| 发明名称 |
Extendable conductor stand having multi-stage blowout protection |
| 摘要 |
An extendable conductor stand allowing for rapid alignment and installation. The conductor stand having capacity to accept a BOP to protect against all blowouts, including behind the casing blowouts. |
| 申请公布号 |
US9163472(B2) |
申请公布日期 |
2015.10.20 |
| 申请号 |
US201213621284 |
申请日期 |
2012.09.16 |
| 申请人 |
|
发明人 |
Childers Travis;Childers C. J.;Childers Eli;Cameron William D. |
| 分类号 |
E21B33/06;E21B41/00;E21B17/00;E21B17/07 |
主分类号 |
E21B33/06 |
| 代理机构 |
|
代理人 |
Rushton J. Todd |
| 主权项 |
1. An extendable drilling conductor stand comprising:
a bottom conductor section having a first inside diameter; a top conductor section having a second outside diameter smaller than the inside diameter of the bottom conductor section; a portion of the top conductor section positioned inside of the bottom conductor section, wherein the top conductor section can be inserted into or extended out of the bottom conductor section, a seal assembly between the inside diameter of the bottom conductor section and the outside diameter of the top conductor section, and; a conductor lock mechanism. |
| 地址 |
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