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2 040 304

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C1

(51)

IPC

(21) (22)

Application

5048494/26, 1992-06-17

(22)

Actual filing date

1992-06-17

(45)

Published

1995-07-25

(72)

Inventor

Shutkov Evgenij AlekseevichBerezhkov Vjacheslav AleksandrovichLebedev Aleksandr MikhajlovichKostoglotov Vladimir VladimirovichNikitin Vitalij PetrovichKazachkov Vladimir Vasil'Evich

(73)

Holder

Shutkov Evgenij AlekseevichBerezhkov Vjacheslav AleksandrovichLebedev Aleksandr MikhajlovichKostoglotov Vladimir VladimirovichNikitin Vitalij PetrovichKazachkov Vladimir Vasil'Evich

SELF-PURIFYING FILTER Russian patent published in 1995 - IPC

Abstract RU 2040304 C1

FIELD: liquids filtration systems. SUBSTANCE: one-way action servomotor working cavity is connected with filtration system and during each rise of pressure in it makes direct run and during each pressure decrease it makes reverse run, simultaneously switching mechanism of cyclical washing of the filter. EFFECT: filter structure is simplified, additional consumption of liquid used to feed servomotor is avoided, good operation of cyclical washing mechanism is provided. 1 dwg

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RU 2 040 304 C1

Authors

Shutkov Evgenij Alekseevich

Berezhkov Vjacheslav Aleksandrovich

Lebedev Aleksandr Mikhajlovich

Kostoglotov Vladimir Vladimirovich

Nikitin Vitalij Petrovich

Kazachkov Vladimir Vasil'Evich

Dates

1995-07-25—Published

1992-06-17—Filed

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