U.S. federal trademark · Serial No. 97877635
Physical property measurement instruments for field and laboratory analyses in the energy industry, namely, natural gas moisture analyzers, natural gas heating value chromatograph, hydraulic dead weight pressure testers, liquid densitometers, gas gravitometers, gas chromatographs; instruments for the measurement of physical properties of oil and gas well reservoir fluids, oilfield cements, drilling fluids and stimulation fluids, namely, consistometers, acoustic cement analyzers, viscometers rheometers, formation response testers, permeameters, corrosion analyzers, cement fluid migration analyzers, phase behavior analyzers; rheology and water analysis instruments, namely, viscometers, laboratory filter presses, spring balances, emulsion testers, consistometers for measuring flow properties under selected pressures and temperatures, resistivity meters, mud stills, and parts for all of the above
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