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    • 5. 发明申请
    • Open hole tractor with tracks
    • 带轨道的开孔拖拉机
    • US20050034874A1
    • 2005-02-17
    • US10891782
    • 2004-07-15
    • Julio GuerreroFalk DoeringCarl RoyPaul Beguin
    • Julio GuerreroFalk DoeringCarl RoyPaul Beguin
    • E21B23/00E21B23/14E21B19/16E21B4/00
    • E21B23/14E21B2023/008
    • A downhole tractor is provided that may be used in open or cased wells, and is also designed for use in open holes having a variety of soil/formation consistencies (e.g., soft, firm, rigid, etc.), varying diameters and non-uniform and irregular bore profiles. The tractor may include a track assembly including a plurality of idler wheels and a continuous track rotatably disposed around the idler wheels. A motor may be adapted to rotate the track around the idler wheels. Upper and lower arms may be pivotally connected to opposite ends of the track assembly and pivotally connected to a tractor housing. An actuator arm or link assembly may be provided to impart an outward force to the track assembly to move the track assembly outwardly into an open position and a retracting force to retract the track assembly into a closed position. A rotatable screw may be connected to a second motor, or a rod may be connected to a hydraulic system, to actuate the actuator arm or link assembly.
    • 提供了一种井下拖拉机,可用于开放井或套管井,并且还设计用于具有多种土壤/地层一致性(例如,软,坚固,刚性等),变化的直径和非均匀性的开孔, 均匀和不规则的孔型材。 拖拉机可以包括轨道组件,该轨道组件包括多个惰轮,以及围绕惰轮可旋转地设置的连续轨道。 马达可以适于围绕惰轮旋转轨道。 上臂和下臂可以枢转地连接到轨道组件的相对端并枢转地连接到拖拉机壳体。 可以提供致动器臂或连杆组件以向轨道组件施加向外的力以将轨道组件向外移动到打开位置和缩回力以将轨道组件缩回到关闭位置。 可旋转螺杆可以连接到第二马达,或者杆可以连接到液压系统,以致动致动器臂或连杆组件。
    • 6. 发明授权
    • Subsurface formation monitoring system and method
    • 地下形成监测系统及方法
    • US07798214B2
    • 2010-09-21
    • US12185308
    • 2008-08-04
    • Benoit SchmittChristian ChouzenouxKamal BabourPaul Beguin
    • Benoit SchmittChristian ChouzenouxKamal BabourPaul Beguin
    • E21B47/00G01V3/00
    • E21B47/121
    • A subsurface formation monitoring system comprises a conductive piping positioned within a borehole extending into the formation, a surface installed power and communication module, a downhole installed conductive casing or tubing sub comprising sensor(s) mounted on the sub, a data communication module for wireless communication of sensor measurements to the surface module, and a battery for providing power to the data communication module and the sensor. The surface module is coupled to the conductive piping and to a grounded return electrode coupled to the formation, and comprises an alternate current generator that defines an ingoing signal path along the conductive piping and sub, the ingoing signal flowing from the surface module to the sub and transmitting power from the generator to the sub. A return signal comprising sensor measurements is transmitted through a return signal path flowing from the sub to the surface module.
    • 地下地层监测系统包括定位在延伸到地层中的钻孔内的导电管道,表面安装的动力和通信模块,安装在子系统上的安装有传感器的井下安装的导电套管或管子副,用于无线的数据通信模块 传感器测量与表面模块的通信,以及用于向数据通信模块和传感器提供电力的电池。 表面模块耦合到导电管道和耦合到地层的接地返回电极,并且包括交替电流发生器,其限定沿着导电管道和子管的导入信号路径,从表面模块流到子区域的进入信号 并将发电机的功率发送到子机。 包括传感器测量的返回信号通过从子流向表面模块的返回信号路径传输。
    • 7. 发明授权
    • Surface formation monitoring system and method
    • 地层形成监测系统及方法
    • US08056623B2
    • 2011-11-15
    • US12885975
    • 2010-09-20
    • Benoit SchmittChristian ChouzenouxKamal BabourPaul Beguin
    • Benoit SchmittChristian ChouzenouxKamal BabourPaul Beguin
    • E21B47/00G01V3/00
    • E21B47/121
    • A subsurface formation monitoring system and method is described. The system includes a conductive piping structure positionable within a borehole extending into a subsurface formation. The conductive piping structure is electrically decoupled from a production tubing by an insulating packer. The system also includes a downhole installed conductive casing sub that has one or more sensors. The conductive casing sub is electrically coupled to the conductive piping structure. The system further includes a surface installed power and communication module that has an alternate current generator. The power and communication module is electrically coupled to the conductive piping structure via a downhole intermediate module. The alternate current generator can inject a current signal that flows downhole to the conductive casing sub and then returns with sensor measurements to the surface power and communication module via a grounded return electrode that is coupled to the subsurface formation.
