| 发明名称 |
Method for the production of a connection flange |
| 摘要 |
A method for the production of an annular connection flange includes producing the annular connection flange from an element in the form of a circular ring. The element in the form of a circular ring has a substantially triangular profile.
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| 申请公布号 |
US7621049(B2) |
申请公布日期 |
2009.11.24 |
| 申请号 |
US20050293872 |
申请日期 |
2005.12.02 |
| 申请人 |
WOBBEN ALOYS |
发明人 |
WOBBEN ALOYS |
| 分类号 |
B21K23/04;E04H12/08;F03D1/06;F03D11/04 |
主分类号 |
B21K23/04 |
| 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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