| 发明名称 |
SWELLABLE DOWNHOLE PACKERS |
| 摘要 |
A swellable packer including a tubular member and a swellable element. The tubular member is disposable on a mandrel configured to be deployed into a wellbore. The swellable element is disposed around the tubular member, and has a first region comprising a swellable material and a second region comprising a degradable or dissolvable material. |
| 申请公布号 |
US2015275617(A1) |
申请公布日期 |
2015.10.01 |
| 申请号 |
US201414226396 |
申请日期 |
2014.03.26 |
| 申请人 |
SCHLUMBERGER TECHNOLOGY CORPORATION |
发明人 |
LOU YUCUN;TU HUILIN |
| 分类号 |
E21B33/12;E21B33/128 |
主分类号 |
E21B33/12 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A packer usable within a wellbore comprising:
a tubular member; a swellable member circumferentially disposed about an axis of the tubular member and adapted to swell in the presence of a triggering agent to form an annular seal in the wellbore, wherein the swellable member comprises a first region comprising a swellable material; and a second region comprising a degradable or dissolvable material. |
| 地址 |
Suger Land TX US |
