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    • 6. 发明授权
    • Method and apparatus for optimizing the reception pattern of the antenna
of a propagating electromagnetic wave logging tool
    • 用于优化传播电磁波测井工具的天线的接收模式的方法和装置
    • US4940943A
    • 1990-07-10
    • US183695
    • 1988-04-19
    • Roger P. BartelPaul F. Rodney
    • Roger P. BartelPaul F. Rodney
    • G01V3/30
    • G01V3/30
    • A conventional electromagnetic logging device, having both MWD and wire line embodiments, and having a pair of cutouts spaced along the length of the tool mandrel, each cutout having a length of greater than 4.0 inches as measured along the longitudinal axis of the tool, is modified by adding a pair of full metal jackets around the pair of cutouts. The first metal jacket placed around the first cutout in the mandrel has an additional cutout therein having a length in the range of 1.0 to 4.0 inches and a depth in the range of 0.25 to 1.0 inch. A transmitting antenna is placed in the cutout in the first metal jacket. The second metal jacket placed around the second cutout of the tool mandrel has a pair of spaced cutouts therein, each having a length in the range of 1.0 to 4.0 inches and a depth in the range of 0.25 to 1.0 inch. First and second electromagnetic receiving antennas are placed in the first and second cutouts in the second metal jacket, respectively. In alternative embodiments, the walls of the cutouts in the full metal jackets are either parallel, diverging, converging or stair stepped. In further embodiments, the cutouts having lengths of 1.0 to 4.0 inches and depths of 0.25 to 1.0 inches are formed directly in the mandrel instead of using the metal jackets.
    • 具有MWD和线线实施例以及具有沿着工具心轴的长度间隔开的一对切口的常规电磁测井装置,沿着工具的纵向轴线测量的每个切口具有大于4.0英寸的长度, 通过在一对切口周围添加一对全金属外套来修改。 围绕心轴中的第一切口放置的第一金属夹套具有其中具有1.0至4.0英寸范围内的长度和0.25至1.0英寸范围内的深度的附加切口。 发射天线放置在第一金属护套的切口中。 围绕工具心轴的第二切口放置的第二金属套管在其中具有一对间隔开的切口,每个切口的长度在1.0至4.0英寸的范围内,深度在0.25至1.0英寸的范围内。 第一和第二电磁接收天线分别放置在第二金属外壳的第一和第二切口中。 在替代实施例中,全金属外套中的切口的壁是平行的,发散的,会聚的或台阶的。 在另外的实施例中,长度为1.0至4.0英寸和深度为0.25至1.0英寸的切口直接形成在心轴中而不是使用金属夹套。
    • 10. 发明授权
    • Logging device data dump probe
    • 记录设备数据转储探测器
    • US06831571B2
    • 2004-12-14
    • US09732286
    • 2000-12-07
    • Roger P. Bartel
    • Roger P. Bartel
    • G01V100
    • E21B47/124E21B47/12E21B47/122
    • A method and apparatus for transferring data from a logging tool to a surface computer that involves attaching a stand-alone data dump device to the logging tool after the logging tool has gathered data about downhole parameters. After attaching the data dump device, data contained in a memory of the logging tool is copied to a memory of the data dump device. In one embodiment, once data copying between the logging tool and data dump device is complete, the data dump device is disconnected from the logging tool and connected to a surface computer which reads the data previously copied to the data dump device. A second embodiment of the data dump device has a radio frequency communication link between the surface computer and the data dump device to allow a wireless communication between the surface computer and the data dump device and/or logging tool.
    • 一种用于将数据从测井工具传输到平面计算机的方法和装置,其涉及在日志记录工具收集关于井下参数的数据之后将独立数据转储装置附接到测井工具。 附加数据转储设备后,包含在日志记录工具的存储器中的数据被复制到数据转储设备的存储器中。 在一个实施例中,一旦记录工具和数据转储设备之间的数据复制完成,数据转储设备将与测井工具断开连接,并连接到读取先前复制到数据转储设备的数据的平面计算机。 数据转储装置的第二实施例具有在表面计算机和数据转储装置之间的射频通信链路,以允许表面计算机与数据转储装置和/或记录工具之间的无线通信。