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    • 21. 发明申请
    • SLEEVE SHIFTING TOOL
    • SLEEVE移位工具
    • WO2015179271A1
    • 2015-11-26
    • PCT/US2015/031329
    • 2015-05-18
    • THRU TUBING SOLUTIONS, INC.
    • FEARS, BrettWATSON, Brock
    • E21B23/02E21B17/00
    • E21B41/00E21B23/02
    • A sleeve shifting tool for shifting a slidable sleeve positioned inside of another dowhole tool is described herein. The tool has a housing and a collet apparatus for engaging a slidable sleeve disposed within a downhole tool positioned in a wellbore. The collet apparatus includes at least one collet arm and at least one collet key disposed thereon for engaging the slidable sleeve. The tool also includes a collet activation apparatus for initiating the collet apparatus and force the at least one collet key of the collet apparatus to engage the slidable sleeve. A method of shifting a sleeve positioned in a downhole tool with the sleeve shifting tool described herein is also provided herein.
    • 这里描述了用于移动位于另一个钻孔工具内部的可滑动套筒的套筒移位工具。 该工具具有壳体和夹头装置,用于接合设置在定位在井眼中的井下工具内的可滑动套筒。 夹头装置包括至少一个夹头臂和设置在其上的用于接合可滑动套筒的至少一个夹头键。 该工具还包括用于启动夹头装置并迫使夹头装置的至少一个夹头键接合可滑动套筒的夹头启动装置。 本文还提供了使用本文所述的套筒移位工具来移动定位在井下工具中的套筒的方法。
    • 23. 发明申请
    • DOWNHOLE SAFETY JOINT
    • 井下安全接头
    • WO2013184714A3
    • 2014-09-04
    • PCT/US2013044165
    • 2013-06-04
    • THRU TUBING SOLUTIONS INC
    • SCHULTZ ROGER LWATSON BROCK
    • E21B17/042E21B17/06
    • E21B17/06E21B17/042
    • A downhole safety joint (100) for use in a wellbore (74), including an upper tubular member (102) having an upper threaded end (106) and a lower external threaded section (116); a lower tubular member (104) having a lower threaded end (136) and an upper interior threaded section (130) for engaging with the lower external threaded section (116) to form a break joint (138), the break joint (138) having one or more of a maximum compressive stress limit and a tensile stress limit; and one or more circumferential stress reliefs (112, 134) disposed into the outer diameter of at least one of the upper tubular member (102) and the lower tubular member (104) for transmitting a side load applied to the break joint (138) to one or more of the circumferential stress reliefs (112, 134) less than one or more of the compressive stress limit and the tensile stress limit.
    • 一种用于井筒(74)的井下安全接头(100),包括具有上螺纹端(106)和下外螺纹段(116)的上管状构件(102)。 所述断开接头(138)具有下部螺纹端部(136)和用于与所述下部外部螺纹部分(116)接合以形成断裂接头(138)的上部内部螺纹部分(130)的下部管状构件(104) 具有最大压缩应力极限和拉伸应力极限中的一个或多个; 以及设置在上管状构件(102)和下管状构件(104)中的至少一个的外径中的一个或多个圆周应力释放(112,134),用于传递施加到断裂接头(138)的侧向载荷, 至少一个或多个压缩应力极限和拉伸应力极限的一个或多个周向应力释放(112,134)。
    • 24. 发明申请
    • MOTOR AND ROTOR CATCH ASSEMBLY
    • 电机和转子收集组件
    • WO2014035901A3
    • 2014-08-28
    • PCT/US2013056663
    • 2013-08-26
    • THRU TUBING SOLUTIONS INC
    • CONNELL MICHAEL LFERGUSON ANDREW MSCHULTZ ROGER LFEARS BRETT AFARKAS ROBERT J
    • E21B41/00E21B4/02E21B21/10
    • E21B4/02E21B21/103E21B41/0021
    • A motor and rotor catch assembly (10) for preventing loss of broken motor parts downhole. The assembly comprises a motor (12) including a rotor (16) supported inside a stator housing (18). A rotor bolt (30) is connected to the upper end of the rotor, and is supported for axial movement within a rotor bolt housing (24) from a running position to a deployed position. If the stator housing breaks or backs off, the attached rotor bolt shifts to the deployed position. In the deployed position, the bolt substantially reduces flow to the stator housing and simultaneously opens bypass ports (60) to vent fluid to the annulus instead. In this way, the rotor is prevented from spinning rapidly, the diverted fluid creates a pressure change that alerts the operator to the motor failure, and the diverted fluid allows continued removal of debris and cuttings from the well bore.
