发明名称 |
METHODS OF FORMING EARTH BORING TOOLS AND RELATED STRUCTURES |
摘要 |
Earth-boring tools comprise a body comprising a plurality of radially extending blades. At least one blade of the plurality of radially extending blades comprises a blade support segment integral with the body. A blade frame segment is attached to a rotationally leading portion of the blade support segment. A plurality of cutting elements is attached to the blade frame segment. Methods of forming an earth-boring tool comprise forming a body including a blade support segment of at least one blade. At least one blade frame segment is attached to a rotationally leading portion the support segment of the at least one blade. A plurality of cutting elements is secured to the at least one blade segment. |
申请公布号 |
US2012247840(A1) |
申请公布日期 |
2012.10.04 |
申请号 |
US201113075907 |
申请日期 |
2011.03.30 |
申请人 |
VEMPATI CHAITANYA K.;PATEL SURESH G.;BAKER HUGHES INCORPORATED |
发明人 |
VEMPATI CHAITANYA K.;PATEL SURESH G. |
分类号 |
E21B10/36;B21K5/04 |
主分类号 |
E21B10/36 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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