Fusible alloy plug in flow control device
US9845659B2 · kind B2 · utility
2Cited by
10References
1Claims
0Family size
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Key dates
| Filing date | May 30, 2014 |
| Grant date | Dec 19, 2017 |
| Priority date | — |
| Expiry date | Sep 3, 2034 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/08
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A “passive” apparatus and method for isolating flow within a thermal wellbore wherein inflow apertures are plugged with a temporary fusible alloy plug that can be selectively removed by increasing the wellbore temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.