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经营范围
发明名称
PROCEDE DE FUSION DE MINERAIS
摘要
申请公布号
BE771123(A1)
申请公布日期
1972.02.10
申请号
BE19710771123
申请日期
1971.08.10
申请人
ESSO RESEARCH AND ENGINEERING CY, LINDEN, NEW JERSEY, (E.U.A.),
发明人
分类号
C21B5/00;(IPC1-7):C21B/;C22B/
主分类号
C21B5/00
代理机构
代理人
主权项
地址
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