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发明名称
A PROCESS FOR THE CONTINUOUS CASTING OF HOLLOW STRANDS OF STEEL
摘要
申请公布号
GB1243579(A)
申请公布日期
1971.08.18
申请号
GB19690025554
申请日期
1969.05.20
申请人
MANNESMANN A.-G.
发明人
分类号
B22D11/00
主分类号
B22D11/00
代理机构
代理人
主权项
地址
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