最新测井专利(外国专利)

专利名称:Well logging assembly专利申请号:GB20200001899申请日:2018.08.17公开号:GB202001899(D0)公开日:2020.03.25申请人:Ziebel AS A well logging assembly adapted to collect data from the well,comprises a downhole locomotive to move a downhole portion of the logging assembly into the well,a power conduit to supply power from the surface to the downhole portion and a data conduit to transmit data from the downhole portion to the surface.The power conduit comprises a single electrical conductor to send electrical current to the downhole portion from a power supply at the surface.The downhole portion comprises an electrical contact exposed to the well for transmission of the return path for the electrical current to the surface.