| 发明名称 |
COMMUNICATION AND LOCK OPEN SAFETY VALVE SYSTEM AND METHOD |
| 摘要 |
A downhole system includes a safety valve system. The safety valve system includes a tubular housing having a hydraulic control chamber, and a lock-open communication sleeve within the tubular housing. The sleeve is longitudinally movable with respect to the tubular housing. The sleeve has a downhole end portion configured to abut and enact downhole movement of a flow tube. The sleeve further has a radial communication sort alignable with the hydraulic control chamber. A method of communicating and locking open the safety valve includes using the sleeve. |
| 申请公布号 |
US2016010430(A1) |
申请公布日期 |
2016.01.14 |
| 申请号 |
US201414328013 |
申请日期 |
2014.07.10 |
| 申请人 |
Myerley Thomas S.;Lowry Doug A. |
发明人 |
Myerley Thomas S.;Lowry Doug A. |
| 分类号 |
E21B34/14 |
主分类号 |
E21B34/14 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A downhole system including a safety valve system, the safety valve system comprising:
a tubular housing having a hydraulic control chamber; and, a lock-open communication sleeve within the tubular housing, the sleeve longitudinally movable with respect to the tubular housing, the sleeve having a downhole end portion configured to abut and enact downhole movement of a flow tube, the sleeve further having a radial communication port alignable with the hydraulic control chamber. |
| 地址 |
Broken Arrow OK US |
