Fremgangsmåte for utboring av et vindu i et fôringsrör,申请号NO19970000520-传众专利搜索

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发明名称	Fremgangsmåte for utboring av et vindu i et fôringsrör
摘要
申请公布号	NO314051(B1)	申请公布日期	2003.01.20
申请号	NO19970000520	申请日期	1997.02.05
申请人	BAKER HUGHES INC	发明人	ROSS, ROBERT CHAPMAN;WOOD, BRIAN C.;GRIFFIN III, CLARENCE VAUGHN
分类号	E21B17/07;E21B29/06;E21B33/128;(IPC1-7):E21B7/06	主分类号	E21B17/07
代理机构		代理人
主权项
地址

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