Filter bypass monitoring system

Liquid purification or separation – Filter – Movable medium

Reexamination Certificate

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C210S400000, C210S401000

Reexamination Certificate

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07152745

ABSTRACT:
A method and apparatus for sealing the opposed side edges of a fluid treating belt filter (3) by employing an inflatable elastic tube (18). Opposed sealing surfaces are spaced apart from each other defining a gap there between which can be brought into sealing relationship by activation of the tube (18). The tube (18) being tested prior to and during sealing. Fluid that bypasses the seal are collected for rycycle.

REFERENCES:
patent: 2867324 (1959-01-01), Hirs
patent: 3899426 (1975-08-01), Hirs
patent: 4390428 (1983-06-01), Bratten
patent: 5089143 (1992-02-01), Anderson
patent: 5449455 (1995-09-01), Womack

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