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    • 2. 发明授权
    • Power discriminating systems
    • 电力鉴别系统
    • US07038332B2
    • 2006-05-02
    • US10941406
    • 2004-09-15
    • Clark E. RobisonNeal G. SkinnerJohn J. GoiffonCharles M. Pool
    • Clark E. RobisonNeal G. SkinnerJohn J. GoiffonCharles M. Pool
    • H02J1/00G01V3/04
    • H02J3/02Y10T307/25
    • The present invention relates to a control system for selectively supplying electrical power in a remote environment. The system comprises a plurality of electrical circuits, each designed to operate over a unique frequency passband. Power transmitted within the frequency passband of a circuit is filtered through that circuit to power a corresponding remote device. One or more remote devices can be simultaneously powered by transmitting power within the frequency passbands of the corresponding circuits. It is advantageous to design relatively narrow passbands to accommodate a relatively large number of circuits and corresponding devices for remote operation and a triac, rectifier or other suitable turn-on gate can be incorporated into each circuit to effectively control the width of the frequency passband of each circuit. Alternatively, an operational amplifier could be used.
    • 本发明涉及一种用于在远程环境中选择性地供电的控制系统。 该系统包括多个电路,每个电路被设计成在唯一的频率通带上工作。 在电路的频率通带内传输的功率通过该电路进行滤波,以对相应的远程设备供电。 一个或多个远程设备可以通过在相应电路的频率通带内传输功率来同时供电。 设计相对窄的通带以容纳相对大量的电路和用于远程操作的相应装置是有利的,并且可以将三端双向可控硅开关元件,整流器或其它合适的导通栅极并入每个电路中以有效地控制频率通带的宽度 每个电路。 或者,可以使用运算放大器。
    • 3. 发明授权
    • Reeled tubing deployed packer with control line bypass
    • 带有控制线旁路的卷管式封隔器
    • US5479991A
    • 1996-01-02
    • US178703
    • 1994-01-10
    • Clark E. RobisonDennis D. Rood
    • Clark E. RobisonDennis D. Rood
    • E21B33/12E21B33/129E21B34/10
    • E21B34/10E21B33/12E21B33/1294
    • A packer for a subterranean oil and/or gas well. The packer has a control signal bypass passage incorporated in the packer body. The control signal bypass passage may be opened and closed via reeled tubing to selectively allow and disallow passage of a control signal through the packer. The packer supports an electric submersible pump for enhancing flow of well fluids. The control signal bypass passage of the packer connects with a control line from the surface and with a separate control line extending downhole from the packer in the well. The control line, downhole from the packer, connects with a safety valve operable by control signal passed from the surface, through the packer, and downhole through the control signal bypass passage of the packer.
    • 用于地下油和/或气井的封隔器。 封隔器具有并入封隔器主体中的控制信号旁通通道。 控制信号旁路通道可以通过卷管打开和关闭,以选择性地允许和禁止控制信号通过封隔器。 封隔器支持用于增强井液流动的电潜泵。 封隔器的控制信号旁通通道与来自表面的控制线连接,并且具有从井中的封隔器向下延伸的单独的控制线。 来自封隔器的井下的控制线与安全阀连接,该安全阀通过从表面通过封隔器的通过封隔器的控制信号旁通通道的井下操作。
    • 4. 发明申请
    • Indexing Sleeve for Single-Trip, Multi-Stage Fracing
    • 索引套管用于单行程,多级曲线
    • US20110240311A1
    • 2011-10-06
    • US12753331
    • 2010-04-02
    • Clark E. RobisonRobert CoonRobert Malloy
    • Clark E. RobisonRobert CoonRobert Malloy
    • E21B34/14
    • E21B34/14E21B23/04E21B43/14E21B43/26E21B2034/007
    • A sliding sleeve has a sensor that detects plugs (darts, balls, etc.) passing through the sleeves. A first insert on the sleeve can be hydraulically activated by the fluid pressure in the surrounding annulus once a preset number of plugs have passed through the sleeve. Movement of this first insert activates a catch on a second insert. Once the next plug is deployed, the catch engages it so that fluid pressure applied against the seated plug through the tubing string can moves the second insert. Once moved, the insert reveals port in the housing communicating the sleeve's bore with the surrounding annulus so an adjacent wellbore interval can be stimulated. The first insert may also be hydraulically activated after a preset time after a plug has passed through the sleeve. Several sleeves can be used together in various arrangements to treat multiple intervals of a wellbore.
    • 滑动套管具有检测穿过套筒的塞子(飞镖,球等)的传感器。 一旦预设数量的插头已经穿过套筒,套筒上的第一插入件可以通过周围环空中的流体压力液压地激活。 第一个插入物的移动会在第二个插入物上激活捕获。 一旦下一个插头被部署,捕捉器就会啮合它,使得通过管柱对着座塞施加的流体压力可以移动第二插入件。 一旦移动,插入件就会露出外壳中的端口,将套管的孔与周围的环带连通,从而可以刺激相邻的井筒间隔。 在插头已经穿过套筒之后的预设时间之后,第一插入件也可以被液压地活动。 可以在各种布置中一起使用几个套筒来处理井眼的多个间隔。
    • 5. 发明申请
    • Indexing Sleeve for Single-Trip, Multi-Stage Fracing
    • 索引套管用于单行程,多级曲线
    • US20110240301A1
    • 2011-10-06
    • US13022504
    • 2011-02-07
    • Clark E. RobisonRobert CoonRobert Malloy
    • Clark E. RobisonRobert CoonRobert Malloy
    • E21B34/14
    • E21B34/14E21B23/006E21B43/14E21B43/26
    • A flow tool has a sensor that detects plugs (darts, balls, etc.) passing through the tool. An actuator moves an insert in the tool once a preset number of plugs have passed through the tool. Movement of this insert reveals a catch on a sleeve in the tool. Once the next plug is deployed, the catch engages the plug on the sleeve so that fluid pressure applied against the seated plug through the tubing string can move the sleeve. Once moved, the sleeve reveals ports in the tool communicating the tool's bore with the surrounding annulus so an adjacent wellbore interval can be stimulated. The actuator can use a sensor detecting passage of the plugs through the tool. A spring disposed in the tool can flex near the sensor when a plug passes through the tool, and a counter can count the number of plugs that have passed.
