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1. 发明申请

US20080303525A1 SINGLE-DIPOLE HIGH FREQUENCY ELECTRIC IMAGER 审中-公开
标题翻译：单高频高频电动显像器
公开(公告)号：US20080303525A1
公开(公告)日：2008-12-11
申请号：US11758875
申请日：2007-06-06
申请人： Gregory B. Itskovich , Alexandre N. Bespalov , Stanislav W. Forgang , Randy Gold , Tsili Wang
发明人： Gregory B. Itskovich , Alexandre N. Bespalov , Stanislav W. Forgang , Randy Gold , Tsili Wang
IPC分类号： G01V3/00
CPC分类号： G01V3/24
摘要： A single-dipole sensor for determining an electrical property of an earth formation, includes a pad consisting essentially of a body and at least one small electrode separated from a large electrode by an insulator; wherein an output of the sensor includes a measurement of an electrical signal through the formation for each small electrode. A method for using the sensor is included, as well as a method for providing images of the earth formation.
摘要翻译：用于确定地层的电性能的单偶极传感器包括基本上由主体组成的焊盘和通过绝缘体与大电极分离的至少一个小电极; 其中所述传感器的输出包括通过每个小电极的形成的电信号的测量。包括使用传感器的方法，以及提供地球图像的方法。

2. 发明授权

US07612567B2 Two-axial pad formation resistivity imager 失效
标题翻译：双轴焊垫形成电阻率成像仪
公开(公告)号：US07612567B2
公开(公告)日：2009-11-03
申请号：US12110792
申请日：2008-04-28
申请人： Gregory B. Itskovich , Randy Gold , Alexandre N. Bespalov , Stanislav W. Forgang
发明人： Gregory B. Itskovich , Randy Gold , Alexandre N. Bespalov , Stanislav W. Forgang
IPC分类号： G01V3/20
CPC分类号： G01V3/24
摘要： A resistivity imaging device injects currents in two orthogonal directions using two pairs of return electrodes and performing impedance measurements of the buttons placed between the returns.
摘要翻译：电阻率成像装置使用两对返回电极在两个正交方向上注入电流，并对放置在返回点之间的按钮执行阻抗测量。

3. 发明申请

US20080278171A1 Two-Axial Pad Formation Resistivity Imager 失效
标题翻译：双轴垫形成电阻率成像仪
公开(公告)号：US20080278171A1
公开(公告)日：2008-11-13
申请号：US12110792
申请日：2008-04-28
申请人： Gregory B. Itskovich , Randy Gold , Alexandre N. Bespalov , Stanislav W. Forgang
发明人： Gregory B. Itskovich , Randy Gold , Alexandre N. Bespalov , Stanislav W. Forgang
IPC分类号： G01V3/20
CPC分类号： G01V3/24
摘要： A resistivity imaging device injects currents in two orthogonal directions using two pairs of return electrodes and performing impedance measurements of the buttons placed between the returns.
摘要翻译：电阻率成像装置使用两对返回电极在两个正交方向上注入电流，并对放置在返回点之间的按钮执行阻抗测量。

4. 发明申请

US20090243619A1 FOUR-TERMINAL ELECTRIC IMAGER FOR RESISTIVE MUDS WITH LOCALIZED CURRENT CONTROL 有权
标题翻译：用于具有本地化电流控制的电阻式MUDS的四端电子成像器
公开(公告)号：US20090243619A1
公开(公告)日：2009-10-01
申请号：US12055517
申请日：2008-03-26
申请人： Alexandre N. Bespalov , David R. Beard , Randy Gold , Gregory B. Itskovich , Tsili Wang
发明人： Alexandre N. Bespalov , David R. Beard , Randy Gold , Gregory B. Itskovich , Tsili Wang
IPC分类号： G01V3/24
CPC分类号： G01V3/24
摘要： An apparatus for imaging a subsurface material traversed by a borehole, the apparatus including an imaging pad deployed by a logging instrument, the pad including a plurality of measuring sets, each measuring set including a first current injector electrode, a second current injector electrode, a pair of sensor electrodes disposed between the first current injector electrode and the second current injector electrode, and an output for coupling to an electronics unit adapted for producing the imaging of the subsurface material.
摘要翻译：一种用于对由钻孔穿过的地下材料成像的装置，所述装置包括由测井仪器部署的成像垫，所述测量仪器包括多个测量组，每个测量组包括第一电流注入器电极，第二电流注入器电极，设置在第一电流注入器电极和第二电流注入器电极之间的一对传感器电极，以及用于耦合到适于产生地下材料的成像的电子单元的输出。

