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US 10,883,343 B2Granted
Downhole screen assembly
AssigneeWeatherford U.K. Limited
InventorsStephen Reid, Andrew McGeoch, Matthew Manning, Daniel George Purkis
Life of this patent
Estimating the term…
Abstract
A screen assembly, such as a downhole/sand screen assembly, comprising first and second screen portions or screens longitudinally coupled together, wherein there is provided a fluid flow path between the first and second screen portions or screen. Optionally, the first and second sleeves are coupled or connected by a centralizer or further sleeve or screen, and/or optionally by or via first and second support ring.
Claims13
A downhole screen, comprising:
- a pipe having a plurality of first ports;
- and
- a valve member comprising at least one reed valve, the valve member being longitudinally slideable, the at least one reed valve being selectively alignable in or out of alignment relative to at least one of the first ports with the longitudinal sliding of the valve member.
Dependencies are inferred from the claim text.