Process for preparing silica gel,申请号US19620244940-传众专利搜索

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发明名称	Process for preparing silica gel
摘要
申请公布号	US3203760(A)	申请公布日期	1965.08.31
申请号	US19620244940	申请日期	1962.12.17
申请人	W. R. GRACE & CO.	发明人	WINYALL MILTON E.
分类号	C01B33/152;C01B33/154;C01B33/18;C01B33/187	主分类号	C01B33/152
代理机构		代理人
主权项
地址

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