| 发明名称 |
Making a hollow of rotational symmetry |
| 摘要 |
Molten metal is sprayed onto a rotational mandrel which oscillates axially and an axial translatory extraction motion is superimposed for removing the built-up hollow from the mandrel.
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| 申请公布号 |
US4777995(A) |
申请公布日期 |
1988.10.18 |
| 申请号 |
US19870053343 |
申请日期 |
1987.05.22 |
| 申请人 |
MANNESMANN AG |
发明人 |
REICHELT, WOLFGANG;VOSS-SPILKER, PETER;HAEUSLER, KARL-HEINZ;STINNERTZ, HORST |
| 分类号 |
B22C23/00;B22D23/00;C23C4/12;C23C4/16;C23C4/18;(IPC1-7):B22D23/00 |
主分类号 |
B22C23/00 |
| 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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