TOOL FOR INSTALLATION AND EXTRACTION OF DOWNHOLE VALVE,申请号SU19884462542-传众专利搜索

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发明名称	TOOL FOR INSTALLATION AND EXTRACTION OF DOWNHOLE VALVE
摘要
申请公布号	SU1645444(A1)	申请公布日期	1991.04.30
申请号	SU19884462542	申请日期	1988.07.18
申请人	OSOBOE K BYURO PO PROEKTIROVANIYU NEFTEGAZODOBYVAYUSHCHIKH MASHIN OBORUDOVANIYA	发明人	MINULIN KHARIS K,SU;GADASHOV MAMADEMIK A,SU;KERIMOV FIKRET K,SU;MNATSAKANYAN OLEG I,SU
分类号	E21B23/00;E21B31/00;E21B34/06	主分类号	E21B23/00
代理机构		代理人
主权项
地址

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