Earth removal member with features for facilitating drill-through
    1.
    发明授权
    Earth removal member with features for facilitating drill-through 有权
    除尘构件具有便于钻孔的特征

    公开(公告)号:US08960332B2

    公开(公告)日:2015-02-24

    申请号:US13333749

    申请日:2011-12-21

    CPC分类号: E21B10/42 E21B10/627

    摘要: An earth removal member with features for facilitating drill-through is provided for drilling with casing or liner applications. In one embodiment, the casing bit includes a tubular body; a nose attached to one end of the tubular body, wherein the nose includes a blade support and comprises a drillable material; a blade attached to the blade support using mating profiles; cutters disposed along the blade; and a nozzle disposed in the nose.

    摘要翻译: 提供了具有便于钻孔的特征的除土构件,用于利用套管或衬套应用进行钻孔。 在一个实施例中,壳体钻头包括管状体; 鼻子,其附接到所述管状体的一端,其中所述鼻部包括刀片支撑件并且包括可钻孔材料; 使用配合轮廓连接到刀片支撑件的刀片; 沿着刀片设置的刀具; 和设置在鼻子中的喷嘴。

    EARTH REMOVAL MEMBER WITH FEATURES FOR FACILITATING DRILL-THROUGH
    2.
    发明申请
    EARTH REMOVAL MEMBER WITH FEATURES FOR FACILITATING DRILL-THROUGH 有权
    地面移除会员,具有促进钻孔的特点

    公开(公告)号:US20120160562A1

    公开(公告)日:2012-06-28

    申请号:US13333749

    申请日:2011-12-21

    IPC分类号: E21B10/36 E21B7/00

    CPC分类号: E21B10/42 E21B10/627

    摘要: An earth removal member with features for facilitating drill-through is provided for drilling with casing or liner applications. In one embodiment, the casing bit includes a tubular body; a nose attached to one end of the tubular body, wherein the nose includes a blade support and comprises a drillable material; a blade attached to the blade support using mating profiles; cutters disposed along the blade; and a nozzle disposed in the nose.

    摘要翻译: 提供了具有便于钻孔的特征的除土构件,用于利用套管或衬套应用进行钻孔。 在一个实施例中,壳体钻头包括管状体; 鼻子,其附接到所述管状体的一端,其中所述鼻部包括刀片支撑件并且包括可钻孔材料; 使用配合轮廓连接到叶片支撑件的叶片; 沿着刀片设置的刀具; 和设置在鼻子中的喷嘴。