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发明名称
Apparatus for coupling a metallurgical ladle to a gas supply
摘要
申请公布号
GB2246531(B)
申请公布日期
1994.03.09
申请号
GB19900020789
申请日期
1990.09.25
申请人
* INSUL COMPANY INC
发明人
JOSEPH A * PERRI
分类号
B22D1/00;C21C5/46;(IPC1-7):B22D1/00;B22D41/04
主分类号
B22D1/00
代理机构
代理人
主权项
地址
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