| 发明名称 |
Permanent Bypass Whipstock Assembly For Drilling and Completing a Sidetrack Well and Preserving Access to the Original Wellbore |
| 摘要 |
The present invention relates to drilling lateral wells or sidetrack wells from a primary wellbore to enhance the efficiency and productivity of oil and gas wells.
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| 申请公布号 |
US2010307736(A1) |
申请公布日期 |
2010.12.09 |
| 申请号 |
US20100796370 |
申请日期 |
2010.06.08 |
| 申请人 |
CONOCOPHILLIPS COMPANY |
发明人 |
HEARN DAVID D.;GANTT LAMAR L.;VENHAUS DAN E.;ELLER JOHN G. |
| 分类号 |
E21B23/03;E21B7/04 |
主分类号 |
E21B23/03 |
| 代理机构 |
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