High pressure screen flow-through testing device

Details High pressure screen flow-through testing device High pressure screen flow-through testing device

2008-12-12

2011-12-13

Fitzgerald, John (Department: 2856)

Measuring and testing

Borehole or drilling

Fluid flow measuring or fluid analysis

Reexamination Certificate

active

08074510

ABSTRACT:
A screen test apparatus includes a test cell disposed within a pressure vessel, a piston disposed within the pressure vessel, wherein the piston is in sealing contact with an inner surface of the pressure vessel, and a screen assembly disposed in an end of the test cell. The screen assembly includes a mount collar, a screen disposed in the mount collar, and an end cap adjacent the screen which includes grooves in a face adjacent the screen and passages extending through the end cap, wherein the screen assembly is configured to fully support the screen while allowing a fluid to pass through the screen.

REFERENCES:
patent: 3320792 (1967-05-01), Peranio
patent: 3864970 (1975-02-01), Bell
patent: 4701861 (1987-10-01), Kauke
patent: 4979390 (1990-12-01), Schupack et al.
patent: 5520248 (1996-05-01), Sisson et al.
patent: 5581017 (1996-12-01), Bejtlich, III
patent: 6543276 (2003-04-01), Murphy et al.
patent: 109074 (1917-08-01), None
patent: 01/39870 (2001-06-01), None
Combined Search and Examination Report for Application No. GB0822747.2, mailed on Apr. 16, 2009 (5 pages).

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