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2 039 716

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C1

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IPC

(21) (22)

Application

5017204/33, 1991-12-18

(22)

Actual filing date

1991-12-18

(45)

Published

1995-07-20

(72)

Inventor

Pavlushkina T.K.Artamonova G.I.Vojtova Ju.V.Shcheglova N.N.Shaposhnikov A.P.Shaposhnikov S.A.

(73)

Holder

Gosudarstvennyj Nauchno-Issledovatel'Skij Institut SteklaNauchno-Inzhenernyj Tsentr Stroitel'Nogo Materialovedenija Gosstroja Sssr

GLASS Russian patent published in 1995 - IPC

Abstract RU 2039716 C1

FIELD: glass industry. SUBSTANCE: glass has, wt.-% silicon oxide 64-72; aluminium oxide 2.5-7.5; calcium oxide 3.5-6; sodium oxide 14.5-19; fluoride 3.5-6.5. Glass properties: whiteness is 0.76-0.93, opacifying phase is 29.1-42.3% Glass is used for lighting engineering article making. EFFECT: enhanced quality of glass. 2 tbl

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RU 2 039 716 C1

Authors

Pavlushkina T.K.

Artamonova G.I.

Vojtova Ju.V.

Shcheglova N.N.

Shaposhnikov A.P.

Shaposhnikov S.A.

Dates

1995-07-20—Published

1991-12-18—Filed

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