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2 187 356

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IPC

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Application

2001116439/12, 2001-06-13

(24)

Start date

2001-06-13

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Actual filing date

2001-06-13

(45)

Published

2002-08-20

(72)

Inventor

Shishljannikov V.V.Rjabchuk G.V.

(73)

Holder

Volgogradskij Gosudarstvennyj Tekhnicheskij Universitet

LIQUID CLEANING FILTER Russian patent published in 2002 - IPC

Abstract RU 2187356 C1

FIELD: filtration technique; liquid cartridge-type filters used for cleaning liquids in chemical, oil refining and other industries. SUBSTANCE: proposed filter has cylindrical housing with branch pipes for supply of liquid, discharge of concentrate and filtrate, filter element located coaxially and helical guide insert. Filter element consists of inlet hydrodynamic section with smooth continuous surface and porous filtering section; pitch of helical guide insert on hydrodynamic section is lesser than that on porous section of filter element by 2 or times. EFFECT: simplified construction; increased throughput and service life of filter. 1 dwg

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RU 2 187 356 C1

Authors

Shishljannikov V.V.

Rjabchuk G.V.

Dates

2002-08-20—Published

2001-06-13—Filed

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