| 发明名称 |
METHOD FOR MANUFACTURING HOLLOW BLADE |
| 摘要 |
<p>A method for manufacturing a hollow blade for a turbomachine including drilling channels into a blank of the blade, placing inserts into the channels, forging the blank, and removing the inserts by chemical dissolution, and the blade is an aluminum alloy and the inserts are a copper alloy.</p> |
| 申请公布号 |
EP2254729(A1) |
申请公布日期 |
2010.12.01 |
| 申请号 |
EP20090728172 |
申请日期 |
2009.03.17 |
| 申请人 |
SNECMA |
发明人 |
BERTRAND, FRANCOISE;DUCLOS, GUILLAUME;FRANCHET, JEAN-MICHEL, PATRICK, MAURICE;MOLINARI, OLIVIER, MICHAEL |
| 分类号 |
B23P15/02;B21K3/04;F01D5/18 |
主分类号 |
B23P15/02 |
| 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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