74463794
Nov 29, 1993
Dec 26, 1995
portable detectors and monitors for the evolution of fault gases dissolved in dielectric oil; portable instruments to measure low concentrations of hydrogen dissolved in dielectric oil; instruments to measure combustible gases dissolved in fluids; continuous, on line combustible gas-in-oil monitors; stripchart recorders; calibrators; sensor enclosures; monitors of hydrogen levels on a gas or a liquid process stream; portable instruments to monitor the evolution of moisture in dielectric oil; electrical devices designed to remove moisture continuously from the air located in the expansion vessel of a transformer
Electrical and Scientific Apparatuslaboratory analysis of dielectric liquids from oil filled electrical equipment
Computer and Scientific