发明名称 |
POLYCRYSTALLINE DIAMOND COMPACT DRILL BIT BLADE DESIGN AND NOZZLE PLACEMENT |
摘要 |
<p>A rotary drag bit (10) for use in subterranean earth boring operations, the drag bit having blades (14), rows of cutters (17) on the blades, and nozzles (25) disposed within the rows. The nozzles are configured to discharge fluid during drilling. The nozzle placement enhances bit cooling and detritus removal, thereby reducing the likelihood of bit balling.</p> |
申请公布号 |
WO2009132167(A1) |
申请公布日期 |
2009.10.29 |
申请号 |
WO2009US41495 |
申请日期 |
2009.04.23 |
申请人 |
SAUDI ARABIAN OIL COMPANY;PLAZA, GABRIEL DARIO, CARRILLO |
发明人 |
PLAZA, GABRIEL DARIO, CARRILLO |
分类号 |
E21B10/61 |
主分类号 |
E21B10/61 |
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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