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发明名称
摘要
申请公布号
DE4300944(A1)
申请公布日期
1993.07.22
申请号
DE19934300944
申请日期
1993.01.15
申请人
USINOR SACILOR, PUTEAUX, FR;THYSSEN STAHL AG, 4100 DUISBURG, DE
发明人
DAMASSE, JEAN-MICHEL, METZ, FR;SPIQUEL, JACQUES, MONTIGNY-LES-METZ, FR;OSSWALD, JEAN-MARIE, PELTRE, FR
分类号
B22D11/06
主分类号
B22D11/06
代理机构
代理人
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