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2 190 454

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Application

2000128364/12, 2000-11-13

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Start date

2000-11-13

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Actual filing date

2000-11-13

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Published

2002-10-10

(72)

Inventor

Derbisher V.E.Danilenko T.I.Konnova E.V.Morozenko T.F.Derbisher M.V.

(73)

Holder

Volgogradskij Gosudarstvennyj Tekhnicheskij Universitet

ION-EXCHANGE FILTER MATERIAL Russian patent published in 2002 - IPC

Abstract RU 2190454 C2

FIELD: filter materials. SUBSTANCE: ion- exchange material intended for cleaning of air and recovery of multivalent metals from waste waters includes layer containing polyacrylic acid, layer of polymethacrylic acid hydrazide, and fibrous support composed of glass, asbestos, and basalt fibers at weight ratio polyacrylic acid/support/polymethacrylic acid hydrazide 1: (0.8-1.2):1. EFFECT: increased sorption capacity, longevity, and acid resistance. 1 tbl, 3 ex

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RU 2 190 454 C2

Authors

Derbisher V.E.

Danilenko T.I.

Konnova E.V.

Morozenko T.F.

Derbisher M.V.

Dates

2002-10-10—Published

2000-11-13—Filed

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