发明名称 |
Chromate film-containing plug metal component and method for producing the same |
摘要 |
A chromate film-containing plug metal component which is a metal component for a spark plug or a glow plug, wherein: the metal component has a surface, at least part of the surface being coated with a chromate film comprising at least 95% by weight of trivalent chrome based on 100% by weight of a total chrome content in the chromate film; and the chromate film comprises dye particles.
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申请公布号 |
US2003214208(A1) |
申请公布日期 |
2003.11.20 |
申请号 |
US20020292455 |
申请日期 |
2002.11.13 |
申请人 |
NGK SPARK PLUG CO., LTD. |
发明人 |
NASU HIROAKI;MATSUTANI WATARU;SUGIMOTO MAKOTO;YOSHIDA MITSURU |
分类号 |
C23C22/30;C23C22/48;C23C22/53;C23C22/84;F23Q7/00;H01T13/02;H01T13/20;H01T13/32;H01T21/02;(IPC1-7):H01T13/00 |
主分类号 |
C23C22/30 |
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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