COMPOSITE CUTTER SUBSTRATE TO MITIGATE RESIDUAL STRESS
    1.
    发明申请
    COMPOSITE CUTTER SUBSTRATE TO MITIGATE RESIDUAL STRESS 失效
    复合切割器底板减轻残余应力

    公开(公告)号:US20110192652A1

    公开(公告)日:2011-08-11

    申请号:US13024133

    申请日:2011-02-09

    摘要: A method of forming a cutting element that includes filling at least one non-planar region on an upper surface of a carbide substrate with a diamond mixture, subjecting the substrate and the diamond mixture to high pressure high temperature sintering conditions to form a reduced-CTE substrate having polycrystalline diamond that extends a depth into the reduced-CTE substrate in an interface region, and an upper surface made of a composite surface of diamond and carbide, and attaching a polycrystalline diamond body to the composite surface of the reduced-CTE substrate is disclosed.

    摘要翻译: 一种形成切割元件的方法,该切割元件包括用金刚石混合物填充碳化物基底的上表面上的至少一个非平面区域,使基底和金刚石混合物经受高压高温烧结条件以形成降低的CTE 具有多晶金刚石的衬底,其在界面区域中延伸到减小CTE衬底的深度,以及由金刚石和碳化物的复合表面制成的上表面,以及将多晶金刚石体附着到还原CTE衬底的复合表面上, 披露

    MATRIX BIT BODIES WITH MULTIPLE MATRIX MATERIALS
    2.
    发明申请
    MATRIX BIT BODIES WITH MULTIPLE MATRIX MATERIALS 有权
    具有多种矩阵材料的矩阵体

    公开(公告)号:US20100116557A1

    公开(公告)日:2010-05-13

    申请号:US12621402

    申请日:2009-11-18

    CPC分类号: E21B10/42 C22C29/08 E21B10/55

    摘要: A drill bit may include a bit body having a plurality of blades extending radially therefrom, the bit body comprising a first matrix region and a second matrix region, wherein the first matrix region is formed from a moldable matrix material having carbide particles with a unimodal particle size distribution; and at least one cutting element for engaging a formation disposed on at least one of the plurality of blades.

    摘要翻译: 钻头可以包括具有从其径向延伸的多个叶片的钻头体,钻头体包括第一矩阵区域和第二矩阵区域,其中第一矩阵区域由具有单峰颗粒的碳化物颗粒的可模制基体材料形成 尺寸分布; 以及用于接合设置在所述多个叶片中的至少一个叶片上的地层的至少一个切割元件。

    Composite cutter substrate to mitigate residual stress
    3.
    发明授权
    Composite cutter substrate to mitigate residual stress 失效
    复合刀片基板,以减轻残余应力

    公开(公告)号:US08702825B2

    公开(公告)日:2014-04-22

    申请号:US13024133

    申请日:2011-02-09

    IPC分类号: B24D18/00

    摘要: A method of forming a cutting element that includes filling at least one non-planar region on an upper surface of a carbide substrate with a diamond mixture, subjecting the substrate and the diamond mixture to high pressure high temperature sintering conditions to form a reduced-CTE substrate having polycrystalline diamond that extends a depth into the reduced-CTE substrate in an interface region, and an upper surface made of a composite surface of diamond and carbide, and attaching a polycrystalline diamond body to the composite surface of the reduced-CTE substrate is disclosed.

    摘要翻译: 一种形成切割元件的方法,该切割元件包括用金刚石混合物填充碳化物基底的上表面上的至少一个非平面区域,使基底和金刚石混合物经受高压高温烧结条件以形成降低的CTE 具有多晶金刚石的衬底,其在界面区域中延伸到减小CTE衬底的深度,以及由金刚石和碳化物的复合表面制成的上表面,以及将多晶金刚石体附着到还原CTE衬底的复合表面上, 披露

    Matrix bit bodies with multiple matrix materials
    5.
    发明授权
    Matrix bit bodies with multiple matrix materials 有权
    具有多个矩阵材料的矩阵位体

    公开(公告)号:US08347990B2

    公开(公告)日:2013-01-08

    申请号:US12621402

    申请日:2009-11-18

    IPC分类号: E21B10/42

    CPC分类号: E21B10/42 C22C29/08 E21B10/55

    摘要: A drill bit may include a bit body having a plurality of blades extending radially therefrom, the bit body comprising a first matrix region and a second matrix region, wherein the first matrix region is formed from a moldable matrix material having carbide particles with a unimodal particle size distribution; and at least one cutting element for engaging a formation disposed on at least one of the plurality of blades.

