Hydraulic latch for capillary tubing string
US7363985B2 · kind B2 · utility
2Cited by
41References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 23, 2005 |
| Grant date | Apr 29, 2008 |
| Priority date | — |
| Expiry date | Sep 17, 2026 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B34/10
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An hydraulic latch for selectively securing and, when necessary, automatically releasing capillary tubing suspended in a well bore in a manner affording clearance of a subsurface safety valve through which the suspended capillary tubing is suspended prior to release.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.