,申请号DE19772725496-传众专利搜索

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发明名称
摘要
申请公布号	DE2725496(B2)	申请公布日期	1978.10.26
申请号	DE19772725496	申请日期	1977.06.06
申请人	ETHYL CORP., RICHMOND, VA. (V.ST.A.)	发明人	LAURENT, SEBASTIAN MARC, GREENWELL SPRINGS;RANKEN, PAUL FREDERICK, BATON ROUGE
分类号	C01B39/18;B01J29/18;C01B;C01B33/26;(IPC1-7):C01B33/26	主分类号	C01B39/18
代理机构		代理人
主权项
地址

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