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    • 42. 发明申请
    • WIRED PIPE COUPLER CONNECTOR
    • 有线管接头连接器
    • US20140148027A1
    • 2014-05-29
    • US13687790
    • 2012-11-28
    • Stephan MuellerVolker KruegerChristian FuldaIngo RodersVolkeR Peters
    • Stephan MuellerVolker KruegerChristian FuldaIngo RodersVolkeR Peters
    • H01R13/523
    • H01R13/5219H01R13/533H01R24/38
    • A wired pipe segment includes a body extending from a box end to a pin end and a coupler located in one of the box and pin ends. The coupler includes a communication element and a coupler connector in electrical communication therewith and extending away from the communication element. The segment also includes a transmission line extending away from the coupler towards the other of the box and pin end, the transmission line including an inner conductor surrounded by a dielectric material, the inner conductor extending beyond an end of the dielectric material. The segment also includes a connector that electrically connects the coupler to the transmission line, the connector including a first female end adapted to surround and make electrical contact with the coupler connector and a second end configured to have the inner conductor attached to an outer surface thereof.
    • 有线管段包括从盒端延伸到销端的主体和位于盒和销端之一中的联接器。 耦合器包括通信元件和与之通信的耦合器连接器,并且远离通信元件延伸。 该段还包括从耦合器朝向盒和销端中的另一个延伸的传输线,传输线包括被电介质材料包围的内部导体,内部导体延伸超过电介质材料的端部。 该段还包括将耦合器电连接到传输线的连接器,该连接器包括适于围绕并与耦合器连接器电接触的第一阴端,以及被配置为使内导体附接到其外表面的第二端 。
    • 43. 发明申请
    • CONTROL OF DOWNHOLE SAFETY DEVICES
    • 井下安全装置的控制
    • US20130000981A1
    • 2013-01-03
    • US13170954
    • 2011-06-28
    • Harald GrimmerVolker Krueger
    • Harald GrimmerVolker Krueger
    • E21B47/02E21B7/04
    • E21B47/10E21B47/12
    • A drilling system for drilling a borehole includes a drill string including a bottom hole assembly and a telemetry system coupled together and a communication device coupled to the drillstring configured to transmit sensor data to and receive control data from a control unit located at a surface location through the telemetry system. The system also includes a sensor coupled to the drillstring, the sensor providing the sensor data to the communication device and a downhole safety device coupled to the drill string and in operable communication with the communication device, the downhole safety device configured to actuate after receiving an activation signal initiated by the control unit.
    • 用于钻孔的钻井系统包括钻柱,所述钻柱包括底孔组件和耦合在一起的遥测系统,以及耦合到所述钻柱的通信装置,所述钻柱被配置成将传感器数据传送到位于表面位置处的控制单元并从其接收控制数据 遥测系统。 该系统还包括耦合到钻柱的传感器,传感器向通信装置提供传感器数据,以及耦合到钻柱并与通信装置可操作地通信的井下安全装置,井下安全装置被配置为在接收到 激活信号由控制单元启动。
    • 46. 发明授权
    • Active controlled bottomhole pressure system and method with continuous circulation system
    • 主动控制井底压力系统及连续循环系统的方法
    • US07806203B2
    • 2010-10-05
    • US11455041
    • 2006-06-16
    • Sven KruegerVolker KruegerPeter AronstamHarald GrimmerRoger W. FincherLarry A. Watkins
    • Sven KruegerVolker KruegerPeter AronstamHarald GrimmerRoger W. FincherLarry A. Watkins
    • E21B7/00
    • E21B21/08
    • An APD Device provides a pressure differential in a wellbore to control dynamic pressure loss while drilling fluid is continuously circulated in the wellbore. A continuous circulation system circulates fluid both during drilling of the wellbore and when the drilling is stopped. Operating the APD Device allows wellbore pressure control during continuous circulation without substantially changing density of the fluid. The APD Device can maintain wellbore pressure below the combined pressure caused by weight of the fluid and pressure losses created due to circulation of the fluid in the wellbore, maintain the wellbore at or near a balanced pressure condition, maintain the wellbore at an underbalanced condition, reduce the swab effect in the wellbore, and/or reduce the surge effect in the wellbore. A flow restriction device that creates a backpressure in the wellbore annulus provides surface control of wellbore pressure.
