POLYMER GEL FOR SEALING OF LOSSY HORIZONS OF DEEP WELLS AND METHOD OF ITS MANUFACTURE,申请号CS19800003408-传众专利搜索

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发明名称	POLYMER GEL FOR SEALING OF LOSSY HORIZONS OF DEEP WELLS AND METHOD OF ITS MANUFACTURE
摘要
申请公布号	CS214117(B1)	申请公布日期	1982.04.09
申请号	CS19800003408	申请日期	1980.05.16
申请人	OLIVA,LADISLAV,CS;PRIKRYL,JOSEF,CS;BEDNARIK,FRANTISEK,CS;CINK,JIRI,CS	发明人	OLIVA,LADISLAV,CS;PRIKRYL,JOSEF,CS;BEDNARIK,FRANTISEK,CS;CINK,JIRI,CS
分类号	E21B33/138;(IPC1-7):E21B33/138	主分类号	E21B33/138
代理机构		代理人
主权项
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