PROCEDE DE PREPARATION D'ANHYDRIDE SULFURIQUE,申请号FR19810019470-传众专利搜索

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发明名称	PROCEDE DE PREPARATION D'ANHYDRIDE SULFURIQUE
摘要
申请公布号	FR2514742(B1)	申请公布日期	1985.06.14
申请号	FR19810019470	申请日期	1981.10.16
申请人	INSTITUT KATALIZA SIBIRSKOGO	发明人
分类号	C01B17/76;(IPC1-7):C01B17/76	主分类号	C01B17/76
代理机构		代理人
主权项
地址

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