DEVICE FOR DRIVING A CHANNEL IN SOLID SEDIMENT MASS IN THE LIFT TUBING STRING OF GAS WELL,申请号SU19853906012-传众专利搜索

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发明名称	DEVICE FOR DRIVING A CHANNEL IN SOLID SEDIMENT MASS IN THE LIFT TUBING STRING OF GAS WELL
摘要
申请公布号	SU1633097(A1)	申请公布日期	1991.03.07
申请号	SU19853906012	申请日期	1985.04.08
申请人	VNII PRIRODNYKH GAZOV	发明人	ANDREEV OLEG F,SU;TSARENKOV YURIJ V,SU;GALYAN NIKOLAJ N,SU;KLYUSHIN ALEKSANDR N,SU
分类号	E21B37/02	主分类号	E21B37/02
代理机构		代理人
主权项
地址

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