Mark Identification

NITROTEC

Serial Number

74225687

Filing Date

Nov 27, 1991

Registration Date

Nov 24, 1992

Trademark by

NITROTEC CORPORATION

Classification Information

pressure absorption vessels, carbon molecular sieves, vacuum pumps, compressors, heat exchangers, valves, gas sensors, piping and gas analyzers, sold as a unitary installation for the purpose of processing and enriching natural gas to obtain pipeline quality methane; pressure absorption vessels, carbon molecular sieves, vacuum pumps, compressors, heat exchangers, valves, gas sensors, piping, gas analyzers and chromatographs, sold as a unitary installation for the purpose of processing and enriching natural gas to obtain pure grade A helium

Electrical and Scientific Apparatus