Turbine zur Energieerzeugung in einem Bohrstrang,申请号DE20071050048-传众专利搜索

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发明名称	Turbine zur Energieerzeugung in einem Bohrstrang
摘要
申请公布号	DE102007050048(B4)	申请公布日期	2009.06.18
申请号	DE20071050048	申请日期	2007.10.17
申请人	WEATHERFORD ENERGY SERVICES GMBH	发明人	DRAEGER, UWE;WINNACKER, HELMUT
分类号	E21B4/02;F03B13/02	主分类号	E21B4/02
代理机构		代理人
主权项
地址

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