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2 034 694

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IPC

(21) (22)

Application

4482632/05, 1988-06-23

(22)

Actual filing date

1988-06-23

(45)

Published

1995-05-10

(72)

Inventor

Gleb Leonid Konstantinovich[By]Gorodkin Sergej Rafailovich[By]Gorodkin Gennadij Rafailovich[By]Demchuk Svetlana Antonovna[By]Zal'Tsgendler Ehduard Abramovich[By]Kordonskij Vil'Jam Il'Ich[By]Prokhorov Igor' Viktorovich[By]Prokhorchik Sergej Maksimovich[By]Shul'Man Zinovij Pinkhusovich[By]

(73)

Holder

Kordonskij Vil'Jam Il'Ich

COMPOSITION FOR POLISHER Russian patent published in 1995 - IPC

Abstract RU 2034694 C1

FIELD: manufacturing of optic details. SUBSTANCE: hydraulic magnetic rheological suspension is proposed for processing aspheric surfaces. Said suspension contains (mass %): carbonyl iron powder 50-70, polymer of vinyl-n-butyl ether 1.83-3.02, aerosil 4.5-7.5 and kerosene fraction the rest. EFFECT: improves efficiency of processing, improves quality of processed surfaces. 2 tbl

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RU 2 034 694 C1

Authors

Gleb Leonid Konstantinovich[By]

Gorodkin Sergej Rafailovich[By]

Gorodkin Gennadij Rafailovich[By]

Demchuk Svetlana Antonovna[By]

Zal'Tsgendler Ehduard Abramovich[By]

Kordonskij Vil'Jam Il'Ich[By]

Prokhorov Igor' Viktorovich[By]

Prokhorchik Sergej Maksimovich[By]

Shul'Man Zinovij Pinkhusovich[By]

Dates

1995-05-10—Published

1988-06-23—Filed