| 申请日期 | 2025-07-08 | 申请号 | WOUS11066607 |
| 公开（公告）号 | WO2012088323A2 | 公开（公告）日 | 2012-06-28 |
| 公开国别 | WO | 申请人省市代码 | 全国 |
| 申请人 | WEATHERFORD/LAMB INC; UGWUOCHA Sharp Okorie; RAE Steven | ||
| 简介 | An earth removal member with features for facilitating drill-through is provided for drilling with casing or liner applications. In one embodiment, the casing bit includes a tubular body; a nose attached to one end of the tubular body, wherein the nose includes a blade support and comprises a drillable material; a blade attached to the blade support using mating profiles; cutters disposed along the blade; and a nozzle disposed in the nose. | ||
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