Methods and Apparatus for Wireline Drilling On Coiled Tubing
    35.
    发明申请
    Methods and Apparatus for Wireline Drilling On Coiled Tubing 审中-公开
    螺旋管螺纹钻孔方法与装置

    公开(公告)号:US20090321141A1

    公开(公告)日:2009-12-31

    申请号:US12304946

    申请日:2007-06-12

    摘要: Apparatus for drilling an underground borehole, comprising: a tubular conveyance system (18) including an electric cable and a supply of drilling fluid, the supply of drilling fluid being arranged in use to pump fluid from the surface down the inside of the tubular conveyance so as to return to the surface via the annulus between the outside of the tubular conveyance and the borehole; a drilling system comprising an electrically powered pump and a drilling motor, the pump being arranged in use to pump fluid from the borehole outside the drilling system up through the inside of the drilling system; a connector connecting the drilling system to the tubular conveyance system (18), through which the pump and motor are connected to the electric cable, and a flow diverter at which flow down the inside of the tubular conveyance system (18) is diverted into the annulus, and flow up the inside of the drilling system is diverted into the annulus.

    摘要翻译: 用于钻地下钻孔的装置,包括:管状输送系统(18),其包括电缆和钻井液供应,所述钻井液的供应被布置为用于将流体从所述表面向下挤压到所述管状输送器的内部,因此 通过管状输送器的外部和钻孔之间的环形空间返回到表面; 包括电动泵和钻井马达的钻井系统,所述泵在使用中被布置成将来自钻井系统外部的钻孔的流体向上泵送通过钻井系统的内部; 将钻井系统连接到管状输送系统(18)的连接器,泵和马达通过该管道输送系统连接到电缆;以及分流器,在该分流器下方沿着管状输送系统(18)的内部流动转入 环形,并且在钻井系统的内部流动,被转入环形空间。

    Downhole acoustic source
    36.
    发明授权
    Downhole acoustic source 有权
    井下声源

    公开(公告)号:US07578359B2

    公开(公告)日:2009-08-25

    申请号:US11615526

    申请日:2006-12-22

    IPC分类号: E21B47/14

    CPC分类号: G01V1/02 G01V1/40

    摘要: An acoustic source for delivering acoustic energy to a ground formation, particularly a rock formation, the source including (a) a solenoid to generate an electromagnetic field, (b) a bullet positioned within the influence of the electromagnetic field, (c) a casing surrounding and enclosing the solenoid and bullet so that both the solenoid and the bullet are protected from the surrounding environment, in use the solenoid being electrically energized to cause the bullet to be propelled by electromagnetic force so that the bullet impacts an anvil portion of the casing in contact with the ground formation is provided.

    摘要翻译: 用于将声能传递到地层,特别是岩层的声源,所述源包括(a)螺线管以产生电磁场,(b)位于所述电磁场的影响内的子弹,(c)壳体 围绕并包围螺线管和子弹,使得螺线管和子弹都被保护免受周围环境的影响,在使用中,螺线管被电通电,以使得子弹由电磁力推动,使得子弹撞击壳体的砧座部分 提供与地面接触。