräbæk
CPC分类号： F04B1/0472 , E21B43/128 , E21B43/129 , F04B47/00 , F04B47/06
摘要： The present invention relates to a downhole hydraulic pump for providing fluid pressure during downhole operations, comprising a pump housing, a cam shaft rotatably arranged in the pump housing and having a longitudinal spin axis, the cam shaft comprising a shaft and a cam lobe arranged on the shaft, a radially arranged piston having a housing end and a cam end, a piston housing arranged in the pump housing, an inlet valve arranged in an inlet in the piston housing, an outlet valve arranged in an outlet in the piston housing, and a piston spring arranged in the pump housing for moving the piston away from the piston housing, wherein the piston housing is rotatably connected to the pump housing enabling rotation of the piston housing around a piston housing rotation axis parallel to the longitudinal spin axis of the cam shaft.
摘要翻译： 本发明涉及一种用于在井下操作期间提供流体压力的井下液压泵，包括泵壳体，可旋转地布置在泵壳体中并具有纵向旋转轴线的凸轮轴，所述凸轮轴包括轴和布置在其上的凸轮凸角 轴，具有壳体端和凸轮端的径向布置的活塞，布置在泵壳体中的活塞壳体，布置在活塞壳体中的入口中的入口阀，布置在活塞壳体中的出口中的出口阀，以及 布置在所述泵壳体中的活塞弹簧，用于使所述活塞远离所述活塞壳体移动，其中所述活塞壳体可旋转地连接到所述泵壳体，所述活塞壳体能够围绕平行于所述凸轮的纵向旋转轴线的活塞壳体旋转轴线旋转 轴。
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