| 发明名称 |
INVESTMENT CASTING CORES AND METHODS |
| 摘要 |
To manufacture a casting core, one or more recesses are formed in at least one face of metallic sheetstock. After the forming, a piece is cut from the metallic sheetstock. The piece is deformed to a non-flat configuration.
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| 申请公布号 |
US2008169412(A1) |
申请公布日期 |
2008.07.17 |
| 申请号 |
US20070837780 |
申请日期 |
2007.08.13 |
| 申请人 |
UNITED TECHNOLOGIES CORPORATION |
发明人 |
SNYDER JACOB A.;BEALS JAMES T. |
| 分类号 |
B22C9/10;B23K26/38;C23F1/00 |
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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