Drilling apparatus with motor-driven pump steering control,申请号GB20010017521-传众专利搜索

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发明名称	Drilling apparatus with motor-driven pump steering control
摘要
申请公布号	GB0117521(D0)	申请公布日期	2001.09.12
申请号	GB20010017521	申请日期	2001.07.18
申请人	BAKER HUGHES INCORPORATED	发明人
分类号	E21B7/06;E21B41/00	主分类号	E21B7/06
代理机构		代理人
主权项
地址

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