CONCENTRATION METHOD AND UTILIZATION OF WASTE WATER FROM TWO AND MULTISTAGE FLOWS OF A VACUUM PUMP WHEN PREPARING CAPROLACTAM,申请号CS19890003885-传众专利搜索

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发明名称	CONCENTRATION METHOD AND UTILIZATION OF WASTE WATER FROM TWO AND MULTISTAGE FLOWS OF A VACUUM PUMP WHEN PREPARING CAPROLACTAM
摘要
申请公布号	CZ8903885(A3)	申请公布日期	1997.12.17
申请号	CS19890003885	申请日期	1989.06.28
申请人	SPOLANA	发明人	PERSIN JAN ING.
分类号	C07D201/04;B01D3/12;(IPC1-7):C07D201/04	主分类号	C07D201/04
代理机构		代理人
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