85526097
Jan 26, 2012
May 17, 2016
SCHLUMBERGER TECHNOLOGY CORPORATION
Active Trademark
Oil field equipment for isolating the location of a section of a borehole, comprised of packers, plugs, mandrels; electronic and telemetry instruments, namely, wireline cables and conductors and magnetic sensors to convey data regarding wellbore features to surface for the purpose of locating a borehole section and installation of the oil field equipment; and milling, reaming and debris clearing implements to clear the borehole and structural parts therefor
Machinery