METAL COILED TUBING WITH SIGNAL TRANSMITTING PASSAGEWAY,申请号EP19950936307-传众专利搜索

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发明名称	METAL COILED TUBING WITH SIGNAL TRANSMITTING PASSAGEWAY
摘要
申请公布号	EP0811109(A1)	申请公布日期	1997.12.10
申请号	EP19950936307	申请日期	1995.10.03
申请人	CAMCO INTERNATIONAL INC.	发明人	PRINGLE, RONALD, E.;SIDES, WINFIELD, M., III;FOLSOM, DAVID, N.;MCGAVERN, CECIL, G., III
分类号	B21C37/08;B21C37/15;E21B17/20;G02B6/44;(IPC1-7):E21B19/22	主分类号	B21C37/08
代理机构		代理人
主权项
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