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发明名称
COINAGE ALLOY
摘要
FIELD: metallurgy. ^ SUBSTANCE: coinage alloy includes the following components, wt %: gold 15.0-20.0; zinc 1.0-3.0; copper 76.0-77.0; indium 3.0-5.0. ^ EFFECT: maintaining alloy colour at reduction of its cost. ^ 1 tbl
申请公布号
RU2448179(C1)
申请公布日期
2012.04.20
申请号
RU20110121715
申请日期
2011.05.27
申请人
SHCHEPOCHKINA JULIJA ALEKSEEVNA
发明人
SHCHEPOCHKINA JULIJA ALEKSEEVNA
分类号
C22C9/00;C22C9/04
主分类号
C22C9/00
代理机构
代理人
主权项
地址
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