COMPOSITION FOR COPPER AND ITS ALLOYS CHROMO-CALORIZING Russian patent published in 1999 - IPC

Abstract RU 2131948 C1

FIELD: alloys, chemical-thermic treatment. SUBSTANCE: composition for copper and its alloys chrome-calorizing has aluminium oxide, aluminium, chrome oxide, chrome and zinc chloride at the following ratio of components, wt. -%: aluminium oxide 27-29; aluminium 18-20; chrome oxide 25-27; chrome 17-25 and zinc chloride 5-7. Composition provides the increase of diffusion layer thickness at chemical-thermic treatment of copper and its alloys. EFFECT: improved quality and properties of the composition. 1 tbl, 1 ex

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RU 2 131 948 C1

Authors

Budoragin Ju.A.

Stepanov V.K.

Sitnikov A.S.

Dates

1999-06-20Published

1998-02-12Filed