Coiled tubing injector grippers,申请号GB19980009416-传众专利搜索

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发明名称	Coiled tubing injector grippers
摘要
申请公布号	GB2325948(A)	申请公布日期	1998.12.09
申请号	GB19980009416	申请日期	1998.05.01
申请人	* HYDRA RIG INC	发明人	JOHN E * GOODE
分类号	E21B19/22;(IPC1-7):E21B19/22	主分类号	E21B19/22
代理机构		代理人
主权项
地址

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