Reinigung von N-Methyl-2-pyrrolidon.,申请号DE19896020075T-传众专利搜索

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发明名称	Reinigung von N-Methyl-2-pyrrolidon.
摘要
申请公布号	DE68920075(T2)	申请公布日期	1995.05.18
申请号	DE19896020075T	申请日期	1989.06.07
申请人	TOSOH CORP., SHINNANYO, YAMAGUCHI, JP;TOSO SUSTEEL CO. LTD., TOKIO/TOKYO, JP	发明人	KATO, TOSHIKAZU, YOKKAICHI-SHI MIE, JP;INOUE, HIROSHI, YOKKAICHI-SHI MIE, JP;OGAWARA, KENSUKE, YOKKAICHI-SHI MIE, JP
分类号	C07D207/26;C07D207/267;(IPC1-7):C07D207/267	主分类号	C07D207/26
代理机构		代理人
主权项
地址

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