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    • 1. 发明授权
    • Leak testing apparatus and improved seals therefor
    • 泄漏检测仪器和改进的密封件
    • US4185492A
    • 1980-01-29
    • US950026
    • 1978-10-10
    • Thomas D. HaukErnest D. Hauk
    • Thomas D. HaukErnest D. Hauk
    • G01M3/28F17D5/02
    • G01M3/2861
    • An external tester defines a sealed chamber around a pipe joint, such chamber then being filled with fluid under very high pressure. After introduction of fluid into the test chamber is terminated, a determination is made as to whether or not the pressure is reducing, any such reduction indicating that a leak is present in the pipe joint. To define a test chamber which is perfectly sealed so that fluid will not escape otherwise than through a leak in the pipe joint there are provided longitudinal sealing elements and arcuate sealing elements interrelated with each other and with an insert of the longitudinal elements. The inserts stiffen and mount the longitudinal elements, provide indexing of the casing sections, and prevent extrusion of the seal rubber, all in such a manner that no cracks remain through which the fluid may escape.
    • 外部测试仪在管接头周围限定密封室,然后在非常高的压力下填充流体。 在将流体引入测试室结束之后,确定压力是否减小,任何这种减少表明管接头中存在泄漏。 为了限定完全密封的测试室,使得流体不会通过管接头中的泄漏而不会逸出,所以设置有彼此相关联的纵向密封元件和弓形密封元件以及纵向元件的插入件。 插入件加固并安装纵向元件,提供套管部分的分度,并且防止密封橡胶的挤出,所有这些都不会有流体可能逸出的裂缝。
    • 2. 发明授权
    • Pipe-spinning apparatus and method
    • 管纺设备及方法
    • US4099429A
    • 1978-07-11
    • US615597
    • 1975-09-22
    • Ernest D. Hauk
    • Ernest D. Hauk
    • E21B19/16B25B13/52
    • E21B19/168
    • According to the present apparatus and method, a silent chain having an inversely-bent internal portion is caused to be in direct pressure engagement with the external cylindrical surface of a drill pipe or other object to be spun. The chain is mounted on at least five sprocket wheels, one of which is a drive wheel adapted to rotate about a movable axis which may be locked in any desired adjusted position. The pressure between chain and pipe is caused to be sufficient to spin the pipe but insufficient to injure the pipe or prevent relative sliding movement when the joint is completed. A spring is provided to absorb shock on completion of the joint, and to cooperate with the relative sliding movement in preventing injury to the apparatus or to any user thereof. The chain is caused to encompass a very large section of the diameter of the pipe, regardless of variations in pipe diameter. At least for some sizes of pipe, the pivot points of the apparatus are so arranged that the chain tension operates to maintain the jaws closed instead of attempting to open the same, whereby to minimize the possibility of the tool "climbing off" the pipe. A pneumatic circuit is provided to insure that adequate pipe-engaging pressure is maintained despite loss of air pressure due to operation of a pneumatic spinning motor.
    • 根据本发明的装置和方法,使具有相反弯曲内部的无声链与钻杆或其它被旋转物体的外圆筒表面直接压力接合。 链条安装在至少五个链轮上,其中一个链轮是适于围绕可移动轴线旋转的驱动轮,可动轴可锁定在任何所需的调整位置。 使链条和管道之间的压力足以旋转管道,但不足以损坏管道或防止接头完成时的相对滑动。 提供弹簧以在接合完成时吸收冲击,并且与相对滑动运动配合以防止对设备或其任何用户的伤害。 无论管道直径如何变化,链条都会包围管道直径的非常大的部分。 至少对于一些尺寸的管道,设备的枢转点被布置成使得链条张力操作以保持钳口关闭而不是试图打开它,从而最小化工具“爬行”管道的可能性。 提供气动回路以确保由于气动旋转电动机的操作而导致的空气压力损失而保持足够的管接合压力。
    • 3. 发明授权
    • High-pressure leak testing apparatus and packer
    • 高压泄漏检测仪和封隔器
    • US4244208A
    • 1981-01-13
    • US41611
    • 1979-05-23
    • Ernest D. HaukJesse C. Kirkpatrick
    • Ernest D. HaukJesse C. Kirkpatrick
    • G01M3/28
    • G01M3/2861
    • In accordance with one aspect of the present disclosure, the locking apparatus for maintaining in closed condition the two halves of the casing sections of a high pressure leak-testing apparatus for pipe joints comprises a plurality of bifurcated links. The locking apparatus further comprises a substantial number of hooks having end portions pivotally connected to the bifurcated links, the connections being at relatively thin hook portions which nest with the links. With the described construction by which a bifurcated or yoke-shaped end of one element is nested relative to a relatively thin portion of another element, it is possible to achieve extremely strong locking of the casing sections in closed condition despite the great pressure contained within the tester.In accordance with another aspect of the disclosure, the packer of the leak-testing apparatus comprises a hollow cylindrical mass of rubber which is split, and has insert elements molded therein. There are split extrusion-prevention elements at each end of the cylinder and adapted to seat next to the pipe being tested. The extrusion-prevention elements are formed of synthetic resin adapted to flex, the resin having a resistance to extrusion much greater than that of the rubber forming the cylinder.
