FILTERING MATERIAL FOR PURIFYING WATER Russian patent published in 1998 - IPC

Abstract RU 2109689 C1

FIELD: water treatment practice. SUBSTANCE: filtering material is represented by zeolite-containing tuff mined at Chuguyev tuff deposit. Different fractions of zeolite purify water from microorganism at different pH values of water to be filtered, at different filtering rates and different heights of filtering bed. EFFECT: higher efficiency. 11 tbl

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RU 2 109 689 C1

Authors

Panin L.E.

Shevyrev V.S.

Dates

1998-04-27—Published

1995-07-11—Filed