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发明名称
MELTING FURNACE ROOF RING
摘要
申请公布号
SU836486(A1)
申请公布日期
1981.06.07
申请号
SU19792815949
申请日期
1979.09.14
申请人
CHERIN VASILIJ N,SU;SALMIN VALERIJ V,SU;KAZNACHEENKO OLEG S,SU;ZYRYANOV ALEKSANDR E,SU
发明人
CHERIN VASILIJ N,SU;SALMIN VALERIJ V,SU;KAZNACHEENKO OLEG S,SU;ZYRYANOV ALEKSANDR E,SU
分类号
F27D1/02;(IPC1-7):F27D1/02
主分类号
F27D1/02
代理机构
代理人
主权项
地址
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