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发明名称
DURCHSTOSSOFEN MIT GRAPHITSTABHEIZUNG
摘要
申请公布号
DE1783069(B1)
申请公布日期
1971.08.05
申请号
DE19681783069
申请日期
1968.09.27
申请人
DEGUSSA
发明人
KRALL FRITZ;KALBFLEISCH FRITZ
分类号
B22F3/00;F27D11/02;(IPC1-7):F27B9/06
主分类号
B22F3/00
代理机构
代理人
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