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2 089 677

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IPC

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Application

94014926/02, 1994-04-21

(22)

Actual filing date

1994-04-21

(45)

Published

1997-09-10

(72)

Inventor

Zhirnov A.D.Pribylova L.I.Logacheva Z.V.Jamnova T.K.Vekhova E.V.

(73)

Holder

Vserossijskij Nauchno-Issledovatel'Skij Institut Aviatsionnykh Materialov

SOLUTION FOR PREPARING SURFACE OF MAGNETIC ALLOYS Russian patent published in 1997 - IPC

Abstract RU 2089677 C1

FIELD: processing surface of magnetic alloys. SUBSTANCE: magnetic alloys comprising rare-earth elements are preliminary treated in special solution. Said solution comprises, g/l: hydrogen fluoride acid, 15.0-150; phosphate ions, 4.0-10.0; oxalate ions, 0.1-10.0. EFFECT: provides strength of cohesion of galvanic coatings on magnetic alloys.

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RU 2 089 677 C1

Authors

Zhirnov A.D.

Pribylova L.I.

Logacheva Z.V.

Jamnova T.K.

Vekhova E.V.

Dates

1997-09-10—Published

1994-04-21—Filed

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