METHOD FOR INSULATION OF DRILLING MUD ABSORPTION ZONE,申请号SU19904861953-传众专利搜索

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发明名称	METHOD FOR INSULATION OF DRILLING MUD ABSORPTION ZONE
摘要
申请公布号	RU1770548(C)	申请公布日期	1992.10.23
申请号	SU19904861953	申请日期	1990.08.23
申请人	SREDNEAZIATSKIJ GNI PI GAZOVOJ PROMYSHLENNOSTI	发明人	MAMADZHANOV ELZOD U,SU;PULATOV RUSTAM D,SU;MAMADZHANOV ULMAS D,SU;TSOJ BERTA A,SU;SULTANOVA TADZHIKHON,SU
分类号	E21B21/14;C09K8/42;C09K8/52;E21B33/138	主分类号	E21B21/14
代理机构		代理人
主权项
地址

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