Internal adjustments to autonomous inflow control devices
US9970263B2 · kind B2 · utility
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22Claims
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Key dates
| Filing date | Nov 11, 2013 |
| Grant date | May 15, 2018 |
| Priority date | — |
| Expiry date | Nov 9, 2035 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/10
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Disclosed are wellbore flow control devices that allow on-site field adjustments to flow characteristics. One autonomous inflow control device (AICD) assembly includes a base pipe defining one or more flow ports and an interior, at least one AICD arranged on the base pipe and having at least one fluid inlet and an outlet in fluid communication with one of the one or more flow ports, and a plug configured to be arranged in at least one of the at least one fluid inlet and the outlet of the at least one AICD by a well operator on-site.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.