PROCESS FOR PREVENTING DEPOSITS IN A STRUCTURE'S DRAINAGE SYSTEM.,申请号EP19940905643-传众专利搜索

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发明名称	PROCESS FOR PREVENTING DEPOSITS IN A STRUCTURE'S DRAINAGE SYSTEM.
摘要
申请公布号	EP0638049(A1)	申请公布日期	1995.02.15
申请号	EP19940905643	申请日期	1994.02.14
申请人	DEUTSCHE NALCO-CHEMIE GMBH	发明人	WEGMUELLER, MARCEL, CHRISTIAN
分类号	E21B37/06;C02F5/10;C02F5/12;C02F5/14;C09K8/528;(IPC1-7):C02F5/14	主分类号	E21B37/06
代理机构		代理人
主权项
地址

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