Oil field apparatus,申请号GB19970022057-传众专利搜索

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发明名称	Oil field apparatus
摘要
申请公布号	GB2318373(A)	申请公布日期	1998.04.22
申请号	GB19970022057	申请日期	1997.10.17
申请人	* ABB SEATEC LTD	发明人	JAMES BRIAN * WILSON
分类号	E21B33/038;F16L29/04;F16L39/00;G02B6/38;H01R13/523;(IPC1-7):E21B33/035;F16L19/00	主分类号	E21B33/038
代理机构		代理人
主权项
地址

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