发明名称 |
Ceramic casting core and method |
摘要 |
A ceramic core for use in casting an article such as for example an airfoil, wherein the ceramic core has a pocket located at or near a region of the core that is otherwise associated with occurrence of a localized casting defect in the cast article. A covering is disposed on the core to cover the pocket and provide core outer surface features.
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申请公布号 |
US2006201651(A1) |
申请公布日期 |
2006.09.14 |
申请号 |
US20060431282 |
申请日期 |
2006.05.10 |
申请人 |
HOWMET RESEARCH CORPORATION |
发明人 |
GRUNSTRA ROBERT E.;CORRIGAN JOHN |
分类号 |
B22C9/10;B22C9/04 |
主分类号 |
B22C9/10 |
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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