    • APD装置在井眼中提供压差以控制动态压力损失,同时钻井液体在井筒中连续循环。 连续循环系统在钻井期间和钻井停止时循环流体。 操作APD装置允许在连续循环期间进行井筒压力控制,而基本上不改变流体的密度。 APD装置可以将井眼压力保持在由于流体重量和由于井眼中的流体循环而产生的压力损失所引起的组合压力之下,保持井筒处于或接近平衡的压力状态,保持井身处于欠平衡状态, 降低井眼中的拭子效应,和/或降低井眼中的浪涌效应。 在井筒环中产生背压的流量限制装置提供井筒压力的表面控制。
    • 47. 发明授权
    • Telemetry system with an insulating connector
    • 具有绝缘连接器的遥测系统
    • US07605716B2
    • 2009-10-20
    • US11344290
    • 2006-01-31
    • Andreas PeterVolker KruegerJohan Witte
    • Andreas PeterVolker KruegerJohan Witte
    • G01V3/00
    • E21B47/122E21B17/028G01V11/002
    • The present invention provides an electromagnetic telemetry apparatus and methods that include an insulating connector that comprises an outer metallic female member that has an inner conical longitudinal surface. In one embodiment, a tubular metallic male member is disposed in the female member, thereby crating an axial conical gap between the male and female members. A conical metallic sleeve having dimensions that substantially correspond to the axial conical gap is disposed in the axial conical gap. The outer tubular surface of the male member is coated with an insulating material, such as a ceramic material. A shoulder at one end of the male member prevents axial movement of the sleeve in one direction and a parallel key between the female member and a stabilizer member prevents rotational movement between the male and female members. The sleeve remains stationary relative to the insulated surface of the male member when the male and female members move longitudinally relative to each other. In an alternative embodiment, a double pin is connected between a lower section and an upper section. Insulation is provided at one end of the double pin. A loading sleeve disposed around the pin absorbs compressional stress and also electrically isolates the upper and lower sections.
    • 本发明提供一种电磁遥测装置和方法,其包括绝缘连接器,该绝缘连接器包括具有内锥形纵向表面的外金属阴构件。 在一个实施例中,管状金属阳构件设置在阴构件中,从而包裹在阳构件和阴构件之间的轴向圆锥形间隙。 具有基本对应于轴向锥形间隙的尺寸的锥形金属套筒设置在轴向圆锥间隙中。 阳构件的外管状表面涂覆有绝缘材料,例如陶瓷材料。 阳构件的一端的肩部防止套筒沿一个方向的轴向移动,并且阴构件和稳定构件之间的平行键防止阳构件和阴构件之间的旋转运动。 当阳和阴构件相对于彼此纵向移动时,套筒相对于阳构件的绝缘表面保持固定。 在替代实施例中,双销连接在下部和上部之间。 在双引脚的一端提供绝缘。 设置在销周围的加载套筒吸收压缩应力,并且还使上部和下部部分电隔离。
    • 48. 发明授权
    • Apparatus and method for resistivity measurements during rotational drilling
    • 旋转钻孔期间电阻率测量的装置和方法
    • US07576543B2
    • 2009-08-18
    • US11748846
    • 2007-05-15
    • Rene N. RitterMatthias GorekVolker KruegerMartin Townley Evans
    • Rene N. RitterMatthias GorekVolker KruegerMartin Townley Evans
    • G01V3/20
    • G01V3/24G01V3/20G01V3/28G01V3/30
    • A resistivity sub including a resistivity sensor forms part of a bottom hole drilling assembly. The sensor is maintained at a substantially fixed offset from the wall of a borehole during drilling operations by, for example, a stabilizer. In WBM, galvanic sensors may be used, with or without commonly used focusing methods, for obtaining a resistivity image of the borehole wall. In OBM, capacitive coupling may be used. The apparatus is capable of using other types of sensors, such as induction, MPR, shielded dipole, quadrupole, and GPR sensors. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 37 CFR 1.72(b).
    • 包括电阻率传感器的电阻率子层构成井底钻井组件的一部分。 在例如稳定器的钻井操作期间,传感器被保持在与钻孔壁基本上固定的偏移。 在WBM中,可以使用电流传感器,具有或不具有常用的聚焦方法,以获得井壁的电阻率图像。 在OBM中,可以使用电容耦合。 该装置能够使用其他类型的传感器,例如感应,MPR,屏蔽偶极子,四极杆和GPR传感器。 要强调的是,该摘要被提供以符合要求摘要的规则,这将允许搜索者或其他读者快速确定技术公开的主题。 提交它的理解是,它不会用于解释或限制权利要求的范围或含义。 37 CFR 1.72(b)。