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2 009 560

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IPC

(21) (22)

Application

5057953/02, 1992-08-13

(22)

Actual filing date

1992-08-13

(45)

Published

1994-03-15

(72)

Inventor

Andreeva I.N.Povarenko A.D.Shevchenko S.A.Tokarev A.I.Vasil'Eva E.O.Jurinskaja A.K.

(73)

Holder

Nauchno-Issledovatel'Skij Institut

FERRITE MATERIAL FOR ACOUSTOELECTRONIC DEVICES Russian patent published in 1994 - IPC

Abstract RU 2009560 C1

FIELD: electric engineering. SUBSTANCE: ferrite material comprises 45-52 mol % of ferrum oxide, 0,1-3 mol % of cobalt lower oxide, 0.3-5 mol % of cuprous oxide, 0.1-3 mol % of terbium oxide and the remainder is nickel lower oxide. EFFECT: improved quality. 1 tbl

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RU 2 009 560 C1

Authors

Andreeva I.N.

Povarenko A.D.

Shevchenko S.A.

Tokarev A.I.

Vasil'Eva E.O.

Jurinskaja A.K.

Dates

1994-03-15—Published

1992-08-13—Filed