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发明名称
摘要
申请公布号
FR2279500(B1)
申请公布日期
1979.10.19
申请号
FR19740025315
申请日期
1974.07.22
申请人
USINOR
发明人
分类号
B22D11/10;B01F13/08;B22D11/115;B22D11/12;B22D27/02;(IPC1-7):B22D27/00;H02N4/00
主分类号
B22D11/10
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代理人
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