HYBRID DRILL BIT
    4.
    发明申请
    HYBRID DRILL BIT 审中-公开
    混合钻头

    公开(公告)号:US20160348440A1

    公开(公告)日:2016-12-01

    申请号:US14722193

    申请日:2015-05-27

    IPC分类号: E21B10/08 E21B10/50 E21B10/14

    CPC分类号: E21B10/08 E21B10/14 E21B10/50

    摘要: A drill bit includes a bit body having a longitudinal bit axis extending there through, a plurality of journals extending from the bit body, each journal having a journal axis extending from a base of the journal through the length of the journal, a roller cone rotatably mounted to each of the journals, and at least one blade protruding from the bit body center and extending radially outward to less than an outer diameter of the drill bit.

    摘要翻译: 钻头包括具有从其延伸的纵向钻头轴线的钻头体,从钻头体延伸的多个轴颈,每个轴颈具有从轴颈的基部延伸穿过轴颈的长度的轴颈轴线, 安装到每个轴颈上,以及至少一个刀片从钻头体中心突出并且径向向外延伸到小于钻头的外径。

    COATING ON PDC/TSP CUTTER FOR ACCELERATED LEACHING
    5.
    发明申请
    COATING ON PDC/TSP CUTTER FOR ACCELERATED LEACHING 审中-公开
    涂料用于加速浸出的PDC / TSP切割机

    公开(公告)号:US20150321952A1

    公开(公告)日:2015-11-12

    申请号:US14802827

    申请日:2015-07-17

    IPC分类号: C03C25/68 E21B10/54

    摘要: A cutting element includes a polycrystalline diamond layer having a cutting face and a diamond layer side surface, a substrate attached to the polycrystalline diamond layer, the substrate having a bottom surface and a substrate side surface, an interface between the diamond layer and the substrate, and a mask covering at least the bottom surface and the substrate side surface of the cutting element.

    摘要翻译: 切割元件包括具有切割面和金刚石层侧表面的多晶金刚石层,附着到多晶金刚石层的基底,具有底表面和基底侧表面的基底,金刚石层和基底之间的界面, 以及至少覆盖所述切割元件的底面和基板侧面的掩模。

    ROLLING CUTTER
    6.
    发明申请
    ROLLING CUTTER 有权
    滚动切割机

    公开(公告)号:US20140345951A1

    公开(公告)日:2014-11-27

    申请号:US14456436

    申请日:2014-08-11

    IPC分类号: E21B10/52

    摘要: A cutting element for a drill bit that includes an outer support element having at least a bottom portion and a side portion; and an inner rotatable cutting element, a portion of which is disposed in the outer support element, wherein the inner rotatable cutting element includes a substrate and a diamond cutting face having a thickness of at least 0.050 inches disposed on an upper surface of the substrate; and wherein a distance from an upper surface of the diamond cutting face to a bearing surface between the inner rotatable cutting element and the outer support element ranges from 0 to about 0.300 inches is disclosed.

    摘要翻译: 一种用于钻头的切割元件,其包括至少具有底部和侧部的外部支撑元件; 以及内部可旋转切割元件,其一部分设置在所述外部支撑元件中,其中所述内部可旋转切割元件包括基底和设置在所述基底的上表面上的具有至少0.050英寸的厚度的金刚石切割面; 并且其中公开了从金刚石切割面的上表面到内部可旋转切割元件和外部支撑元件之间的支承表面的距离为0至约0.300英寸。

    Rolling cutter
    7.
    发明授权
    Rolling cutter 有权
    滚动刀具

    公开(公告)号:US08800691B2

    公开(公告)日:2014-08-12

    申请号:US13847825

    申请日:2013-03-20

    IPC分类号: E21B10/46

    摘要: A cutting element for a drill bit that includes an outer support element having at least a bottom portion and a side portion; and an inner rotatable cutting element, a portion of which is disposed in the outer support element, wherein the inner rotatable cutting element includes a substrate and a diamond cutting face having a thickness of at least 0.050 inches disposed on an upper surface of the substrate; and wherein a distance from an upper surface of the diamond cutting face to a bearing surface between the inner rotatable cutting element and the outer support element ranges from 0 to about 0.300 inches is disclosed.

    摘要翻译: 一种用于钻头的切割元件,其包括至少具有底部和侧部的外部支撑元件; 以及内部可旋转切割元件,其一部分设置在所述外部支撑元件中,其中所述内部可旋转切割元件包括基底和设置在所述基底的上表面上的具有至少0.050英寸的厚度的金刚石切割面; 并且其中公开了从金刚石切割面的上表面到内部可旋转切割元件和外部支撑元件之间的支承表面的距离为0至约0.300英寸。

    ROLLING CUTTER
    8.
    发明申请
    ROLLING CUTTER 有权
    滚动切割机

    公开(公告)号:US20130220707A1

    公开(公告)日:2013-08-29

    申请号:US13847825

    申请日:2013-03-20

    IPC分类号: E21B10/573

    摘要: A cutting element for a drill bit that includes an outer support element having at least a bottom portion and a side portion; and an inner rotatable cutting element, a portion of which is disposed in the outer support element, wherein the inner rotatable cutting element includes a substrate and a diamond cutting face having a thickness of at least 0.050 inches disposed on an upper surface of the substrate; and wherein a distance from an upper surface of the diamond cutting face to a bearing surface between the inner rotatable cutting element and the outer support element ranges from 0 to about 0.300 inches is disclosed.

    摘要翻译: 一种用于钻头的切割元件,其包括至少具有底部和侧部的外部支撑元件; 以及内部可旋转切割元件,其一部分设置在所述外部支撑元件中,其中所述内部可旋转切割元件包括基底和设置在所述基底的上表面上的具有至少0.050英寸的厚度的金刚石切割面; 并且其中公开了从金刚石切割面的上表面到内部可旋转切割元件和外部支撑元件之间的支承表面的距离为0至约0.300英寸。