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    • 1. 发明申请
    • System, apparatus, and method of conducting measurements of a borehole
    • 进行钻孔测量的系统,装置和方法
    • US20060113111A1
    • 2006-06-01
    • US11018340
    • 2004-12-20
    • Ruben MartinezJan SmitsReza TaherianBrian Clark
    • Ruben MartinezJan SmitsReza TaherianBrian Clark
    • E21B47/02
    • E21B47/024E21B47/08
    • A method is provided for conducting measurements of a borehole while drilling the borehole in a geological formation. First, a rotatable drilling assembly is provided that has, at a forward end, a drill bit and a borehole measurement tool connected rearward of the drill bit. The measurement tool includes at least one caliper arm extendible outward from the measurement tool. The method involves drilling the borehole by operating the rotatable drilling assembly. While drilling, the wall of the borehole is contacted with at least one extendable caliper arm of the borehole measurement tool and the extension of the caliper arm contacting the borehole wall is measured, thereby determining a distance between the measurement tool and the borehole wall. During rotation of the drilling assembly, contact is maintained between the caliper arm and the borehole wall and the measuring step is repeated at multiple positions of the drilling assembly.
    • 提供了一种用于在钻探地质层中钻孔的同时进行钻孔测量的方法。 首先,提供一种可旋转的钻孔组件,其在前端具有连接在钻头后面的钻头和钻孔测量工具。 测量工具包括从测量工具向外延伸的至少一个卡钳臂。 该方法涉及通过操作可旋转钻井组件来钻孔。 在钻孔时,钻孔的壁与钻孔测量工具的至少一个可延伸的卡钳臂接触,并测量与钻孔壁接触的卡钳臂的延伸部,由此确定测量工具与钻孔壁之间的距离。 在钻孔组件的旋转期间,在卡钳臂和钻孔壁之间保持接触,并且在钻孔组件的多个位置处重复测量步骤。
    • 2. 发明申请
    • SYSTEM, APPARATUS, AND METHOD OF CONDUCTING MEASUREMENTS OF A BOREHOLE
    • 系统,装置和导孔测量方法
    • US20100108386A1
    • 2010-05-06
    • US12685362
    • 2010-01-11
    • RUBEN MARTINEZJan SmitsReza TaherianBrian Clark
    • RUBEN MARTINEZJan SmitsReza TaherianBrian Clark
    • E21B7/08E21B47/12E21B47/024E21B47/00
    • E21B47/024E21B47/08
    • A method is provided for conducting measurements of a borehole while drilling the borehole in a geological formation. First, a rotatable drilling assembly is provided that has, at a forward end, a drill bit and a borehole measurement tool connected rearward of the drill bit. The measurement tool includes at least one caliper arm extendible outward from the measurement tool. The method involves drilling the borehole by operating the rotatable drilling assembly. While drilling, the wall of the borehole is contacted with at least one extendable caliper arm of the borehole measurement tool and the extension of the caliper arm contacting the borehole wall is measured, thereby determining a distance between the measurement tool and the borehole wall. During rotation of the drilling assembly, contact is maintained between the caliper arm and the borehole wall and the measuring step is repeated at multiple positions of the drilling assembly.
    • 提供了一种用于在钻探地质层中钻孔的同时进行钻孔测量的方法。 首先,提供一种可旋转的钻孔组件,其在前端具有连接在钻头后面的钻头和钻孔测量工具。 测量工具包括从测量工具向外延伸的至少一个卡钳臂。 该方法涉及通过操作可旋转钻井组件来钻孔。 在钻孔时,钻孔的壁与钻孔测量工具的至少一个可延伸的卡钳臂接触,并测量与钻孔壁接触的卡钳臂的延伸部,由此确定测量工具与钻孔壁之间的距离。 在钻孔组件的旋转期间,在卡钳臂和钻孔壁之间保持接触,并且在钻孔组件的多个位置处重复测量步骤。
    • 3. 发明授权
    • System, apparatus, and method of conducting measurements of a borehole
    • 进行钻孔测量的系统,装置和方法
    • US07669668B2
    • 2010-03-02
    • US11018340
    • 2004-12-20
    • Ruben MartinezJan SmitsReza TaherianBrian Clark
    • Ruben MartinezJan SmitsReza TaherianBrian Clark
    • E21B47/01E21B47/08
    • E21B47/024E21B47/08
    • A method is provided for conducting measurements of a borehole while drilling the borehole in a geological formation. First, a rotatable drilling assembly is provided that has, at a forward end, a drill bit and a borehole measurement tool connected rearward of the drill bit. The measurement tool includes at least one caliper arm extendible outward from the measurement tool. The method involves drilling the borehole by operating the rotatable drilling assembly. While drilling, the wall of the borehole is contacted with at least one extendable caliper arm of the borehole measurement tool and the extension of the caliper arm contacting the borehole wall is measured, thereby determining a distance between the measurement tool and the borehole wall. During rotation of the drilling assembly, contact is maintained between the caliper arm and the borehole wall and the measuring step is repeated at multiple positions of the drilling assembly.
