| 发明名称 |
MODULAR FIXED CUTTER EARTH-BORING BITS, MODULAR FIXED CUTTER EARTH-BORING BIT BODIES, AND RELATED METHODS |
| 摘要 |
<p>A modular fixed cutter earth-boring bit body (20) includes a blade support piece (23) and at least one blade piece (24) fastened to the blade support piece. Methods of making modular fixed cutter earth-boring bit bodies and bits are disclosed.</p> |
| 申请公布号 |
EP2327856(A1) |
申请公布日期 |
2011.06.01 |
| 申请号 |
EP20110002039 |
申请日期 |
2007.04.20 |
| 申请人 |
TDY INDUSTRIES, INC. |
发明人 |
MIRCHANDANI, PRAKASH K.;WALLER, MICHALE E.;WEIGOLD, JEFFREY L.;MOSCO, ALFRED J. |
| 分类号 |
E21B10/00;E21B10/42;E21B10/62 |
主分类号 |
E21B10/00 |
| 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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