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(19)

(11)

2 451 642

(13)

(51)

IPC

C02F3/20(2006-01-01)

B01F3/04(2006-01-01)

(21) (22)

Application

2010150185/05, 2010-12-07

(24)

Start date

2010-12-07

(22)

Actual filing date

2010-12-07

(45)

Published

2012-05-27

(72)

Inventor

Meshengisser Jurij MikhajlovichKolesnik Jurij Vasil'EvichSmirnov Nikolaj Semenovich

(73)

Holder

Nauchno-Proizvodstvennaja Firma S Ogranichennoj Otvetstvennost'Ju

AERATOR MEMBRANE Russian patent published in 2012 - IPC C02F3/20 B01F3/04

Abstract RU 2451642 C9

FIELD: process engineering.

SUBSTANCE: invention relates to biological treatment of effluents. Effluent is treated in aerator. Aerator membrane comprises perforated annular elastic membrane 1 with central opening 2. Central opening diameter d exceeds or equals membrane ring width δ.

EFFECT: improved aeration and mass transfer in water-air flow above membrane.

4 cl, 8 dwg

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RU 2 451 642 C9

Authors

Meshengisser Jurij Mikhajlovich

Kolesnik Jurij Vasil'Evich

Smirnov Nikolaj Semenovich

Dates

2012-05-27—Published

2010-12-07—Filed