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发明名称
PROCEDE PERFECTIONNE DE FABRICATION D'ACIDE PHOSPHORIQUE
摘要
申请公布号
FR2550180(B1)
申请公布日期
1985.10.04
申请号
FR19830012952
申请日期
1983.08.05
申请人
GENERALE ENGRAIS SA
发明人
分类号
C01B25/24;(IPC1-7):C01B25/234
主分类号
C01B25/24
代理机构
代理人
主权项
地址
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