Electric wireline insert safety valve
US7967074B2 · kind B2 · utility
16Cited by
20References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 2008 |
| Grant date | Jun 28, 2011 |
| Priority date | — |
| Expiry date | Sep 1, 2029 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/05
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Methods and devices for utilizing an electrically-actuated wireline insert safety valve (WLSV) within a wellbore. Power is delivered to an electrically actuated WLSV to actuate the WLSV via inductive charging and without the use of wired contact.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.