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发明名称
DEVICE FOR TAKING OFF AND PUTTING ON COVERS ONTO FEED OPENINGS OF A COKE BATTERY CHAMBER
摘要
申请公布号
PL264610(A1)
申请公布日期
1988.10.27
申请号
PL19870264610
申请日期
1987.03.11
申请人
发明人
分类号
C10B;C10B25/20;(IPC1-7):C10B/
主分类号
C10B
代理机构
代理人
主权项
地址
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