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2 062 755

(13)

C1

(51)

IPC

(21) (22)

Application

92016155/33, 1992-12-24

(22)

Actual filing date

1992-12-24

(45)

Published

1996-06-27

(72)

Inventor

Kornilova Eh.E.Lisitsyna E.A.

(73)

Holder

Nauchno-Issledovatel'Skij I Tekhnologicheskij Institut Opticheskogo Materialovedenija Vserossijskogo Nauchnogo Tsentra Opticheskij Institut Im.S.I.Vavilova"

GLASS Russian patent published in 1996 - IPC

Abstract RU 2062755 C1

FIELD: glass industry. SUBSTANCE: red glass has, wt.-%: lead oxide (PbO) 20-35; tin oxide (SnO2) 0.1-0.3; boron oxide (B2O3) 20-27; copper oxide (CuO) 0.1-0.3; silicon oxide (SiO2) 15-25; sodium oxide (Na2O) 5-15; zinc oxide (ZnO) 0.1-0.3; potassium oxide (K2O) 5-15 at ratio Na2O/K2O from 0.5 to 2.0. Glass is red color, does not require "directing". Glass is used for red color filter making. EFFECT: enhanced quality of glass. 1 tbl

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RU 2 062 755 C1

Authors

Kornilova Eh.E.

Lisitsyna E.A.

Dates

1996-06-27—Published

1992-12-24—Filed

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