Fremgangsmåte for å bestemme en borestrengs stivhet,申请号NO20010001179-传众专利搜索

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发明名称	Fremgangsmåte for å bestemme en borestrengs stivhet
摘要
申请公布号	NO20011179(A)	申请公布日期	2001.03.08
申请号	NO20010001179	申请日期	2001.03.08
申请人	SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ BV	发明人	KEULTJES, WOUTER JOHANNES GREGORIUS;STEEN, LEON VAN DEN
分类号	E21B44/00;(IPC1-7):E21B44/00;G01N3/26	主分类号	E21B44/00
代理机构		代理人
主权项
地址

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