Process for producing finely-divided silica,申请号US19550513839-传众专利搜索

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发明名称	Process for producing finely-divided silica
摘要
申请公布号	US2886414(A)	申请公布日期	1959.05.12
申请号	US19550513839	申请日期	1955.06.07
申请人	GODFREY L. CABOT, INC.	发明人	SECORD ROBERT N.
分类号	C01B33/18	主分类号	C01B33/18
代理机构		代理人
主权项
地址

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