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发明名称
摘要
申请公布号	FR2113088(A5)	申请公布日期	1972.06.23
申请号	FR19710037927	申请日期	1971.10.21
申请人	GRACE AND CO	发明人
分类号	B01J21/16;B01J29/08;C10G11/04;C10G11/05;(IPC1-7):B01J11/00;C01B33/00;C10G11/00	主分类号	B01J21/16
代理机构		代理人
主权项
地址

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