    • 根据本公开的一个方面,用于在关闭状态下保持用于管接头的高压泄漏测试装置的壳体部分的两半的锁定装置包括多个分叉连杆。 锁定装置还包括大量钩,其具有枢转地连接到分叉连杆的端部,连接处于与链节嵌套的相对较薄的钩部。 利用所述构造,一个元件的分叉或轭形端部相对于另一元件的相对较薄的部分嵌套,尽管包含在内部的大的压力也可能使壳体部分处于闭合状态的非常强的锁定 测试仪 根据本公开的另一方面,泄漏测试装置的封隔器包括分开的中空圆柱形橡胶块,并且具有模制在其中的插入元件。 在气缸的每个端部都有分开的挤压防止元件,并适合于正在被测试的管道旁边。 挤出防止元件由适于弯曲的合成树脂形成,具有比形成圆筒的橡胶的耐挤出性更强的树脂。
    • 4. 发明授权
    • Casing perforator
    • 套管穿孔机
    • US4220201A
    • 1980-09-02
    • US13270
    • 1979-02-21
    • Ernest D. Hauk
    • Ernest D. Hauk
    • E21B43/112
    • E21B29/00E21B43/112Y10T83/398
    • A lower portion of water well casing in the ground is perforated by means of a toothed wheel journalled on the end of an arm pivotally carried by an elongated perforator body. The perforator body carries an air driven piston and actuator link connected to pivot the arm and wheel downwardly from an upward retracted position to a lower start position in which a point of one tooth and a flat end of an adjacent tooth contact the interior of the casing. In this start position the axis of rotation of the wheel is in an over-center position, below a line between the arm pivot axis and the point of the upper one of the two teeth that contact the casing surface. In this over-center start position, the perforator body is pulled upwardly so that the wheel teeth are pressed outwardly against the casing surface with great force by the over-center arrangement which urges the wheel axis closer to the casing. Each tooth has a truncated cutting end that extends along a line intersecting an outermost point of the adjacent tooth to provide optimum penetration of the casing wall.
    • 地下水井套管的下部通过安装在由细长的穿孔体枢轴承载的臂的端部上的齿轮穿孔。 穿孔体承载着一个空气驱动的活塞和致动器连接件,其连接成使臂和轮从向上的缩回位置向下枢转到下一个起始位置,在该起始位置,相邻齿的一个齿和一个平坦端的点与壳体的内部接触 。 在该起始位置,车轮的旋转轴线处于超过中心位置,在臂枢转轴线与接触壳体表面的两个齿的上部之间的线下方。 在这个超中心起始位置,穿孔体被向上拉,使得轮齿以较大的力被向外压靠在壳体表面上,该中心布置促使轮轴更接近壳体。 每个齿具有截断的切割端,其沿与相邻齿的最外点相交的线延伸,以提供套管壁的最佳穿透。
    • 5. 发明授权
    • Annular casing hammer
    • 环形套管锤
    • US4340120A
    • 1982-07-20
    • US161660
    • 1980-06-23
    • Ernest D. HaukJesse C. Kirkpatrick
    • Ernest D. HaukJesse C. Kirkpatrick
    • E21B1/02E21B6/00E21B7/20B23B45/16B25D9/00B25D11/00B25D13/00
    • E21B1/02E21B6/00E21B7/20
    • A casing hammer for simultaneously driving casing and drilling a water well comprises a housing having an annular pneumatic chamber with an annular piston that drives an annular anvil which seals the lower end of the chamber. The chamber is formed by outer and inner sleeves of which the inner sleeve is fixed to an end cap solely at its rear end and is thus cantilevered from the end cap, being free of connection at its forward end. The forward end of the inner sleeve is stabilized by means of a relatively small clearance between the anvil and the sleeves at the front end of the chamber. The cantilevered connection of the inner sleeve at its rear end provides a smooth and unobstructed bore through which extends a rotating drill string that also extends through casing while the casing is being driven by the annular hammer.