    • 提供了一种用于在钻探地质层中钻孔的同时进行钻孔测量的方法。 首先,提供一种可旋转的钻孔组件,其在前端具有连接在钻头后面的钻头和钻孔测量工具。 测量工具包括从测量工具向外延伸的至少一个卡钳臂。 该方法涉及通过操作可旋转钻井组件来钻孔。 在钻孔时,钻孔的壁与钻孔测量工具的至少一个可延伸的卡钳臂接触,并测量与钻孔壁接触的卡钳臂的延伸部,由此确定测量工具与钻孔壁之间的距离。 在钻孔组件的旋转期间,在卡钳臂和钻孔壁之间保持接触,并且在钻孔组件的多个位置处重复测量步骤。
    • 8. 发明授权
    • System and method for reducing the borehole gap for downhole formation testing sensors
    • 降低井下测井传感器井眼间隙的系统和方法
    • US08162076B2
    • 2012-04-24
    • US11421945
    • 2006-06-02
    • Ruben MartinezAttilio PisoniJan W. SmitsReza TaherianSimon Bittleston
    • Ruben MartinezAttilio PisoniJan W. SmitsReza TaherianSimon Bittleston
    • E21B47/00E21B49/00
    • E21B47/01E21B7/06G01V11/005
    • A system and method for downhole measurement for use with drill strings to reduce the borehole gap with respect to sensors carried by the drill string. In one embodiment, the sensors are mounted on a surface of the directional drilling hinged pad that comes in contact with the borehole wall. The hinged pad is pressed against the borehole wall as contact is made with the wall, thereby keeping the sensors at a minimum gap with respect to the wall. In another embodiment, the hinged pad is not used for directional drilling. Therefore the hinged pad is extended outward to the wall with the minimum necessary amount of force. Activation of the hinged pad can be initiated, for example, by flow of mud in the annulus of the string or through a user-provided command. The sensors can include resistivity, density, neutron, electromagnetic, acoustic, seismic, and NMR measurement sensors.
    • 一种用于井下测量的系统和方法,用于钻柱以减少相对于由钻柱承载的传感器的钻孔间隙。 在一个实施例中,传感器安装在定向钻井铰链垫的与钻孔壁接触的表面上。 当与壁形成接触时,铰接垫被压靠在井眼壁上,从而将传感器保持在相对于壁的最小间隙。 在另一个实施例中,铰接垫不用于定向钻孔。 因此铰链垫以最小的必要的力量向外延伸到墙壁。 可以例如通过串的环中的泥浆的流动或通过用户提供的命令来启动铰链垫的激活。 传感器可以包括电阻率,密度,中子,电磁,声学,地震和NMR测量传感器。
    • 9. 发明授权
    • Drill bit assembly having electrically isolated gap joint for measurement of reservoir properties
    • 钻头组件具有电隔离间隙接头,用于测量油藏性能
    • US09022144B2
    • 2015-05-05
    • US13266080
    • 2009-10-29
    • Brian ClarkReza TaherianDerek W. LoganGarry HolmenAnthony R. DopfAaron LoganRobert Utter
    • Brian ClarkReza TaherianDerek W. LoganGarry HolmenAnthony R. DopfAaron LoganRobert Utter
    • E21B47/12G01V3/24E21B10/00
    • G01V3/24E21B10/00E21B17/028E21B45/00E21B47/122
    • A drill bit assembly for measuring reservoir formation properties comprises a bit head and a pin body, and an electrically insulated gap joint between two conductive parts of the drill bit assembly. The bit head has a cutting end and an opposite connecting end with an engagement section. The pin body comprises a connecting end with an engagement section. The pin connecting end is connected to the bit head connecting end such that the engagement sections overlap. The electrically insulating gap joint can fill a gap between the bit head and pin body engagement sections such that the bit head and pin body are mechanically connected together at the connecting ends but electrically separated. Alternatively or additionally, the pin body can have two pieces which are separated by an electrically insulating gap joint. An electrical conductor is electrically connected at a first end to the bit head and is communicable at a second end with an alternating current signal to transmit an alternating current into the bit head, thereby inducing an electric current into a reservoir formation adjacent the bit head. Electronic equipment includes measurement circuitry configured to determine the alternating current at the bit head, the alternating current being inversely proportional to a bit resistivity of the formation.
    • 用于测量储层形成性能的钻头组件包括钻头头和销体,以及在钻头组件的两个导电部件之间的电绝缘间隙接头。 钻头头具有切割端和与接合部分相对的连接端。 销主体包括具有接合部分的连接端。 销连接端连接到钻头头连接端,使得接合部重叠。 电绝缘间隙接头可以填充钻头头和销体接合部分之间的间隙,使得钻头头和销体在连接端机械连接在一起但是电分离。 或者或另外,销体可以具有由电绝缘间隙接头分开的两个部件。 电导体在第一端处电连接到钻头头部,并且可在第二端与交流电信号通信,以将交流电流传输到钻头头中,从而引入电流进入与钻头头相邻的储层结构中。 电子设备包括测量电路,其被配置为确定位头处的交流电,交流电与地层的位电阻成反比。