PICK TOOL
    3.
    发明申请
    PICK TOOL 有权
    PICK工具

    公开(公告)号:US20140062163A1

    公开(公告)日:2014-03-06

    申请号:US14114881

    申请日:2012-05-09

    IPC分类号: E21C35/183

    摘要: A pick tool for degrading asphalt or rock, comprising a PCD element; the PCD element comprising a PCD structure (20) bonded to a cemented carbide support body (30) at an interface; the PCD structure comprising a first region (24) and a second region (25) adjacent the first region, the second region bonded to the first region by intergrowth of diamond grains; the first region (24) comprising a plurality of alternating strata (24c, 24t), each stratum having a thickness in the range of about 30 to 300 microns; the second region comprising a plurality of strata (25a, 25b), one or more strata in the second region (25a) having a thickness greater than the thicknesses of the individual strata in the first region (24c, 24t), wherein the alternating strata in the first region (24) comprise first strata alternating with second strata, the first strata being in a state of residual compressive stress and the second strata being in a state of residual tensile stress.

    摘要翻译: 用于降解沥青或岩石的拾取工具,包括PCD元件; PCD元件包括在界面处结合到硬质合金支撑体(30)的PCD结构(20); 所述PCD结构包括邻近所述第一区域的第一区域(24)和第二区域(25),所述第二区域通过金刚石晶粒的共生结合到所述第一区域; 所述第一区域(24)包括多个交替层(24c,24t),每个层的厚度在约30至300微米的范围内; 所述第二区域包括多个层(25a,25b),所述第二区域(25a)中的一个或多个层的厚度大于所述第一区域(24c,24t)中的各个层的厚度,其中所述交替层 在第一区域(24)中包括与第二层交替的第一层,第一层处于残余压应力的状态,第二层处于残余拉伸应力的状态。

    ULTRAHARD DIAMOND COMPOSITES
    5.
    发明申请
    ULTRAHARD DIAMOND COMPOSITES 审中-公开
    超声波金刚石复合材料

    公开(公告)号:US20100199573A1

    公开(公告)日:2010-08-12

    申请号:US12664202

    申请日:2008-08-29

    IPC分类号: B24D3/04 E21B10/46 B23B27/20

    CPC分类号: C22C26/00 B22F2005/001

    摘要: The invention is for an ultrahard composite material comprising a diamond phase and a binder phase, the binder phase comprising a ternary carbide of the general formula Mx M′y C wherein; M is at least one metal selected from the group consisting of the transition metals and the rare earth metals, M′ is a metal selected from the group consisting of the main group metals or metalloid elements and the transition metals Zn and Cd, x is from 2.5 to 5.0, y is from 0.5 to 3.0 and z is from 0.1 to 1. The invention extends to a diamond abrasive compact comprising such an ultrahard composite material and to a tool comprising such a diamond abrasive compact.

    摘要翻译: 本发明涉及一种包含金刚石相和粘结相的超硬复合材料,所述粘结相包含通式M x M'y C的三元碳化物,其中: M是选自过渡金属和稀土金属中的至少一种金属,M'是选自主族金属或准金属元素和过渡金属Zn和Cd的金属,x来自 2.5至5.0,y为0.5至3.0,z为0.1至1.本发明延伸到包含这种超硬复合材料的金刚石磨料压块和包括这种金刚石磨料压块的工具。

    Pick tool
    10.
    发明授权
    Pick tool 有权
    选择工具

    公开(公告)号:US09097111B2

    公开(公告)日:2015-08-04

    申请号:US14114881

    申请日:2012-05-09

    摘要: A pick tool for degrading asphalt or rock, comprising a PCD element; the PCD element comprising a PCD structure (20) bonded to a cemented carbide support body (30) at an interface; the PCD structure comprising a first region (24) and a second region (25) adjacent the first region, the second region bonded to the first region by intergrowth of diamond grains; the first region (24) comprising a plurality of alternating strata (24c, 24t), each stratum having a thickness in the range of about 30 to 300 microns; the second region comprising a plurality of strata (25a, 25b), one or more strata in the second region (25a) having a thickness greater than the thicknesses of the individual strata in the first region (24c, 24t), wherein the alternating strata in the first region (24) comprise first strata alternating with second strata, the first strata being in a state of residual compressive stress and the second strata being in a state of residual tensile stress.

    摘要翻译: 用于降解沥青或岩石的拾取工具,包括PCD元件; PCD元件包括在界面处结合到硬质合金支撑体(30)的PCD结构(20); 所述PCD结构包括邻近所述第一区域的第一区域(24)和第二区域(25),所述第二区域通过金刚石晶粒的共生结合到所述第一区域; 所述第一区域(24)包括多个交替层(24c,24t),每个层的厚度在约30至300微米的范围内; 所述第二区域包括多个层(25a,25b),所述第二区域(25a)中的一个或多个层的厚度大于所述第一区域(24c,24t)中的各个层的厚度,其中所述交替层 在第一区域(24)中包括与第二层交替的第一层,第一层处于残余压应力的状态,第二层处于残余拉伸应力的状态。