    • 描述地下地层监测系统和方法。 该系统包括可定位在延伸到地下地层内的钻孔内的导电管道结构。 导电管道结构通过绝缘封隔器与生产管道电分离。 该系统还包括具有一个或多个传感器的井下安装的导电套管子。 导电壳体sub电耦合到导电管道结构。 该系统还包括具有交流发电机的表面安装电源和通信模块。 电力和通信模块经由井下中间模块电耦合到导电管道结构。 交流发电机可以将流入井下的电流信号注入到导电壳体sub,然后通过耦合到地下地层的接地返回电极将传感器测量值返回到表面功率和通信模块。
    • 8. 发明授权
    • Method and apparatus for determining the resistivity of a formation through which a cased well passes
    • 用于确定套管井穿过的地层的电阻率的方法和装置
    • US06545477B1
    • 2003-04-08
    • US09980544
    • 2002-03-05
    • Paul BeguinDominique BenimeliPatrick EhretFrancois HecquetPeter Van Der WalMarie-Therese Gounot
    • Paul BeguinDominique BenimeliPatrick EhretFrancois HecquetPeter Van Der WalMarie-Therese Gounot
    • G01V302
    • G01R27/20G01V3/20
    • The invention relates to a method of surveying a geological formation through which a cased borehole passes, said method being characterized by the fact that: in a first step, current is injected into the casing (11) at a first point (In1) spaced apart longitudinally from said formation so as to cause current to leak into said formation, and electrodes (a, b, c) defining two consecutive sections of casing situated at the level of said formation ,ire used to measure the respective potential drops along said sections; in a second step, current is injected into the casing at a second point (In2) spaced apart longitudinally from the formation and situated on the opposite side thereof from said first point, so as to cause current to leak into the formation, and said electrodes are used to measure the potential drops along said sections; the corresponding measurements of the two steps are combined to obtain the values corresponding to a circuit formed by the casing between the two injection points is and essentially exempt from leakage into the formation; and the current leakage that is indicative of the resistivity of the formation is determined on the basis of the measurements taken in the first step and in the second step, and of the values resulting from said combination.
    • 本发明涉及一种对套管井眼通过的地质构造进行测量的方法,所述方法的特征在于:在第一步骤中,电流在间隔开的第一点(In1)处注入到壳体(11)中 纵向地从所述地层引起电流泄漏到所述地层中,并且限定位于所述地层水平处的壳体两个连续部分的电极(a,b,c)用于测量沿着所述区段的各个潜在的液滴; 在第二步骤中,电流在与地层纵向间隔开的第二点(In2)处注入到壳体中,并且位于与所述第一点相反的一侧上,从而使电流泄漏到地层中,并且所述电极 用于测量沿着所述部分的电位降;两个步骤的对应测量结合以获得对应于由两个注射点之间的壳体形成的电路的值 并且基本上免于泄漏进入地层; 并且基于在第一步骤和第二步骤中进行的测量以及由所述组合产生的值来确定表示地层电阻率的电流泄漏。
    • 10. 发明申请
    • SUBSURFACE FORMATION MONITORING SYSTEM AND METHOD
    • 表面形成监测系统及方法
    • US20090038793A1
    • 2009-02-12
    • US12185308
    • 2008-08-04
    • Benoit SchmittChristian ChouzenouxKamal BabourPaul Beguin
    • Benoit SchmittChristian ChouzenouxKamal BabourPaul Beguin
    • E21B47/16
    • E21B47/121
    • A subsurface formation monitoring system comprises: a conductive piping structure 2 comprising either a conductive casing or a non conductive casing fitted with a conductive tubing, the conductive piping being positioned within a borehole BH extending into the subsurface formation GF, a surface installed power and communication module 3, and a downhole installed conductive casing or tubing sub 4A, 4B, 4C comprising at least one sensor 5, 15 mounted on the sub, a data communication module 6 for wireless communication of the sensor measurements to the surface installed power and communication module, and a powering means 7 for providing power to the data communication module 6 and the sensor 5, 15. The surface installed power and communication module 3 is coupled to the conductive piping 2 and to a grounded return electrode 9 coupled to the subsurface formation GF, and comprises an alternate current generator 10 so as to define an ingoing signal path along the conductive piping 2 and sub 4A, 4B, 4C, the ingoing signal flowing from the surface installed power and communication module 3 to the downhole installed sub 4A, 4B, 4C, the ingoing signal transmitting power from the alternate current generator 10 to the downhole installed conductive casing or tubing sub 4A, 4B, 4C. A return signal comprising the sensor measurements is transmitted through a return signal path ACL flowing from the downhole installed sub 4A, 4B, 4C to the surface installed power and communication module 3 into the subsurface formation GF around the borehole BH.
    • 地下地层监测系统包括:导电管道结构2,其包括导电壳体或装配有导电管的非导电壳体,导电管道位于延伸到地下地层GF内的钻孔BH内,表面安装的功率和通信 模块3,以及包括安装在子上的至少一个传感器5,15的井下安装的导电套管或管子4A,4B,4C,用于将传感器测量与表面安装的功率和通信模块无线通信的数据通信模块6 以及用于向数据通信模块6和传感器5,15提供电力的供电装置7.表面安装的电源和通信模块3耦合到导电配线2和耦合到地下地层GF的接地返回电极9 并且包括交流发电机10,以便限定沿导电管道2和子系统的进入信号路径 如图4A,4B,4C所示,从表面安装的动力和通信模块3流入安装在4A,4B,4C的井下的进入信号,将来自交流发电机10的输入信号传送到井下安装的导电套管或管子 4A,4B,4C。 包括传感器测量的返回信号通过从井下安装的子4A,4B,4C流到表面安装的动力和通信模块3的返回信号路径ACL传送到围绕钻孔BH的地下地层GF中。