Liquid purification or separation – Filter – Within flow line or flow line connected close casing
Reexamination Certificate
2005-08-30
2009-02-10
Menon, Krishnan S (Department: 1797)
Liquid purification or separation
Filter
Within flow line or flow line connected close casing
C210S323200, C210S497010, C210S459000, C210S345000, C210S442000
Reexamination Certificate
active
07487875
ABSTRACT:
A candle filter assembly for a filter device includes, in an exemplary embodiment, a tubular core having an outer surface and an inner surface, and including a plurality of openings extending therethrough, a filter media supported by the core defining a core and filter media subassembly, and a drain pipe including a plurality of openings extending therethrough to permit fluid to flow between an outer surface of the drain pipe and the inside of the drain pipe. The drain pipe is located inside the core. The candle filter assembly also includes an end cap, a first sealing block including a drain pipe opening. The drain pipe extends through the drain pipe opening in the first sealing block. The candle filter assembly further includes a compression nut threadingly engaging the drain pipe extending through the first sealing block.
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Bakker John H.
Zimmerman William Chance
Armstrong Teasdale LLP
General Electric Company
Gonzalez Madeline
Menon Krishnan S
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