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发明名称
Procédé et installation pour augmenter la puissance de purification d'installation d'épuration à lits bactériens immergés
摘要
申请公布号
FR1538748(A)
申请公布日期
1968.09.06
申请号
FR19670119613
申请日期
1967.08.31
申请人
发明人
HARTMANN HANS;STENGELIN JOHANN CONRAD
分类号
C02F3/08
主分类号
C02F3/08
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代理人
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