ULTRA HIGH TORQUE DOUBLE SHOULDER TOOL JOINT,申请号EP19980918797-传众专利搜索

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发明名称	ULTRA HIGH TORQUE DOUBLE SHOULDER TOOL JOINT
摘要
申请公布号	EP1015802(A4)	申请公布日期	2004.06.09
申请号	EP19980918797	申请日期	1998.04.28
申请人	GRANT PRIDECO, L.P.	发明人	SMITH, JACKIE, E.;WINSHIP, THOMAS, E.;WILSON, GERALD, E.
分类号	F16L15/00;E21B17/042;F16L15/06;(IPC1-7):F16L15/00	主分类号	F16L15/00
代理机构		代理人
主权项
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