    • 一种电动机和转子捕捉组件(10),用于防止井下电动机部件损坏的损失。 该组件包括电动机(12),该马达包括支撑在定子壳体(18)内的转子(16)。 转子螺栓(30)连接到转子的上端,并被支撑成在转子螺栓壳体(24)内从运行位置轴向移动到展开位置。 如果定子壳体断裂或退回,则附接的转子螺栓转移到展开位置。 在展开位置,螺栓基本上减少到定子壳体的流动,同时打开旁路端口(60)以将流体排放到环形空间。 以这种方式,转子被防止快速旋转,转向的流体产生压力变化,警告操作者马达故障,并且转向的流体允许继续从井眼去除碎屑和切屑。
    • 25. 发明申请
    • LIMITED DEPTH ABRASIVE JET CUTTER
    • 有限公司DEPTH ABRASIVE JET CUTTER
    • WO2013116094A3
    • 2014-04-10
    • PCT/US2013023084
    • 2013-01-25
    • THRU TUBING SOLUTIONS INC
    • WATSON BROCK WSCHULTZ ROGER L
    • E21B29/00E21B43/114
    • E21B43/114E21B29/002
    • Tool and method to cut or perforate a pipe positioned partly or wholly inside another pipe and damage to the outer pipe must be avoided. Jet nozzles (124) are positioned at a non-normal angle to the target surface (102) to reduce the jets' effective cutting distance. While pumping the abrasive fluid, the jets are supported at a selected radial distance from the target surface (102) so that within a predetermined operating time the jets will cut or perforate the inner pipe but leave the outer pipe substantially intact. The tool may be rotated with a motor to perfonn cutoff operations or held in a fixed position for perforating.
    • 必须避免将部分或全部位于其他管道内部定位或损坏外管的管道切割或穿孔的工具和方法。 喷嘴(124)以与目标表面(102)成非正常角度定位,以减少射流的有效切割距离。 在泵送磨料流体的同时,喷射流被从目标表面(102)以选定的径向距离被支撑,使得在预定的操作时间内,射流将切割或穿孔内管,但是离开外管基本完整。 该工具可以用电动机旋转以执行切断操作或保持在用于穿孔的固定位置。
    • 26. 发明申请
    • APPARATUS AND METHOD FOR REMOVING DEBRIS FROM A WELL
    • 装置和方法从一个好的去除破碎物
    • WO2013101333A3
    • 2013-12-12
    • PCT/US2012060717
    • 2012-10-18
    • THRU TUBING SOLUTIONS INC
    • BRITTON MARK SHAMILTON RAYMOND C
    • E21B31/08
    • E21B27/005
    • An apparatus and method for retrieving debris from the well bore of an oil or gas well. The apparatus comprises a junk basket 36 with a flow passage 34 that allows fluid to be jetted out end 24 of the tool 10 while the tubing string is advanced to stir up the debris in the well fluids and facilitate capture of the debris in the strainer basket 36. Importantly, upon encountering a plug of sand or other debris in the well bore, fluid flow through the tool can be increased to work on the plug until it breaks apart. Advancement of the tubing string can be halted and resumed, as needed, in combination with control of the fluid flow through the tool until the junk basket 36 is fu or the targeted debris is collected, whereupon the junk basket 36 is withdrawn. The junk basket 36 may be deployed on coiled tubing or string of drill pipe.
    • 一种用于从油井或气井的井眼中检索碎屑的装置和方法。 该装置包括具有流动通道34的垃圾筐36,该流动通道允许流体在工具10的端部24处被喷出,同时前进管柱以搅拌井流体中的碎屑并且便于捕获过滤器篮中的碎屑 重要的是,当遇到井眼中的沙子或其他碎屑堵塞时,可以增加通过工具的流体流动,从而在塞子上工作,直到其脱开。 根据需要可以停止和恢复油管柱的前进,同时控制通过工具的流体流动,直到垃圾筐36被碾压或收集目标碎屑,然后将垃圾筐36取出。 垃圾篮36可以部署在螺旋管或钻杆系上。
    • 28. 发明申请
    • JARRING METHOD AND APPARATUS USING FLUID PRESSURE TO RESET JAR
    • 使用流体压力重新设置JAR的方法和装置
    • WO2012122141A1
    • 2012-09-13
    • PCT/US2012/027811
    • 2012-03-06
    • THRU TUBING SOLUTIONS, INC.SCHULTZ, Roger L.FERGUSON, Andrew M.CONNELL, Michael L.
    • SCHULTZ, Roger L.FERGUSON, Andrew M.CONNELL, Michael L.
    • E21B31/113E21B31/107E21B4/14
    • E21B31/1135
    • A method and apparatus for delivering repetitive jarring impacts to a stuck object downhole. The jarring tool is deployed on coiled tubing or other tubular well conduit, and fluid pressure is used to cycle the jar without reciprocating the well conduit at the wellhead. The tool includes a hydraulic reset assembly. The hydraulic chamber is in fluid communication with the flow path through the tool. Thus, when the internal fluid pressure inside the tool exceeds the external pressure in the well, the fluid pressure drives the piston in the hydraulic chamber to urge the tool toward the contracted position. In this way, the reset assembly can overcome the tendency of fluid pressure to extend the tool. The reset assembly can be configured to balance or equalize the extension pressure, to prevent undesired cocking of the tool, or to overcome the extension pressure to contract the tool for recocking the jar mechanism.
    • 一种用于向井下的被卡住的物体传送重复的振动冲击的方法和装置。 刺耳工具部署在连续油管或其他管状井管道上,并且使用流体压力来循环罐,而不会在井口往复运动。 该工具包括液压复位组件。 液压室与通过工具的流动路径流体连通。 因此,当工具内的内部流体压力超过井内的外部压力时,流体压力驱动液压室中的活塞以将工具推向收缩位置。 以这种方式,复位组件可以克服流体压力延伸工具的倾向。 复位组件可以被配置为平衡或均衡延伸压力,以防止工具的不期望的起动,或者克服延伸压力以收缩工具以重新装回罐机构。