    • 用于同时驱动套管和钻井的套管锤包括具有环形气动室的壳体,其具有环形活塞,该环形活塞驱动密封腔的下端的环形砧座。 该室由外套筒和内套筒形成,内套筒仅在其后端固定在端盖上,因此从端盖悬臂,在其前端没有连接。 内套筒的前端通过砧座与腔室前端的套筒之间的相对小的间隙来稳定。 内套筒在其后端的悬臂连接提供了一个平滑无阻的钻孔,当套管被环形锤驱动时,旋转的钻柱还延伸穿过套管。
    • 9. 发明授权
    • Method and apparatus for gaging and joining pipe
    • 用于测量和连接管道的方法和装置
    • US4222174A
    • 1980-09-16
    • US940626
    • 1978-09-08
    • Ernest D. HaukThomas D. HaukKenneth J. Carstensen
    • Ernest D. HaukThomas D. HaukKenneth J. Carstensen
    • E21B19/16G01B3/40G01B5/20G01B3/14
    • G01B3/40E21B19/16G01B5/204
    • The present method and apparatus are believed to be the first to achieve, at least in a practical manner susceptible of widespread use on large numbers of joints, both proper engagement and proper makeup torque between tapered threaded members such as sections of pipe in an oil well or pipeline. In accordance with one embodiment, presently preferred, gage means are employed to determine the actual hand tight plane of each tapered threaded member, and a mark is made on each such member in predetermined relationship to the hand tight plane. Such marks are then employed for field inspection of joints which have been made up to a predetermined, measured, desired makeup torque. In accordance with another embodiment, the members (for example, casing and tubing sections and collars) are made up until the marks on the collar and the pipe are at a predetermined axial distance from each other at a predetermined makeup torque or predetermined desired range of makeup torques. In accordance with another embodiment, not preferred, only one of the two members is gaged and marked. Gaging and marking may be effected rapidly, even under adverse field conditions. The apparatus and method employ automatic centering means and associated elements which make it possible to power-screw a gage onto a pipe section rapidly, with no substantial start-up problems. Furthermore, the apparatus and method employ a precision pipe-marking means, and preferably employ a gage card having a predetermined relatonship to the marking means.
    • 据信这种方法和装置是首先实现的,至少在实际上可以广泛地用于大量接头上,在锥形螺纹构件之间的适当接合和适当的组合扭矩,例如油井中管道的部分 或管道。 根据一个实施例,目前优选的是,测量装置用于确定每个锥形螺纹构件的实际手紧平面,并且在每个这样的构件上以与手紧平面成预定关系的方式制造标记。 然后将这些标记用于已经被制成预定的,测量的,期望的补偿扭矩的接头的现场检查。 根据另一个实施例,构件(例如,套管和管道部分和套环)被制成直到轴环和管子上的标记以预定的补偿扭矩或预定的期望范围彼此处于预定的轴向距离 化妆扭矩。 根据另一个实施例,不优选的是,两个构件中的仅一个被标定和标记。 即使在不利的现场条件下,测量和标记可能会迅速影响。 该装置和方法采用自动定心装置和相关联的元件,这使得能够快速地将规格动力地拧紧到管道部分上,而没有实质的启动问题。 此外,该装置和方法采用精密管标记装置,并且优选地采用与标记装置具有预定相关性的计量卡。
    • 10. 发明授权
    • Thread protector for oil-well pipe and bladder incorporated therein
    • 插入油井管和气囊的螺纹保护器
    • US4036261A
    • 1977-07-19
    • US600109
    • 1975-07-29
    • Ernest D. HaukThomas D. HaukKenneth J. Carstensen
    • Ernest D. HaukThomas D. HaukKenneth J. Carstensen
    • B65D59/00F16L57/00B65D59/06
    • B65D59/00E21B17/006F16L57/005
    • A pneumatically-operated thread protector for casing pipe, etc., has a thick rubber bladder which extends on (a) the outside, (b) the inside, and (c) the extreme end of the pipe, such bladder being generally U-sectioned or hairpin-sectioned. Provided around and within the bladder is a shock-resistant and wear-resistant metal housing which is also U-sectioned or hairpin-sectioned generally correspondingly to the bladder. Means are provided to seal the lips of the bladder to the housing, and to prevent the housing from shifting off the inflated bladder, in such manner as to permit substitution of new bladders yet to (a) maintain effective air seals, and (b) maintain the parts in assembled condition despite the effects of tremendous loads and shocks. Means are provided to inflate the bladder so that it will grip or grasp tightly the exterior and interior cylindrical surfaces of the pipe end, thus minimizing the possibility of accidental demounting of the protector from the pipe. The air further creates self-centering and shock-resistant actions, and strengthens from within the relatively lightweight and dentable shell portion of the housing -- such shell being formed of spun sheet steel.
    • 用于套管等的气动螺纹保护器具有在(a)外侧(b)内侧延伸的厚橡胶囊,(c)管道的最末端,该气囊通常为U形, 分段或发夹。 在膀胱周围和内部设置有抗冲击和耐磨的金属外壳,其也通常对应于膀胱U形截面或发夹。 提供了用于将囊的唇部密封到壳体并且防止壳体从膨胀的囊移开的方式,以允许替换新囊以至(a)保持有效的空气密封,和(b) 尽管受到巨大负载和冲击的影响,仍将零件保持在组装状态。 提供了用于使囊膨胀的装置,使得其将紧紧地夹紧或抓住管端的外部和内部圆柱形表面,从而最小化防护装置从管道意外拆卸的可能性。 空气进一步产生自定心和抗冲击作用,并且从外壳的相对轻质和可凹陷的外壳部分内部增强 - 这种壳由纺丝钢板形成。