| 发明名称 |
Non-stainless steel nitrided piston ring, and method of making the same |
| 摘要 |
<p>A piston ring 100 is broadly defined as a ring-shaped, non-stainless steel, iron alloy that is nitrided, and includes between about 1% and about 10% chromium by weight, and preferably includes between about 1% and about 2% chromium by weight, with additional alloying elements also included. <IMAGE></p> |
| 申请公布号 |
EP1201781(A2) |
申请公布日期 |
2002.05.02 |
| 申请号 |
EP20010308211 |
申请日期 |
2001.09.27 |
| 申请人 |
DANA CORPORATION |
发明人 |
HUBERT, HELENE;GRAL, CHANTAL |
| 分类号 |
C21D9/40;C22C38/06;C22C38/22;C22C38/24;C22C38/40;C23C8/26;C23C8/38;F16J9/26;(IPC1-7):C22C38/00 |
主分类号 |
C21D9/40 |
| 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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