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发明名称
PARTE USURABILE REFRATTARIA PER BECCHI DI COLATA DI RECIPIENTI METALLURGICI
摘要
申请公布号
IT1219922(B)
申请公布日期
1990.05.24
申请号
IT19880047839
申请日期
1988.04.12
申请人
DIDIER-WERKE AG.
发明人
ROTHFUSS HANS
分类号
B22D41/58;B22D37/00;B22D41/28;B22D41/32;B22D41/42;(IPC1-7):B22D/
主分类号
B22D41/58
代理机构
代理人
主权项
地址
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