发明名称 ENVIRONMENTALLY POWERED TRANSMITTER FOR LOCATION IDENTIFICATION OF WELLBORES
摘要 A method, apparatus and system for performing an operation in a borehole is disclosed. A device is disposed in a downhole environment of the borehole to perform the downhole operation. An energy harvesting unit coupled to the device harvests energy from an energy source in a downhole environment of the device and provides the harvested energy to the device to perform the downhole operation.
申请公布号 EP2828479(A4) 申请公布日期 2016.04.20
申请号 EP20130764851 申请日期 2013.03.22
申请人 BAKER HUGHES INCORPORATED 发明人 SWANSON, AARON R.;FROST, JR., ELTON;DWYER, JAMES P.
分类号 E21B41/00;E21B41/02 主分类号 E21B41/00
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