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发明名称
摘要
申请公布号	FR2379483(B1)	申请公布日期	1982.05.14
申请号	FR19770002849	申请日期	1977.02.02
申请人	DEGREMONT	发明人
分类号	B01D21/00;C02F3/12;C02F3/20;(IPC1-7):02C1/06	主分类号	B01D21/00
代理机构		代理人
主权项
地址

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