Measurement-while-drilling assembly using gyroscopic devices and methods of bias removal,申请号GB20020003908-传众专利搜索

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发明名称	Measurement-while-drilling assembly using gyroscopic devices and methods of bias removal
摘要
申请公布号	GB0203908(D0)	申请公布日期	2002.04.03
申请号	GB20020003908	申请日期	1998.12.04
申请人	BAKER HUGHES INCORPORATED	发明人
分类号	E21B47/022;G01C19/38	主分类号	E21B47/022
代理机构		代理人
主权项
地址

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