Wellhead assembly with secondary release mechanism,申请号GB20040017629-传众专利搜索

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发明名称	Wellhead assembly with secondary release mechanism
摘要
申请公布号	GB2404937(A)	申请公布日期	2005.02.16
申请号	GB20040017629	申请日期	2004.08.09
申请人	* ABB VETCO GRAY, INC.;* VETCO GRAY INC	发明人	KEVIN G * BUCKLE;STUART F * YOUNG
分类号	E21B33/038;(IPC1-7):E21B33/03	主分类号	E21B33/038
代理机构		代理人
主权项
地址

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