PROCESS OF ELECTRODEPOSITION OF COATS BY CHROMIUM-COBALT ALLOY Russian patent published in 1999 - IPC

Abstract RU 2130091 C1

FIELD: electroplating. SUBSTANCE: proposed process of electrodeposition of coats by chromium-cobalt alloy is based on transmission of current through sulfate electrolytes. In agreement with invention electrolysis is conducted with usage of pulse current having frequency between 0.30-0.35 GHz and relative pulse duration not more than 1.5. Technical result of invention lies in stabilization of composition of alloy and manufacture of mirror-brilliant corrosion- resistant coats by chromium-cobalt alloy with content of cobalt amounting to 1.7-2.2 per cent by mass. EFFECT: manufacture of mirror-brilliant corrosion resistant coats. 1 tbl

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RU 2 130 091 C1

Authors

Spiridonov B.A.

Shalimov Ju.N.

Dates

1999-05-10Published

1998-04-17Filed