| 发明名称 |
METHOD AND SYSTEM FOR ACCESSING SUBTERRANEAN DEPOSITS FROM THE SURFACE |
| 摘要 |
<p>A method for accessing a subterranean zone from a surface includes forming a substantially horizontal well bore. The substantially horizontal well bore is formed by a drill string to which drilling fluids are supplied. Hydrostatic pressure exerted by the drilling fluids is reduced.</p> |
| 申请公布号 |
CA2661725(C) |
申请公布日期 |
2013.01.08 |
| 申请号 |
CA19992661725 |
申请日期 |
1999.11.19 |
| 申请人 |
CDX GAS, LLC |
发明人 |
ZUPANICK, JOSEPH A. |
| 分类号 |
E21C41/00;E21B7/04;E21B21/14;E21B23/00;E21B43/00;E21B43/12;E21B43/14;E21B43/30;E21B43/40;E21B47/09;E21C41/16;E21C41/28;E21F7/00;E21F16/00 |
主分类号 |
E21C41/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
