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公开(公告)号:US20090283333A1
公开(公告)日:2009-11-19
申请号:US12121575
申请日:2008-05-15
申请人: Gregory T. LOCKWOOD , Youhe Zhang , Yuelin Shen
发明人: Gregory T. LOCKWOOD , Youhe Zhang , Yuelin Shen
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。