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    • 1. 发明申请
    • Downhole Component with Multiple Transmission Elements
    • 具有多个传动元件的井下部件
    • US20080007425A1
    • 2008-01-10
    • US11861412
    • 2007-09-26
    • David HallDavid BartholomewJoe Fox
    • David HallDavid BartholomewJoe Fox
    • G01V1/047
    • E21B17/028E21B17/003
    • A tubular component in a downhole tool string has a first end and a second end. The first end includes first and second inductive couplers, and the second end includes third and fourth inductive couplers. The component has a first conductive medium and second conductive medium. The first conductive medium is connecting the first and third couplers, and the second conductive medium is connecting the second and fourth couplers. The first and second ends may include additional inductive couplers and the component may include an additional conductive medium connecting the additional couplers. A tubular component in a downhole tool string may have a first end and a second end and electronic equipment disposed in the component. The first end may have a first plurality of inductive couplers, and the component may have a conductive medium connecting each inductive coupler of the first plurality of inductive couplers and the electronic equipment.
    • 井下工具串中的管状部件具有第一端和第二端。 第一端包括第一和第二感应耦合器,并且第二端包括第三和第四感应耦合器。 该组件具有第一导电介质和第二导电介质。 第一导电介质连接第一和第三耦合器,第二导电介质连接第二和第四耦合器。 第一和第二端可以包括附加的电感耦合器,并且该组件可以包括连接附加耦合器的附加导电介质。 井下工具串中的管状部件可以具有设置在部件中的第一端和第二端以及电子设备。 第一端可以具有第一多个感应耦合器,并且该部件可以具有连接第一多个感应耦合器的每个电感耦合器和电子设备的导电介质。
    • 2. 发明申请
    • Downhole component with multiple transmission elements
    • 井下部件具有多个传动元件
    • US20060260797A1
    • 2006-11-23
    • US11133905
    • 2005-05-21
    • David HallDavid BartholomewJoe Fox
    • David HallDavid BartholomewJoe Fox
    • E21B17/00
    • E21B17/028E21B17/003
    • A tubular component in a downhole tool string has a first end and a second end. The first end includes first and second inductive couplers, and the second end includes third and fourth inductive couplers. The component further has a first conductive medium and second conductive medium. The first conductive medium is connecting the first and third couplers, and the second conductive medium is connecting the second and fourth couplers. The first and second ends may include additional inductive couplers and the component may include an additional conductive medium connecting the additional couplers. A tubular component in a downhole tool string may have a first end and a second end and electronic equipment disposed in the component. The first end may have a first plurality of inductive couplers, and the component may further have a conductive medium connecting each inductive coupler of the first plurality of inductive couplers and the electronic equipment.
    • 井下工具串中的管状部件具有第一端和第二端。 第一端包括第一和第二感应耦合器,并且第二端包括第三和第四感应耦合器。 该组件还具有第一导电介质和第二导电介质。 第一导电介质连接第一和第三耦合器,第二导电介质连接第二和第四耦合器。 第一和第二端可以包括附加的电感耦合器,并且该组件可以包括连接附加耦合器的附加导电介质。 井下工具串中的管状部件可以具有设置在部件中的第一端和第二端以及电子设备。 第一端可以具有第一多个感应耦合器,并且该部件还可以具有连接第一多个感应耦合器的每个感应耦合器和电子设备的导电介质。
    • 3. 发明申请
    • Assessing down-hole drilling conditions
    • 评估井下钻井条件
    • US20050284663A1
    • 2005-12-29
    • US10878243
    • 2004-06-28
    • David HallDavid PixtonMonte JohnsonDavid BartholomewJoe Fox
    • David HallDavid PixtonMonte JohnsonDavid BartholomewJoe Fox
    • E21B47/026E21B47/12
    • E21B47/122
    • A method and apparatus for use in assessing down-hole drilling conditions are disclosed. The apparatus includes a drill string, a plurality of sensors, a computing device, and a down-hole network. The sensors are distributed along the length of the drill string and are capable of sensing localized down-hole conditions while drilling. The computing device is coupled to at least one sensor of the plurality of sensors. The data is transmitted from the sensors to the computing device over the down-hole network. The computing device analyzes data output by the sensors and representative of the sensed localized conditions to assess the down-hole drilling conditions. The method includes sensing localized drilling conditions at a plurality of points distributed along the length of a drill string during drilling operations; transmitting data representative of the sensed localized conditions to a predetermined location; and analyzing the transmitted data to assess the down-hole drilling conditions.
    • 公开了一种用于评估井下钻井条件的方法和装置。 该装置包括钻柱,多个传感器,计算装置和井下网络。 传感器沿着钻柱的长度分布,并且能够在钻探时感测局部的井下状况。 计算设备耦合到多个传感器中的至少一个传感器。 数据通过井下网络从传感器传输到计算设备。 计算设备分析由传感器输出的数据并代表所感测的局部条件以评估井下钻井条件。 该方法包括在钻井操作期间在沿着钻柱的长度分布的多个点处感测局部钻井条件; 将表示感测到的局部化状态的数据发送到预定位置; 并分析传输的数据以评估井下钻井条件。
    • 5. 发明申请
    • High-speed, Downhole, Cross Well Measurement System
    • 高速,井下,十字井测量系统
    • US20060221768A1
    • 2006-10-05
    • US11382324
    • 2006-05-09
    • David HallJoe FoxChristopher Durrand
    • David HallJoe FoxChristopher Durrand
    • H04H9/00
    • G01V1/40
    • In one aspect of the invention, a high-speed measurement system has a first and a second well bore. A first and second plurality of network nodes is integrated into and spaced at intervals along the first and second well bore, respectively. A communications channel connects each plurality of network nodes forming a first and second downhole network. A signal source is in communication with the first downhole network and a signal receiver is in communication with the second downhole network; and a common clock source is in communication with both the signal source and the signal receiver over the first and second downhole networks, respectively. The signal source and signal receiver are synchronized with the clock source and the signal source is adapted to send a signal to the signal receiver through a subterranean formation.
