DEVICE FOR CLEANING THE BOTTOM-HOLE FORMATION ZONE,申请号SU19925062381-传众专利搜索

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发明名称	DEVICE FOR CLEANING THE BOTTOM-HOLE FORMATION ZONE
摘要
申请公布号	RU2055162(C1)	申请公布日期	1996.02.27
申请号	SU19925062381	申请日期	1992.09.16
申请人	ROSSIJSKO-AVSTRIJSKOE AKTSIONERNOE OBSHCHESTVO ZAKRYTOGO TIPA "INTENSONIK"	发明人	BORODIN VALENTIN I;DRYAGIN VENIAMIN V
分类号	E21B37/00;E21B28/00;(IPC1-7):E21B37/00	主分类号	E21B37/00
代理机构		代理人
主权项
地址

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