| 发明名称 |
Impregnated ceramic core and method of making |
| 摘要 |
An impregnated fired, porous ceramic core for use in an investment casting shell mold in the casting of molten metals and alloys is strengthened by impregnating the core with an aqueous emulsion of water-insoluble polymer followed by drying to remove the water.
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| 申请公布号 |
US6720028(B1) |
申请公布日期 |
2004.04.13 |
| 申请号 |
US20010818950 |
申请日期 |
2001.03.27 |
| 申请人 |
HOWMET RESEARCH CORPORATION |
发明人 |
HAALAND RODNEY S. |
| 分类号 |
B22C9/04;B05D1/18;B05D3/02;B22C3/00;B22C9/10;B22C9/24;B28B7/34;C04B35/71;C04B38/00;C04B41/83;(IPC1-7):B05D3/02 |
主分类号 |
B22C9/04 |
| 代理机构 |
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代理人 |
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