    摘要翻译: 钻头可以包括具有从其径向延伸的多个叶片的钻头体,钻头体包括第一矩阵区域和第二矩阵区域,其中第一矩阵区域由具有单峰颗粒的碳化物颗粒的可模制基体材料形成 尺寸分布; 以及用于接合设置在所述多个叶片中的至少一个叶片上的地层的至少一个切割元件。

    MATRIX BIT BODIES WITH MULTIPLE MATRIX MATERIALS
    6.
    发明申请
    MATRIX BIT BODIES WITH MULTIPLE MATRIX MATERIALS 审中-公开
    具有多种矩阵材料的矩阵体

    公开(公告)号:US20110174114A1

    公开(公告)日:2011-07-21

    申请号:US12964827

    申请日:2010-12-10

    IPC分类号: B23P17/00

    摘要: A method of manufacturing a drill bit having a bit body and a plurality of blades extending radially from the bit body is disclosed, wherein the method includes adhering a first matrix material to at least a portion of a mold cavity corresponding to an outer surface of the bit body, loading a second matrix material into the other portions of the mold cavity, and heating the mold contents to form a matrix body drill bit.

    摘要翻译: 公开了一种制造具有钻头体和从钻头体径向延伸的多个刀片的钻头的方法,其中所述方法包括将第一基体材料粘附到与所述钻头体的外表面相对应的模腔的至少一部分上 将第二基质材料加载到模腔的其它部分中,并加热模具内容物以形成矩阵体钻头。

    Matrix bit bodies with multiple matrix materials
    8.
    发明授权
    Matrix bit bodies with multiple matrix materials 有权
    具有多个矩阵材料的矩阵位体

    公开(公告)号:US07878275B2

    公开(公告)日:2011-02-01

    申请号:US12121575

    申请日:2008-05-15

    IPC分类号: E21B10/42

    摘要: A drill bit that includes a bit body having a plurality of blades extending radially therefrom, the bit body comprising a first matrix region and a second matrix region, wherein the first matrix region is formed from a moldable matrix material; and at least one cutting element for engaging a formation disposed on at least one of the plurality of blades is disclosed.

    摘要翻译: 一种钻头,其包括具有从其径向延伸的多个叶片的钻头体,所述钻头体包括第一矩阵区域和第二矩阵区域,其中所述第一矩阵区域由可模制的基体材料形成; 并且公开了用于接合设置在所述多个叶片中的至少一个叶片上的地层的至少一个切割元件。

    MATRIX BIT BODIES WITH MULTIPLE MATRIX MATERIALS
    9.
    发明申请
    MATRIX BIT BODIES WITH MULTIPLE MATRIX MATERIALS 有权
    具有多种矩阵材料的矩阵体

    公开(公告)号:US20090283333A1

    公开(公告)日:2009-11-19

    申请号:US12121575

    申请日:2008-05-15

    IPC分类号: E21B10/60

    摘要: A drill bit that includes a bit body having a plurality of blades extending radially therefrom, the bit body comprising a first matrix region and a second matrix region, wherein the first matrix region is formed from a moldable matrix material; and at least one cutting element for engaging a formation disposed on at least one of the plurality of blades is disclosed.

    摘要翻译: 一种钻头,其包括具有从其径向延伸的多个叶片的钻头体,所述钻头体包括第一矩阵区域和第二矩阵区域,其中所述第一矩阵区域由可模制的基体材料形成; 并且公开了用于接合设置在所述多个叶片中的至少一个叶片上的地层的至少一个切割元件。

    Matrix body fixed cutter bits
    10.
    发明授权
    Matrix body fixed cutter bits 有权
    矩阵体固定刀头

    公开(公告)号:US08602129B2

    公开(公告)日:2013-12-10

    申请号:US12708115

    申请日:2010-02-18

    IPC分类号: E21B10/46

    摘要: A drill bit that includes a bit body having a plurality of blades extending radially therefrom, at least a portion of the plurality of blades comprises a first matrix region comprising a plurality of first carbide particles separated by a first binder phase, each of the first carbide particles comprising a mixture of WC and W2C, and wherein the first matrix region has less than about 5 percent by volume, based on the total volume of the first matrix region, of complex metal carbides dispersed in the first binder phase; and at least one cutting element for engaging a formation disposed on at least one of the plurality of blades.

    摘要翻译: 一种钻头,其包括具有从其径向延伸的多个叶片的钻头体,所述多个叶片的至少一部分包括第一基质区域,所述第一基质区域包括由第一粘结相分离的多个第一碳化物颗粒,所述第一碳化物中的每一个 包含WC和W2C的混合物的颗粒,其中基于第一基质区域的总体积,第一基质区域具有小于约5体积%的分散在第一粘结相中的复合金属碳化物; 以及用于接合设置在所述多个叶片中的至少一个叶片上的地层的至少一个切割元件。