Method of designing a roller cone bit |
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| 申请号 | EP04025562.2 | 申请日 | 1999-08-31 | 公开(公告)号 | EP1500783A3 | 公开(公告)日 | 2006-04-12 |
| 申请人 | HALLIBURTON ENERGY SERVICES, INC.; | 发明人 | Chen, Shilin; | ||||
| 摘要 | Disclosed herein is a method of designing a roller cone bit, comprising the steps of: Calculating the trajectory of at least one tooth on each cone through formation material at the cutting face; and Jointing optimising both the orientations of said teeth and the width of uncut rings on said cutting face, in dependence on said trajectory. |
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| 权利要求 | |||||||
| 说明书全文 | |||||||
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