| 发明名称 |
BESCHICHTETE BOHRWERKZEUGE |
| 摘要 |
A twist drill partially coated with TiN to increase wear resistance whilst minimising the transfer of coating particles to a work piece. The drill is selectively coated on the rake face (42); the land (46) is not coated. |
| 申请公布号 |
AT403762(T) |
申请公布日期 |
2008.08.15 |
| 申请号 |
AT20040768205T |
申请日期 |
2004.08.27 |
| 申请人 |
DORMER TOOLS LIMITED |
发明人 |
WEERASINGHE, VIJITHA |
| 分类号 |
C23C14/04;B23B51/00;C23C14/06 |
主分类号 |
C23C14/04 |
| 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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