Verfahren zur Extraktion von N-Methyl-Pyrrolidon-(2),申请号DE19895009807-传众专利搜索

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发明名称	Verfahren zur Extraktion von N-Methyl-Pyrrolidon-(2)
摘要
申请公布号	DE58909807(D1)	申请公布日期	1997.08.28
申请号	DE19895009807	申请日期	1989.10.10
申请人	HOECHST AG, 65929 FRANKFURT, DE	发明人	MIESS, GEORG-EMERICH, DR., D-6240 KOENIGSTEIN/TAUNUS, DE;SCHWARZ, KARL-HEINZ, D-6237 LIEDERBACH, DE;TETZLAFF, HERIBERT, DR., D-6000 FRANKFURT AM MAIN 71, DE;WOJTECH, BERNHARD, DR., D-6232 BAD SODEN AM TAUNUS, DE
分类号	C07D201/16;C07D207/267;(IPC1-7):C07D201/16	主分类号	C07D201/16
代理机构		代理人
主权项
地址

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