An electromagnetic source for electromagnetic survey of a subsea formation includes a towfish configured to be towed by a surface vessel; a plurality of electrodes attached to the towfish; and an acoustic ranging system having acoustic components individually attached to each of the towfish and the plurality of electrodes, wherein the acoustic ranging system is configured to determine a geometry of the plurality of electrodes.
申请公布号
WO2009151918(A2)
申请公布日期
2009.12.17
申请号
WO2009US44888
申请日期
2009.05.21
申请人
GECO TECHNOLOGY B.V.;SCHLUMBERGER CANADA LIMITED;WESTERN GECO L. L. C.;VIGEN, ERIK;GOUJON, NICOLAS