    • 在本发明的一个方面,高速测量系统具有第一和第二井眼。 第一和第二多个网络节点分别集成在第一和第二井眼之间并且间隔开。 通信信道连接形成第一和第二井下网络的每个多个网络节点。 信号源与第一井下网络通信,信号接收器与第二井下网络通信; 并且公共时钟源分别在第一和第二井下网络上与信号源和信号接收器通信。 信号源和信号接收器与时钟源同步,并且信号源适于通过地下地层向信号接收器发送信号。
    • 6. 发明申请
    • Apparatus and method for seismic measurement-while-drilling
    • 同时进行地震测量的装置和方法
    • US20060077757A1
    • 2006-04-13
    • US10965563
    • 2004-10-13
    • Dale CoxDavid HallH. HallJoe Fox
    • Dale CoxDavid HallH. HallJoe Fox
    • G01V1/00
    • G01V1/40
    • An apparatus and method for seismic measurement-while-drilling comprises at least one of a downhole seismic receiver or a downhole seismic source deployed in a telemetry drill string. Preferably both a downhole receiver and a downhole source are deployed in the drill string, the source and receiver being fixed at a pre-determined distance from each other. As drilling progresses into a subterranean formation, a first seismic shot is performed at a first level, producing a model characteristic of the subterranean formation, and at least one subsequent seismic shot is performed at at least one subsequent level, producing at least a second model characteristic of the subterranean formation. The first and at least the second model are used in combination to evaluate the subterranean formation and to evaluate the progress of the drill string relative to the formation.
    • 用于地震测量同时钻井的装置和方法包括部署在遥测钻柱中的井下地震接收器或井下地震源中的至少一个。 优选地,井下接收器和井下源都部署在钻柱中,源和接收器以预定距离彼此固定。 当钻进入地下地层时,在第一级执行第一地震射击,产生地下地层的模型特征,并且至少一个随后的地震射击在至少一个后续水平上执行,产生至少第二模型 地层的特征。 将第一和至少第二模型组合使用以评估地下地层并评估钻柱相对于地层的进展。
    • 7. 发明申请
    • Drilling Fluid Filter
    • 钻井液过滤器
    • US20060065443A1
    • 2006-03-30
    • US10711595
    • 2004-09-28
    • David HallJoe FoxKory Garner
    • David HallJoe FoxKory Garner
    • E21B31/113E21B43/34
    • E21B21/002
    • A drilling fluid filter for placement within a bore wall of a tubular drill string component comprises a perforated receptacle with an open end and a closed end. A hanger for engagement with the bore wall is mounted at the open end of the perforated receptacle. A mandrel is adjacent and attached to the open end of the perforated receptacle. A linkage connects the mandrel to the hanger. The linkage may be selected from the group consisting of struts, articulated struts and cams. The mandrel operates on the hanger through the linkage to engage and disengage the drilling fluid filter from the tubular drill string component. The mandrel may have a stationary portion comprising a first attachment to the open end of the perforated receptacle and a telescoping adjustable portion comprising a second attachment to the linkage. The mandrel may also comprise a top-hole interface for top-hole equipment.
    • 用于放置在管状钻柱组件的孔壁内的钻井液过滤器包括具有开口端和封闭端的穿孔容器。 用于与孔壁接合的衣架安装在穿孔容器的开口端。 心轴相邻并连接到穿孔容器的开口端。 连杆将心轴连接到衣架。 连杆可以从由支柱,铰接支柱和凸轮组成的组中选择。 心轴通过连接件在衣架上操作以使钻井液过滤器与管状钻柱组件接合和脱离。 心轴可以具有固定部分,该固定部分包括到多孔容器的开口端的第一连接件和包括连接件的第二连接件的伸缩可调部分。 心轴还可以包括顶孔设备的顶孔接口。
    • 8. 发明申请
    • Downhole transmission system
    • 井下传输系统
    • US20050285754A1
    • 2005-12-29
    • US10878193
    • 2004-06-28
    • David HallJoe Fox
    • David HallJoe Fox
    • E21B17/02E21B47/12G01V3/00G01V11/00
    • G01V11/002E21B17/028E21B47/122
    • A transmission system in a downhole component comprises a data transmission element in both ends of the downhole component. Each data transmission element houses an electrically conducting coil in a MCEI circular trough. An electrical conductor connects both the transmission elements. The electrical conductor comprises at least three electrically conductive elements insulated from each other. In the preferred embodiment the electrical conductor comprises an electrically conducting outer shield, an electrically conducting inner shield and an electrical conducting core. In some embodiments of the present invention, the electrical conductor comprises an electrically insulating jacket. In other embodiments, the electrical conductor comprises a pair of twisted wires. In some embodiments, the electrical conductor comprises semi-conductive material.
    • 井下部件中的传动系统包括在井下部件两端的数据传输元件。 每个数据传输元件在MCEI圆形槽中容纳导电线圈。 电导体连接两个传输元件。 电导体包括彼此绝缘的至少三个导电元件。 在优选实施例中,电导体包括导电外屏蔽,导电内屏蔽和导电芯。 在本发明的一些实施例中,电导体包括电绝缘护套。 在其他实施例中,电导体包括一对扭绞线。 在一些实施例中,电导体包括半导体材料。