COPPER BASED ALLOY WITH YELLOW GOLD COLOUR Russian patent published in 2008 - IPC C22C9/00 

Abstract RU 2326955 C1

FIELD: metallurgy.

SUBSTANCE: invention can be used for fabrication of watch cases, coins, tableware, and jewellery items. To upgrade castability the alloy has the composition as follows, mas. %: silver 30.0-35.0; zinc 3.0-7.0; gold 2.0-3.0; indium 3.0-4.0; copper - the rest.

EFFECT: upgraded castability of alloy.

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RU 2 326 955 C1

Authors

Shchepochkina Julija Alekseevna

Dates

2008-06-20Published

2006-10-09Filed