| 发明名称 |
Apparatus and method for cleaning core box vents |
| 摘要 |
The core box includes a cavity therein, a vent in fluid communication with the cavity, ejector members, and apparatus coupled to the ejector members for passing a fluid through the vent into the cavity.
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| 申请公布号 |
US5715885(A) |
申请公布日期 |
1998.02.10 |
| 申请号 |
US19950581457 |
申请日期 |
1995.12.29 |
| 申请人 |
GEORG FISCHER DISA, INC. |
发明人 |
NAGARWALLA, PHEROZE J.;WITTE, RAYMOND F. |
| 分类号 |
B22C7/06;B22C9/10;(IPC1-7):B22C7/06 |
主分类号 |
B22C7/06 |
| 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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