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2 017 694

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C1

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IPC

(21) (22)

Application

4922313/33, 1991-03-28

(22)

Actual filing date

1991-03-28

(45)

Published

1994-08-15

(72)

Inventor

Stepanov S.A.Urusovskaja I.B.Goncharuk V.K.Merkulov E.B.

(73)

Holder

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

GLASS Russian patent published in 1994 - IPC

Abstract RU 2017694 C1

FIELD: fibril optics. SUBSTANCE: glass has, wt.-%: phosphorus pentoxide (P2O5) 41.2-47.1; sodium oxide (Na2O) 18-19.9; aluminium fluoride (AlF3) 22-31.1; lithium fluoride (LiF) 8.3-11. Softening point is 250-290 C. EFFECT: enhanced quality of glass. 1 tbl

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RU 2 017 694 C1

Authors

Stepanov S.A.

Urusovskaja I.B.

Goncharuk V.K.

Merkulov E.B.

Dates

1994-08-15—Published

1991-03-28—Filed

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