DEVICE FOR PLUGGING-BACK WELLHEAD OF BLOWOUT WELL,申请号SU19904871135-传众专利搜索

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发明名称	DEVICE FOR PLUGGING-BACK WELLHEAD OF BLOWOUT WELL
摘要
申请公布号	RU1808087(C)	申请公布日期	1993.04.07
申请号	SU19904871135	申请日期	1990.10.02
申请人	UKRAINSKAYA VOENIZIROVANNAYA CHAST PO PREDUPREZHDENIYU VOZNIKNOVENIYA I PO LIKVIDATSII OTKRYTYKH GAZOVYKH I NEFTYANYKH FONTANOV	发明人	TSYBULKO SERGEJ V;LENKEVICH YURIJ E;RYMCHUK DANILO V;POLIKARPOV ALEKSANDR M
分类号	E21B33/03;(IPC1-7):E21B33/03	主分类号	E21B33/03
代理机构		代理人
主权项
地址

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