发明名称 |
Aluminiumoxidschutzfilm und Herstellungsverfahren dafür |
摘要 |
Provided is a protective alumina film mainly containing alumina in theα-crystal structure and fine crystal grains in which one or more regions containing additionally an element other than aluminum formed along the planes in the direction almost perpendicular to the thickness direction of the protective film are present intermittently in the thickness direction inside the protective film. |
申请公布号 |
DE112004000720(T5) |
申请公布日期 |
2006.10.19 |
申请号 |
DE20041100720 |
申请日期 |
2004.03.16 |
申请人 |
KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL LTD.) |
发明人 |
TAMAGAKI, HIROSHI;KOHARA, TOSHIMITSU |
分类号 |
B23B27/14;C23C14/08 |
主分类号 |
B23B27/14 |
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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