    • 流量工具具有检测通过工具的塞子(飞镖,球等)的传感器。 一旦预设数量的插头通过工具,执行器将刀片移动到工具中。 该插入物的移动显示工具上的套筒上的钩子。 一旦下一个插头被部署,该卡扣就接合套筒上的插头,使得通过管柱施加在座塞上的流体压力可以移动套筒。 一旦移动,套筒显示工具中的端口,将工具的孔与周围的环通信,从而可以刺激相邻的井筒间隔。 致动器可以使用通过工具的塞子的传感器检测通道。 设置在工具中的弹簧可以在插头通过工具时靠近传感器弯曲,并且计数器可以计数已经通过的插头的数量。
    • 6. 发明授权
    • Sand screen with integrated sensors
    • 带屏幕的集成传感器
    • US06684951B2
    • 2004-02-03
    • US10323102
    • 2002-12-18
    • Henry L. RestarickClark E. RobisonRoger L. Schultz
    • Henry L. RestarickClark E. RobisonRoger L. Schultz
    • E21B4308
    • E21B17/003E21B17/028E21B34/066E21B43/08E21B43/088E21B43/12E21B47/01E21B47/10
    • There is a need to better understand well conditions during gravel pack completions and during production through a gravel pack. The sensors that are used to determine the conditions at the actual interface between the gravel pack and the production interval are located directly on the gravel pack assembly. This allows for the most accurate and timely understanding of the interface conditions. Sensors along the length of the gravel pack can provide real time bottom hole pressure and temperature readings. Other sensors could provide information on flow rate of fluids produced as well as density measurements. Thus, during completion, the sensors can provide information on the effectiveness of gravel placement. During production, the sensors could provide instantaneous information on dangerous well conditions in time to minimize damage to the well equipment.
    • 在砾石充填完成期间和通过砾石充填的生产过程中,需要更好地了解条件。 用于确定砾石充填和生产间隔之间实际界面处的条件的传感器直接位于砾石充填组件上。 这允许最准确和及时地了解接口条件。 沿砾石包装长度的传感器可以提供实时的井底压力和温度读数。 其他传感器可以提供有关产生的流体流量以及密度测量的信息。 因此,在完成过程中,传感器可以提供有关砾石放置效果的信息。 在生产过程中,传感器可及时提供有关危险井条件的即时信息,以尽量减少对井口设备的破坏。
    • 8. 发明授权
    • Variable flow sliding sleeve valve and positioning shifting tool therefor
    • 可变流量滑动套管阀和定位移位工具
    • US5211241A
    • 1993-05-18
    • US815236
    • 1991-12-31
    • Howard R. Mashaw, Jr.Christopher A. DinesRobert C. HammettClark E. Robison
    • Howard R. Mashaw, Jr.Christopher A. DinesRobert C. HammettClark E. Robison
    • E21B34/14E21B43/12
    • E21B43/12E21B34/14
    • A sliding sleeve valve useful in a flow conduit to control and vary area of openings open for flow through the valve. The valve has a sleeve having a through flow passage and the sleeve is moveable between open, intermediate and closed positions. When the sleeve is in open position, the area open for flow through the valve is equal to area through the sleeve flow passage. As the sleeve is moved from open position to intermediate positions toward closed position, the area open for flow at each position is reduced to no area open for flow at closed position and conversely. Also disclosed is a pressure operated shifting tool which when lowered into the sleeve valve selectively locates in the valve, engages the sleeve, moves the sleeve upwardly or downwardly between positions and automatically disengages from the sleeve for retrieval. The invertible shifting module in the shifting tool is provided with a positioning sleeve which determines the distance the sleeve is moved when the shifting tool is operated. The shifting tool also includes structure for disengaging the sleeve valve if the shifting tool cannot move the sleeve or does not automatically disengage after operation and an emergency disconnect which may be operated to disconnect the flow conduit used to lower the shifting tool.
    • 用于流动管道中的滑动套筒阀,用于控制和改变开口的开口面积以流过阀门。 该阀具有一个具有一个通流通道的套筒,并且该套筒可在打开位置,中间位置和关闭位置之间移动。 当套筒处于打开位置时,通过阀门流动的区域等于通过套管流动通道的面积。 当套筒从打开位置移动到中间位置朝向关闭位置时,在每个位置处打开的流动面积减小到在关闭位置和相反的情况下不打开流动面积。 还公开了一种压力操作的换档工具,当下降到套筒阀中选择性地定位在阀中时,接合套筒,使套筒在位置之间向上或向下移动,并且自动地从套筒脱离以用于检索。 换挡工具中的可逆换档模块设置有定位套筒,该定位套筒确定当换档工具运转时套筒移动的距离。 换档工具还包括如果换档工具不能移动套筒或者在操作之后不能自动脱离的紧急断开,以及可以操作以断开用于降低换档工具的流动管道的紧急断开,则套筒阀的脱开结构。