5. 发明授权

US08030938B2 Apparatus and method for imaging subsurface materials using a pad having a plurality of electrode sets 有权
标题翻译：使用具有多个电极组的焊盘成像地下材料的装置和方法
公开(公告)号：US08030938B2
公开(公告)日：2011-10-04
申请号：US12055517
申请日：2008-03-26
申请人： Alexandre N. Bespalov , David R. Beard , Randy Gold , Gregory B. Itskovich , Tsili Wang
发明人： Alexandre N. Bespalov , David R. Beard , Randy Gold , Gregory B. Itskovich , Tsili Wang
IPC分类号： G01V3/18
CPC分类号： G01V3/24
摘要： An apparatus for imaging a subsurface material traversed by a borehole, the apparatus including an imaging pad deployed by a logging instrument, the pad including a plurality of measuring sets, each measuring set including a first current injector electrode, a second current injector electrode, a pair of sensor electrodes disposed between the first current injector electrode and the second current injector electrode, and an output for coupling to an electronics unit adapted for producing the imaging of the subsurface material.
摘要翻译：一种用于对由钻孔穿过的地下材料成像的装置，所述装置包括由测井仪器部署的成像垫，所述测量仪器包括多个测量组，每个测量组包括第一电流注入器电极，第二电流注入器电极，设置在第一电流注入器电极和第二电流注入器电极之间的一对传感器电极，以及用于耦合到适于产生地下材料的成像的电子单元的输出。

6. 发明申请

US20100109672A1 Transient EM for Geosteering and LWD/Wireline Formation Evaluation 有权
标题翻译：用于地质导向和LWD /电缆形成评估的瞬态EM
公开(公告)号：US20100109672A1
公开(公告)日：2010-05-06
申请号：US12263817
申请日：2008-11-03
申请人： Michael B. Rabinovich , Alexandre N. Bespalov , Stanislav W. Forgang , Daniel T. Georgi , Gregory B. Itskovich , Leonty A. Tabarovsky
发明人： Michael B. Rabinovich , Alexandre N. Bespalov , Stanislav W. Forgang , Daniel T. Georgi , Gregory B. Itskovich , Leonty A. Tabarovsky
IPC分类号： G01V3/30
CPC分类号： G01V3/28
摘要： A transmitter on an instrument is used to induce currents in an earth formation when it is turned on or off. A Fourier transform is applied to transient measurements made in the receivers. A multifrequency focusing of the transformed data is used for applications like determination of a distance to an interface in the formation, controlling the drilling direction, determination of formation resistivities and formation strike directions.
摘要翻译：仪器上的变送器用于在接地或关闭时感应地层中的电流。傅立叶变换被应用于在接收机中进行的瞬态测量。变换数据的多频聚焦用于确定到地层中的界面的距离，控制钻井方向，确定地层电阻率和地层撞击方向等应用。

7. 发明授权

US08049507B2 Transient EM for geosteering and LWD/wireline formation evaluation 有权
标题翻译：用于地质导向和LWD /电缆形成评估的瞬态EM
公开(公告)号：US08049507B2
公开(公告)日：2011-11-01
申请号：US12263817
申请日：2008-11-03
申请人： Michael B. Rabinovich , Alexandre N. Bespalov , Stanislav W. Forgang , Daniel T. Georgi , Gregory B. Itskovich , Leonty A. Tabarovsky
发明人： Michael B. Rabinovich , Alexandre N. Bespalov , Stanislav W. Forgang , Daniel T. Georgi , Gregory B. Itskovich , Leonty A. Tabarovsky
IPC分类号： G01V3/08
CPC分类号： G01V3/28
摘要： A transmitter on an instrument is used to induce currents in an earth formation when it is turned on or off. A Fourier transform is applied to transient measurements made in the receivers. A multifrequency focusing of the transformed data is used for applications like determination of a distance to an interface in the formation, controlling the drilling direction, determination of formation resistivities and formation strike directions.
摘要翻译：仪器上的变送器用于在接地或关闭时感应地层中的电流。傅立叶变换被应用于在接收机中进行的瞬态测量。变换数据的多频聚焦用于确定到地层中的界面的距离，控制钻井方向，确定地层电阻率和地层撞击方向等应用。

