Flow-activated flow control device and method of using same in wellbores
US9404350B2 · kind B2 · utility
0Cited by
18References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 16, 2013 |
| Grant date | Aug 2, 2016 |
| Priority date | — |
| Expiry date | Jun 30, 2034 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A flow control device for use in a wellbore is disclosed that in one non-limiting embodiment may include a main flow passage and a weep hole, wherein the main flow passage closes when a fluid is supplied to a first end of the valve that exceeds a selected rate and opens when the fluid supplied is below the selected rate and wherein the weep hole continues to allow the fluid therethrough.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.