| 发明名称 |
STAINLESS STEEL HAVING PASSIVE FLUORIDE FILM FORMED THEREON AND EQUIPMENT MANUFACTURED THEREFROM |
| 摘要 |
<p>To provide stainless steel with a passive state fluorinated film formed thereon, which is easy to construct and does not produce particles even when it is welded, and a device using the same. To provide stainless steel with a passive state fluorinated film formed thereon which does not cause leakage even when said film is formed on a sealing surface of a joint and a valve seat surface, and a device using the same. Stainless steel with a passive state fluorinated film formed thereon, characterized in that at least a part of the surface is coated with a passive state fluorinated film not thicker than 190 ANGSTROM consisting of a metal fluoride as a main component, and a device using this stainless steel. <IMAGE></p> |
| 申请公布号 |
EP1146135(A4) |
申请公布日期 |
2006.10.18 |
| 申请号 |
EP19980957181 |
申请日期 |
1998.12.04 |
| 申请人 |
STELLA CHEMIFA KABUSHIKI KAISHA |
发明人 |
OHMI, TADAHIRO;KIKUYAMA, HIROHISA;MIYASHITA, MASAYUKI;IZUMI, HIROTO;KUJIME, TAKANOBU |
| 分类号 |
H01S3/03;C23C8/08;C23C8/80 |
主分类号 |
H01S3/03 |
| 代理机构 |
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