Hydraulic set well packer,申请号GB19820030908-传众专利搜索

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发明名称	Hydraulic set well packer
摘要
申请公布号	GB2108180(A)	申请公布日期	1983.05.11
申请号	GB19820030908	申请日期	1982.10.28
申请人	* CAMCO INCORPORATED	发明人	JAMES KERN * GARNER
分类号	E21B23/06;E21B33/1295;(IPC1-7):E21B33/12	主分类号	E21B23/06
代理机构		代理人
主权项
地址

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