- 专利标题： Apparatus and method to maintaining trivalent chromium bath plating
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申请号： US16223621申请日： 2018-12-18
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公开(公告)号： US11047064B2公开(公告)日： 2021-06-29
- 发明人: George Bokisa
- 申请人： Coventya, Inc.
- 申请人地址： US OH Brooklyn Heights
- 专利权人： Coventya, Inc.
- 当前专利权人： Coventya, Inc.
- 当前专利权人地址： US OH Brooklyn Heights
- 代理机构： Tarolli, Sundheim, Covell & Tummino LLP
- 主分类号： C25D21/12
- IPC分类号： C25D21/12 ; C25D21/18 ; C25D3/06
摘要：
An apparatus for maintaining trivalent chromium plating bath efficiency includes an aqueous electroplating bath, which includes trivalent chromium ions and a sulfur compound, and an ultraviolet (UV) radiation source that provides UV radiation to the bath effective to inhibit a reduction in plating efficiency of the bath.
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