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2 108 143

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IPC

(21) (22)

Application

96122183/25, 1996-11-18

(22)

Actual filing date

1996-11-18

(45)

Published

1998-04-10

(72)

Inventor

Demkin Vladislav PetrovichKuznetsov Vladislav IvanovichNikitskij Jurij DmitrievichTychkov Jurij IgorevichShestakov Vladimir Dmitrievich

(73)

Holder

Demkin Vladislav PetrovichKuznetsov Vladislav IvanovichNikitskij Jurij DmitrievichTychkov Jurij IgorevichShestakov Vladimir Dmitrievich

TRACK DIAPHRAGM Russian patent published in 1998 - IPC

Abstract RU 2108143 C1

FIELD: manufacture of porous polymeric diaphragms for filtering of fluid media. SUBSTANCE: track diaphragm is formed by through cylindrical or close to them in shape groups of parallel pores in polymeric film, whose axes coincide with generating lines of concentric tapered surfaces. EFFECT: improved design. 2 dwg

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RU 2 108 143 C1

Authors

Demkin Vladislav Petrovich

Kuznetsov Vladislav Ivanovich

Nikitskij Jurij Dmitrievich

Tychkov Jurij Igorevich

Shestakov Vladimir Dmitrievich

Dates

1998-04-10—Published

1996-11-18—Filed