Komponent for tetning av et skospor for et foringsrør eller forlengingsrørstreng,申请号NO20000001868-传众专利搜索

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发明名称	Komponent for tetning av et skospor for et foringsrør eller forlengingsrørstreng
摘要
申请公布号	NO20001868(A)	申请公布日期	2000.10.13
申请号	NO20000001868	申请日期	2000.04.11
申请人	BAKER HUGHES INC	发明人	FORSYTH, DAVID G;MCLEOD, RODDY W;LEWIS, STEPHEN H
分类号	E21B33/14;(IPC1-7):E21B33/14	主分类号	E21B33/14
代理机构		代理人
主权项
地址

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