PREPARATION PROCESS OF SOME CARBONIC MASSES,申请号RO19890143376-传众专利搜索

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发明名称	PREPARATION PROCESS OF SOME CARBONIC MASSES
摘要
申请公布号	RO107120(B1)	申请公布日期	1993.09.30
申请号	RO19890143376	申请日期	1989.12.19
申请人	SPOITU CONSTANTIN;STANCIU MARIN;TITA CONSTANTIN;BRIGHENTI LUCIAN;DOBRESCU IONA	发明人	SPOITU CONSTANTIN;STANCIU MARIN;TITA CONSTANTIN;BRIGHENTI LUCIAN;DOBRESCU IOANA
分类号	C01B31/04;(IPC1-7):C01B31/04	主分类号	C01B31/04
代理机构		代理人
主权项
地址

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