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(19)

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2 074 119

(13)

C1

(51)

IPC

(21) (22)

Application

93030647/26, 1993-06-15

(22)

Actual filing date

1993-06-15

(45)

Published

1997-02-27

(72)

Inventor

Kupina N.A.Vostrikova L.A.Ione K.G.

(73)

Holder

Institut Kataliza So Ran

METHOD OF ADDITIONALLY CLEANING DRINKING WATER AND METHOD OF PREPARING SORBENT FOR ADDITIONAL CLEANING OF DRINKING WATER Russian patent published in 1997 - IPC

Abstract RU 2074119 C1

FIELD: water purification. SUBSTANCE: metal ions and organics are removed from water on synthetic zeolite. Sorbent is prepared by mixing silica gel, sodium aluminate, and a seed, the latter being introduced after mechanochemical activation with sodium hydroxide. Resultant zeolite is washed out with I and II group metal salt solutions followed by treating grains with silver nitrate. EFFECT: improved quality of drinking water. 5 cl, 7 tbl

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RU 2 074 119 C1

Authors

Kupina N.A.

Vostrikova L.A.

Ione K.G.

Dates

1997-02-27—Published

1993-06-15—Filed

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