发明名称 BRIGHTENING SYSTEMS FOR COPPER-BASE ALLOYS
摘要 <p>The present invention is directed to a process for treating a copper-base alloy, comprising the steps of (1) providing a copper-base alloy; (2) brightening the copper-base alloy to form a brightened alloy having a reflective surface; and (3) treating the brightened alloy with a tarnish-inhibiting compound, as well as a copper-base alloy treated by the process, and a composite material made by the process.</p>
申请公布号 WO1999015287(A1) 申请公布日期 1999.04.01
申请号 US1998018919 申请日期 1998.09.08
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