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RU

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2 092 454

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C1

(51)

IPC

(21) (22)

Application

96109671/25, 1996-05-12

(22)

Actual filing date

1996-05-12

(45)

Published

1997-10-10

(72)

Inventor

Nikolaev A.N.Strashinskij O.V.Krjuchikhin E.M.

(73)

Holder

Aktsionernoe Obshchestvo Zakrytogo Tipa

AERATION ELEMENT Russian patent published in 1997 - IPC

Abstract RU 2092454 C1

FIELD: waste water treatment. SUBSTANCE: invention relates to saturating liquid with gas and more particularly to fine- bubble aeration of waste water in air tanks. Porous basis of aerating element is made in the form of a frame built of water-soluble polymer material fixed on glass cloth fibers with regular grid structure. Frame may be formed by two layers, each containing water-resistant polymer material fixed on glass cloth fibers. Frame also may be cylindrical, in the form of plate, and other appropriate form. EFFECT: improved design. 6 cl, 1 dwg, 1 tbl

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RU 2 092 454 C1

Authors

Nikolaev A.N.

Strashinskij O.V.

Krjuchikhin E.M.

Dates

1997-10-10—Published

1996-05-12—Filed

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