METHOD OF FILTER ELEMENT CLEANING Russian patent published in 2002 - IPC

Abstract RU 2195355 C1

FIELD: methods of cleaning of filter elements designed for purification of liquids, particularly, final purification of potable tap water. SUBSTANCE: filter element is cleaned by reverse flows of filtrate and then with air by opening of main line for nonpurified liquid and creation of rarefaction in it, for instance, with the help of ejector. Cleaning of filter element is automatically effected at supply of water to be purified by bypassing the filter, for instance, for technical needs. EFFECT: increased service life of filter element; improved convenience in filter operation under domestic conditions. 2 dwg

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RU 2 195 355 C1

Authors

Golub V.V.

Egorov V.G.

Dates

2002-12-27—Published

2001-12-13—Filed