| 发明名称 |
Life extension of chromium coatings and chromium alloys |
| 摘要 |
Substrates comprising a surface comprising chromium, said surface being adapted to exhibit reduced coefficient of friction and/or increased hardness.
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| 申请公布号 |
US7572345(B2) |
申请公布日期 |
2009.08.11 |
| 申请号 |
US20070956924 |
申请日期 |
2007.12.14 |
| 申请人 |
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发明人 |
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| 分类号 |
C22C22/00;C23C8/02;C23C14/58;C23C26/00;C25D5/48 |
主分类号 |
C22C22/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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