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发明名称
Procédé pour l'épuration de l'acide sulfurique dilué obtenu en diluant avec de l'eau du goudron acide
摘要
申请公布号
FR1227611(A)
申请公布日期
1960.08.22
申请号
FR19590797238
申请日期
1959.06.11
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N. V.
发明人
分类号
C01B17/92
主分类号
C01B17/92
代理机构
代理人
主权项
地址
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