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经营范围
发明名称
SHAFT FURNACE COOLING
摘要
申请公布号
GB1591281(A)
申请公布日期
1981.06.17
申请号
GB19770047890
申请日期
1977.11.17
申请人
DES ANCIENS ETABS PAUL WURTH SA
发明人
分类号
C21B7/10;(IPC1-7):F27B1/24;F27D1/12
主分类号
C21B7/10
代理机构
代理人
主权项
地址
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