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发明名称
APPARATUS FOR WITHDRAWING GASES FROM ELECTRIC-ARC FURNACES BY SUCTION
摘要
申请公布号
SU668727(A1)
申请公布日期
1979.06.25
申请号
SU19772518668
申请日期
1977.08.24
申请人
PARADYUK EVGENIJ N,SU
发明人
PARADYUK EVGENIJ N,SU
分类号
B08B15/00;C21C5/52;(IPC1-7):08B15/00;21C5/52
主分类号
B08B15/00
代理机构
代理人
主权项
地址
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