Casing hanger nesting indicator,申请号AU20100226998-传众专利搜索

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发明名称	Casing hanger nesting indicator
摘要
申请公布号	AU2010226998(A1)	申请公布日期	2011.04.28
申请号	AU20100226998	申请日期	2010.10.06
申请人	VETCO GRAY, INC.	发明人	CHARLES E. JENNINGS
分类号	E21B17/08;E21B23/00	主分类号	E21B17/08
代理机构		代理人
主权项
地址

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