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    • 3. 发明申请
    • CONVERTIBLE DOWNHOLE ISOLATION PLUG
    • 可转换的隔离隔离插头
    • US20110240295A1
    • 2011-10-06
    • US12751370
    • 2010-03-31
    • Jesse C. PorterKevin R. Manke
    • Jesse C. PorterKevin R. Manke
    • E21B43/26E21B33/12
    • E21B43/26E21B33/12E21B33/1294E21B33/134
    • A downhole tool that is capable of isolating communication pressure from below the set downhole tool, and is capable of being converted to a frac plug is provided. The downhole tool includes a packer with a ball seat defined therein. A plug is disposed at a lower end of the downhole tool to isolate the upper well from the lower well. A sealing ball is carried with the packer into the well by a setting tool. The movement of the sealing ball away from the ball seat is limited by isolation of the sealing ball from the lower well. A rod is disposed through the downhole tool contacting the plug. The rod is partially disposed in the ball seat, preventing the sealing ball from sealing. When the packer is set, flow within the well is isolated, thereby allowing treatment of the well above the packer. With the application of sufficient pressure, the sealing ball applies force to the rod which shears the plug from within the tool. The tool is converted to a standard frac plug.
    • 提供一种井下工具,其能够将通信压力从设置的井下工具下方隔离,并且能够被转换成压裂塞。 井下工具包括限定在其中的球座的封隔器。 一个塞子设置在井下工具的下端以将井和井下隔离开。 密封球通过固定工具与打包机一起运送到井中。 密封球远离球座的运动受到密封球与下井的隔离的限制。 杆穿过穿过井下工具接触塞子。 杆部分地设置在球座中,防止密封球密封。 当封隔器设置时,井内的流动被隔离,从而允许处理封隔器上方的井。 通过施加足够的压力,密封球对从工具中剪切塞子的杆施加力。 该工具被转换成标准压裂插头。
    • 7. 发明授权
    • Integrated well drilling and evaluation
    • 综合钻井和评估
    • US06236620B1
    • 2001-05-22
    • US08757150
    • 1996-11-27
    • Roger L. SchultzH. Kent BeckPaul D. RinggenbergJ. Allan ClarkKevin R. Manke
    • Roger L. SchultzH. Kent BeckPaul D. RinggenbergJ. Allan ClarkKevin R. Manke
    • G01V140
    • E21B49/088E21B33/1272E21B33/1275E21B47/00E21B47/06E21B49/00E21B49/081
    • Integrated drilling and evaluation systems and methods for drilling, logging and testing wells are provided. The drilling and evaluation systems are basically comprised of a drill string, a drill bit carried on a lower end of the drill string for drilling a well bore, logging while drilling means included in the drill string for identifying subsurface zones or formations of interest, packer means carried on the drill string above the drill bit for sealing a zone or formation of interest below the packer means, and a fluid testing means included in the drill string for controlling the flow of well fluid from the zone or formation of interest into the drill string. The drilling and evaluation systems and methods for using the systems allow one or more subsurface zones or formations of interest in a well to be drilled, logged and tested without the necessity of removing the drill string from the well.
    • 提供了钻井,测井和测井综合钻井和评估系统和方法。 钻井和评估系统基本上包括钻柱,用于钻井的钻柱的下端承载的钻头,包括在钻柱中的钻孔装置的记录,用于识别感兴趣的地下区域或地层,封隔器 在钻头上方的钻柱承载的装置,用于密封封隔器装置下方的区域或形成层,以及包括在钻柱中的流体测试装置,用于控制井流体从所述区域或形成物流入钻头 串。 用于使用系统的钻井和评估系统和方法允许钻井,记录和测试中的一个或多个感兴趣的地下区域或地层,而不需要从井中移除钻柱。
    • 8. 发明授权
    • Mechanical lockout for pressure responsive downhole tool
    • 压力响应井下工具的机械锁定
    • US5518073A
    • 1996-05-21
    • US481558
    • 1995-06-07
    • Kevin R. MankePaul Ringgenberg
    • Kevin R. MankePaul Ringgenberg
    • E21B23/00E21B34/10E21B41/00E21B49/00E21B34/14
    • E21B23/006E21B34/108E21B41/00E21B49/001
    • An improved mechanical system selectively locks the tester valve of an annulus pressure responsive tester valve in position for an indeterminate number of well annulus pressure cycles. The tester valve can be closed upon demand. The forces which accomplish opening of the ball valve act across a power piston, but the forces which close the valve act across an actuating piston. The tester valve can be run into a well with an operating element of the tester valve in a first position, such as a closed position. Upon reaching the desired depth within the well and setting of an associated packer system, well annulus pressure is then increased to a first level above hydrostatic pressure to move the power piston and thus move the tester valve to an open position. During a normal mode of operation, well annulus pressure can be cycled between hydrostatic pressure and the first level to open and close the tester valve. A fluid transfer assembly is included within the power piston which is operable to transfer fluid across the power piston. The tester valve also features a multi-range metering cartridge which is operable to meter fluid over a wide range of differential pressures.
    • 改进的机械系统选择性地将环形压力响应测试器阀的测试阀锁定在适当位置,以确定数量的井环压力循环。 可根据需要关闭测试阀。 实现球阀打开的力跨越动力活塞,但关闭阀的力作用在致动活塞上。 测试阀可以在测试阀的操作元件处于第一位置(例如关闭位置)下进入井中。 当达到井内所需的深度和相关的封隔器系统的设置时,井环面压力然后增加到高于静水压力的第一水平以移动动力活塞,从而将测试器阀移动到打开位置。 在正常的操作模式下,环流压力可以在静水压力和第一级之间循环,以打开和关闭测试阀。 动力活塞中包括流体传递组件,其可操作以将流体传递通过动力活塞。 测试器阀还具有多范围计量盒,其可操作用于在宽范围的差压下测量流体。