Drill bit assembly with a logging device
    1.
    发明授权
    Drill bit assembly with a logging device 有权
    钻头组装与测井设备

    公开(公告)号:US07398837B2

    公开(公告)日:2008-07-15

    申请号:US11277394

    申请日:2006-03-24

    IPC分类号: E21B47/00 E21B49/00

    CPC分类号: E21B10/62 E21B47/00

    摘要: In some aspects of the present invention, a drill bit assembly has a body portion intermediate a shank portion and a working portion. The working portion has at least one cutting element. In some embodiments, the drill bit assembly has a shaft with an end substantially coaxial to a central axis of the assembly. The end of the shaft substantially protrudes from the working portion, and at least one downhole logging device is disposed within or in communication with the shaft.

    摘要翻译: 在本发明的一些方面,钻头组件具有在柄部分和工作部分之间的主体部分。 工作部分具有至少一个切割元件。 在一些实施例中,钻头组件具有轴,其端部与组件的中心轴基本上同轴。 轴的端部基本上从工作部分突出,并且至少一个井下测井装置设置在轴内或与轴连通。

    Sensor on a formation engaging member of a drill bit
    4.
    发明授权
    Sensor on a formation engaging member of a drill bit 有权
    在钻头的地层接合构件上的传感器

    公开(公告)号:US08596381B2

    公开(公告)日:2013-12-03

    申请号:US13077970

    申请日:2011-03-31

    IPC分类号: E21B10/26

    摘要: In one aspect of the present invention, a drilling assembly comprises a drill bit comprising a bit body and a cutting surface. A formation engaging element protrudes from the cutting surface and is configured to engage a formation. At least one compliant member is disposed intermediate the bit body and formation engaging element and is configured to provide compliancy in a lateral direction for the formation engaging element.

    摘要翻译: 在本发明的一个方面,钻井组件包括钻头,钻头包括钻头体和切削表面。 地层接合元件从切割表面突出并且构造成接合地层。 至少一个顺从构件设置在钻头体和地层接合元件之间,并且构造成沿横向方向为地层接合元件提供顺从性。

    Cutting element attached to downhole fixed bladed bit at a positive rake angle
    5.
    发明授权
    Cutting element attached to downhole fixed bladed bit at a positive rake angle 有权
    切割元件以正前角连接到井下固定刀片位

    公开(公告)号:US08567532B2

    公开(公告)日:2013-10-29

    申请号:US12619305

    申请日:2009-11-16

    IPC分类号: E21B10/43

    摘要: A downhole fixed bladed bit comprises a working surface comprising a plurality of blades converging at a center of the working surface and diverging towards a gauge of the bit, at least on blade comprising a cutting element comprising a superhard material bonded to a cemented metal carbide substrate at a non-planer interface, the cutting element being positioned at a positive rake angle, and the superhard material comprising a substantially conical geometry with an apex comprising a curvature.

    摘要翻译: 井下固定刀片包括工作表面,该工作表面包括多个叶片,所述多个刀片在工作表面的中心处会聚并且朝向该钻头的量规发散,至少在刀片上包括切割元件,该切割元件包括结合到胶合金属碳化物基底的超硬材料 在非平面界面处,所述切割元件被定位在正前角,并且所述超硬材料包括基本上圆锥形的几何形状,其顶点包括曲率。

    Drill Bit Cutter Pocket Restitution
    8.
    发明申请
    Drill Bit Cutter Pocket Restitution 失效
    钻头刀口袋恢复

    公开(公告)号:US20100275425A1

    公开(公告)日:2010-11-04

    申请号:US12432109

    申请日:2009-04-29

    IPC分类号: B23P6/00

    摘要: A pocket restitution assembly is disclosed comprising a pocket formed in a surface comprising a central axis, an anchor seated in the pocket and aligned with the central axis, a tool attachment comprising an end for connection to the anchor and a hollow bit slidably and rotatably sitting on the tool attachment, wherein the hollow bit may fit within the pocket. Weld material may be deposited within the pocket to form an interior of the pocket. The weld material may be shaped by the hollow bit to accept a cutting element.

    摘要翻译: 公开了一种口袋恢复组件,其包括形成在包括中心轴线的表面中的凹穴,位于凹穴中并与中心轴线对准的锚固件,包括用于连接到锚固件的端部的工具附件和可滑动地且可旋转地坐着的中空钻头 在工具附件上,其中中空钻头可以装配在口袋内。 焊接材料可以沉积在口袋内以形成口袋的内部。 焊接材料可以通过中空钻头成形以接受切割元件。

    Fixed Bladed Bit that Shifts Weight between an Indenter and Cutting Elements
    9.
    发明申请
    Fixed Bladed Bit that Shifts Weight between an Indenter and Cutting Elements 有权
    固定刀片位,可以在压头和切割元件之间移动重量

    公开(公告)号:US20100089648A1

    公开(公告)日:2010-04-15

    申请号:US12619377

    申请日:2009-11-16

    摘要: In one aspect of the present invention, a downhole fixed bladed bit comprises a working surface comprising a plurality of blades converging at a center of the working surface and diverging towards a gauge of the bit, at least on blade comprising a cutting element comprising a superhard material bonded to a cemented metal carbide substrate at a non-planer interface, the cutting element being positioned at a positive rake angle, and the superhard material comprising a substantially conical geometry with an apex comprising a curvature.

    摘要翻译: 在本发明的一个方面,一种井下固定叶片钻头包括工作表面,该工作表面包括多个叶片,所述多个叶片在工作表面的中心处会聚并且朝向钻头的量规发散,至少在刀片上包括切割元件,该切割元件包括超硬 材料在非平面界面处结合到胶合金属碳化物基底,所述切割元件以正前角定位,并且所述超硬材料包括具有顶点的基本上圆锥形的几何形状,所述顶点包括曲率。

    Hydraulic Energy Storage with an Internal Element
    10.
    发明申请
    Hydraulic Energy Storage with an Internal Element 失效
    具有内部元件的液压储能

    公开(公告)号:US20090008173A1

    公开(公告)日:2009-01-08

    申请号:US11837383

    申请日:2007-08-10

    IPC分类号: B60K6/00

    摘要: In one aspect of the present invention, a system for performing work having a hydraulic circuit comprising a length of hose a hydraulic fluid in the circuit in communication with the hose, a hydraulic actuator for doing the work, at least one compressible element disposed within the hose, and a mechanism for pressurizing the hydraulic circuit such that at least 50 foot pounds of energy is stored within the hose to perform the work.

    摘要翻译: 在本发明的一个方面,一种用于执行工作的系统,其具有液压回路,该液压回路包括与软管连通的回路中的液压流体的一段软管,用于进行工作的液压致动器,设置在该内部的至少一个可压缩元件 软管和用于对液压回路加压的机构,使得至少50英尺磅的能量储存在软管内以执行工作。