Downhole threaded connection with scalloped wedge threads,申请号EP20070841219-传众专利搜索

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发明名称	Downhole threaded connection with scalloped wedge threads
摘要
申请公布号	EP2057402(A1)	申请公布日期	2009.05.13
申请号	EP20070841219	申请日期	2007.08.22
申请人	HYDRIL COMPANY	发明人	REYNOLDS, HARRIS, A.
分类号	E21B17/08;F16L15/00;F16L15/06	主分类号	E21B17/08
代理机构		代理人
主权项
地址

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