Lock member for a flow control equipment in wells,申请号EP19930304477-传众专利搜索

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发明名称	Lock member for a flow control equipment in wells
摘要
申请公布号	EP0574246(B1)	申请公布日期	1997.08.27
申请号	EP19930304477	申请日期	1993.06.09
申请人	WELL-EQUIP LIMITED	发明人	REID, MICHAEL ADAM
分类号	E21B23/02;(IPC1-7):E21B23/02	主分类号	E21B23/02
代理机构		代理人
主权项
地址

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