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(19)

RU

(11)

2 050 285

(13)

C1

(51)

IPC

(21) (22)

Application

4895107/05, 1991-04-16

(22)

Actual filing date

1991-04-16

(45)

Published

1995-12-20

(72)

Inventor

Tur Kindt-Larsen[Dk]

(73)

Holder

Dzhonson Ehnd Dzhonson Vizhn Prodakts, Ink.

METHOD OF TREATING CONTACT LENS OF CONVEX AND CONCAVE SURFACE Russian patent published in 1995 - IPC

Abstract RU 2050285 C1

FIELD: plastics treatment. SUBSTANCE: lens of convex and concave surface is put into a tank filled up with liquid. The tank has a limited space to prevent a lens workpiece from turning over. Both surfaces are rinsed with water flows. Then contaminated liquid is removed. EFFECT: enhanced efficiency. 19 cl, 6 dwg

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RU 2 050 285 C1

Authors

Tur Kindt-Larsen[Dk]

Dates

1995-12-20—Published

1991-04-16—Filed

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