8. 发明授权

US07876102B2 Mixed galvanic-inductive imaging in boreholes 有权
标题翻译：钻孔混合电感成像
公开(公告)号：US07876102B2
公开(公告)日：2011-01-25
申请号：US11852900
申请日：2007-09-10
申请人： Randy Gold , Rashid W. Khokhar , Alexandre N. Bespalov , Leonty A. Tabarovsky , Gregory B. Itskovich
发明人： Randy Gold , Rashid W. Khokhar , Alexandre N. Bespalov , Leonty A. Tabarovsky , Gregory B. Itskovich
IPC分类号： G01V3/02
CPC分类号： G01V3/24
摘要： A mixed mode tool uses an inductive source and detects galvanic currents and/or potentials at electrodes in proximity to a borehole wall to produce a resistivity image of the earth formation. Alternative, the magnetic field produced by a galvanic current is detected by an antenna coil and used to produce a resistivity image.
摘要翻译：混合模式工具使用感应源并检测靠近钻孔壁的电极处的电流和/或电位，以产生地层的电阻率图像。另一方面，由电流产生的磁场由天线线圈检测并用于产生电阻率图像。

9. 发明授权

US08390294B2 Multi-resolution borehole resistivity imaging 有权
标题翻译：多分辨率井眼电阻率成像
公开(公告)号：US08390294B2
公开(公告)日：2013-03-05
申请号：US12423535
申请日：2009-04-14
申请人： Randy Gold , Alexandre N. Bespalov , Gregory B. Itskovich
发明人： Randy Gold , Alexandre N. Bespalov , Gregory B. Itskovich
IPC分类号： G01V3/00
CPC分类号： G01V3/24
摘要： An apparatus, method and computer-readable medium for obtaining a resistivity image of an earth formation. The apparatus includes a downhole assembly configured to be conveyed in a borehole penetrating the earth formation; a plurality of sensor electrodes on the downhole assembly, at least one of the electrodes having a different area than another of the electrodes; and at least one processor configured to: (i) process measurements using each of the sensor electrodes; (ii) process a subset of the measurements substantially unaffected by the different capacitances to produce an image of the borehole wall; and (iii) record the image on a suitable medium.
摘要翻译：一种用于获得地层电阻率图像的装置，方法和计算机可读介质。该装置包括井下组件，其构造成在穿过地层的钻孔中传送; 在井下组件上的多个传感器电极，至少一个电极具有与另一电极不同的面积; 以及至少一个处理器，其被配置为：（i）使用每个所述传感器电极处理测量; （ii）处理基本上不受不同电容影响的测量的子集，以产生井壁的图像; 和（iii）将图像记录在合适的介质上。

10. 发明申请

US20100019771A1 Multi-Resolution Borehole Resistivity Imaging 有权
标题翻译：多分辨率孔径电阻率成像
公开(公告)号：US20100019771A1
公开(公告)日：2010-01-28
申请号：US12178306
申请日：2008-07-23
申请人： Randy Gold , Alexandre N. Bespalov , Gregory B. Itskovich
发明人： Randy Gold , Alexandre N. Bespalov , Gregory B. Itskovich
IPC分类号： G01V3/18 , G01V3/38
CPC分类号： G01V3/24
摘要： An apparatus, method and computer-readable medium for obtaining a resistivity image of an earth formation. The apparatus includes a downhole assembly configured to be conveyed in a borehole penetrating the earth formation; a plurality of sensor electrodes on the downhole assembly, each of the plurality of sensor electrodes having a different capacitance to a wall of the borehole; and at least one processor configured to: (i) process measurements using each of the sensor electrodes; (ii) process a subset of the measurements substantially unaffected by the different capacitances to produce an image of the borehole wall; and (iii) record the image on a suitable medium.
摘要翻译：一种用于获得地层的电阻率图像的装置，方法和计算机可读介质。该装置包括井下组件，其构造成在穿过地层的钻孔中传送; 所述井下组件中的多个传感器电极，所述多个传感器电极中的每一个与所述钻孔的壁具有不同的电容; 以及至少一个处理器，其被配置为：（i）使用每个所述传感器电极处理测量; （ii）处理基本上不受不同电容影响的测量的子集，以产生井壁的图像; 和（iii）将图像记录在合适的介质上。

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