Filter

Liquid purification or separation – Particulate material type separator – e.g. – ion exchange or... – With spaced non-particulate separating means

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Details

55487, 210283, 210284, B01D 2314

Patent

active

043660541

ABSTRACT:
A filter assembly particularly for the filtration of compressed air and other compressed gases as well as for air and liquids is formed with a pair of porous support jackets having a filter element located therebetween and defining an inlet side. The filter element is composed of a plurality of layers of filter material having different porosities with the finely porous layer being covered, at least on its surface facing the inlet side of the filter assembly, by a less finely porous layer and the filter element is particularly characterized in that it contains active charcoal.

REFERENCES:
patent: 522819 (1894-07-01), Ball et al.
patent: 3295689 (1967-01-01), Arvanitakis
patent: 3327859 (1967-06-01), Pall
patent: 3950251 (1976-04-01), Hiller

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