VERFAHREN ZUR HERSTELLUNG TEILCHENFOERMIGER KIESELSAEURE,申请号DE19722230106-传众专利搜索

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发明名称	VERFAHREN ZUR HERSTELLUNG TEILCHENFOERMIGER KIESELSAEURE
摘要
申请公布号	DE2230106(A1)	申请公布日期	1973.01.11
申请号	DE19722230106	申请日期	1972.06.21
申请人	W.R. GRACE & CO., NEW YORK, N.Y. (V.ST.A.)	发明人	ACKER, ELLSWORTH GEORGE, BALTIMORE;WINYALL, MILTON EDWARD, ELLICOTT CITY
分类号	C01B33/18;C01B33/187;C01B33/193;(IPC1-7):C01B33/18	主分类号	C01B33/18
代理机构		代理人
主权项
地址

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