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    • 1. 发明授权
    • Downhole tool for use in a wellbore
    • 用于井筒的井下工具
    • US06827148B2
    • 2004-12-07
    • US10154489
    • 2002-05-22
    • Joel D. ShawDavid W. TealeMary L. Laird
    • Joel D. ShawDavid W. TealeMary L. Laird
    • E21B2300
    • E21B17/06E21B10/322E21B23/02E21B23/04E21B47/09
    • The present invention provides a method and an apparatus for use in a wellbore tool. The apparatus includes a body and a sliding member, wherein the sliding member and a mechanical portion moves between a first position and a second position. A valve assembly causes the sliding member and mechanical portion to shift to its second position at a predetermined flow rate of fluid through the body. The invention also provides an apparatus for a downhole tool that includes a mandrel and a sliding member disposed on the mandrel. The sliding member including a plurality of fingers and a plurality of heads, wherein the plurality of fingers are slideably recessed within a plurality of longitudinal grooves. The invention further provides a collet assembly that includes a body and at least two extendable members, whereby as the members extend outward, the members are rotated.
    • 本发明提供一种用于井筒工具的方法和装置。 该装置包括主体和滑动构件,其中滑动构件和机械部分在第一位置和第二位置之间移动。 阀组件使得滑动构件和机械部分以预定的流体流动通过本体移动到其第二位置。 本发明还提供一种用于井下工具的装置,其包括心轴和设置在心轴上的滑动构件。 滑动构件包括多个指状物和多个头部,其中多个指状物可滑动地凹入多个纵向凹槽内。 本发明还提供了一种夹头组件,其包括主体和至少两个可延伸构件,由此当构件向外延伸时,构件被旋转。
    • 2. 发明授权
    • Acoustical telemetry
    • 声学遥测
    • US07013989B2
    • 2006-03-21
    • US10367645
    • 2003-02-14
    • Blake Thomas HammondJoel D. ShawDavid W. Teale
    • Blake Thomas HammondJoel D. ShawDavid W. Teale
    • E21B47/18
    • E21B47/0007E21B4/02E21B47/16
    • Method, apparatus and article of manufacture for monitoring and characterizing the operation of a transducer (i.e., motor or pump) downhole. In particular, transducer RPMs are determined by analysis of acoustic information. An acoustical source (signal generator) located on a downhole tool (e.g., a drill string) creates acoustic energy which is received and processed by a receiving unit, which may be located at the surface of a wellbore. The acoustical source is operably connected to the transducer, so that the frequency of the signal produced by the acoustical source corresponds to the speed of the transducer. The acoustic signal of the acoustical source may then be isolated from other acoustical energy produce by downhole equipment, such as a drill bit. Having determined transducer speed by isolation of the acoustic signal, other operating parameters may be determined. Illustrative operating parameters include torque, flow, pressure, horsepower, and weight-on-bit.
    • 用于监测和表征井下换能器(即电动机或泵)的操作的方法,装置和制品。 特别地,通过声学信息的分析来确定换能器RPM。 位于井下工具(例如,钻柱)上的声源(信号发生器)产生由能够位于井筒表面处的接收单元接收和处理的声能。 声源可操作地连接到换能器,使得由声源产生的信号的频率对应于换能器的速度。 然后,声源的声信号可以通过诸如钻头的井下设备与其他声能产生隔离。 通过隔离声学信号来确定换能器速度,可以确定其它操作参数。 说明性的操作参数包括扭矩,流量,压力,马力和位重。
    • 3. 发明申请
    • CONTROL SYSTEM INCLUDING SINGLE LINE SWITCHES AND METHOD
    • 包括单线开关和方法的控制系统
    • US20160118209A1
    • 2016-04-28
    • US14524127
    • 2014-10-27
    • Joel D. Shaw
    • Joel D. Shaw
    • H01H35/24H01H35/38H01H35/26
    • E21B34/10
    • A control system and method of controlling a control system includes a set of pressure-controlled devices having at least a first device and a second device movable between at least first and second positions, and a set of single line switches including at least a first switch and a second switch, each switch configured to move the pressure-controlled devices, respectively, between the first and second positions. The first device alternates between the first position and the second position with every position changing pressure pulse to the first switch, and the second device alternates between the first position and the second position with every two position changing pressure pulses to the first switch.
    • 控制系统和控制系统的方法包括一组压力控制装置,其具有至少第一装置和在至少第一和第二位置之间可移动的第二装置,以及一组单线开关,至少包括第一开关 和第二开关,每个开关被配置为分别在第一和第二位置之间移动压力控制的装置。 第一装置在第一位置和第二位置之间交替,每个位置改变压力脉冲到第一开关,并且第二装置在第一位置和第二位置之间交替,每两个位置改变压力脉冲到第一开关。
    • 6. 发明授权
    • Pressure measurement in highly deviated wells
    • 高度偏差井的压力测量
    • US08596353B2
    • 2013-12-03
    • US12964587
    • 2010-12-09
    • Joel D. Shaw
    • Joel D. Shaw
    • E21B47/00
    • E21B47/06E21B27/00G01L11/006G01L19/0007
    • A pressure measurement system for use with a subterranean well can include a chamber positioned in the well, the chamber having an upper portion and a lower portion as positioned in the well, and a device which, in response to gravity acting on the device, selects the upper portion of the chamber for communication with a line extending to a remote location. A method of measuring pressure in a well can include introducing a chamber into the well, then selecting a vertically upper portion of the chamber, and establishing communication between the upper portion of the chamber and a line extending to a remote location.
    • 用于地下井的压力测量系统可以包括定位在井中的腔室,该腔室具有定位在井中的上部和下部,以及一个装置,其响应于作用在装置上的重力而选择 用于与延伸到远程位置的线路通信的腔室的上部。 测量井中的压力的​​方法可以包括将腔室引入孔中,然后选择腔室的垂直上部,并且建立腔室的上部与延伸到远程位置的管线之间的连通。