| 发明名称 |
A hard austenitic stainless steel screw. |
| 摘要 |
<p>The surface layer of a hard austenitic stainless steel screw is formed as nitrided layer and then is covered by a plating coat or a resin coat give properties such as shortening the boring time as well as heightening the surface hardness of the screw itself.</p> |
| 申请公布号 |
EP0523298(B1) |
申请公布日期 |
1995.01.25 |
| 申请号 |
EP19910306540 |
申请日期 |
1991.07.18 |
| 申请人 |
DAIDOUSANSO CO., LTD. |
发明人 |
YOSHINO, AKIRA;SENBOKUYA, HARUO;TAHARA, MASAAKI;KITANO, KENZO;MINATO, TERUO |
| 分类号 |
C23C8/80;C23C28/00;F16B33/06;(IPC1-7):C23C28/00 |
主分类号 |
C23C8/80 |
| 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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