| 发明名称 |
Coated permanent mold having textured undersurface |
| 摘要 |
Mold for permanent mold casting having a RPVD ceramic coating atop a mold surface which is textured to provide a specific microtopography suitable for eliminating misruns in the casting.
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| 申请公布号 |
US5690759(A) |
申请公布日期 |
1997.11.25 |
| 申请号 |
US19960668883 |
申请日期 |
1996.06.24 |
| 申请人 |
GENERAL MOTORS CORPORATION |
发明人 |
WANG, YUCONG |
| 分类号 |
B22C3/00;(IPC1-7):B28B7/36 |
主分类号 |
B22C3/00 |
| 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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