Downhole power generation and communications apparatus and method,申请号GB20060004384-传众专利搜索

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发明名称	Downhole power generation and communications apparatus and method
摘要
申请公布号	GB0604384(D0)	申请公布日期	2006.04.12
申请号	GB20060004384	申请日期	2004.09.02
申请人	SCHLUMBERGER HOLDINGS LIMITED	发明人
分类号	E21B41/00;E21B47/14	主分类号	E21B41/00
代理机构		代理人
主权项
地址

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