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经营范围
发明名称
Procédé de traitement des poussières de hauts-fourneaux
摘要
申请公布号
FR981990(A)
申请公布日期
1951.06.01
申请号
FRD981990
申请日期
1943.05.26
申请人
发明人
VECCHIS INEO DE
分类号
C22B1/14
主分类号
C22B1/14
代理机构
代理人
主权项
地址
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