Procédé et appareil de purification d'eaux usées,申请号FRD1138377-传众专利搜索

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发明名称	Procédé et appareil de purification d'eaux usées
摘要
申请公布号	FR1138377(A)	申请公布日期	1957.06.13
申请号	FRD1138377	申请日期	1955.10.04
申请人	DORR-OLIVER INCORPORATED	发明人
分类号	C02F3/28	主分类号	C02F3/28
代理机构		代理人
主权项
地址

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