74319820
Oct 2, 1992
Mar 22, 1994
apparatus for heating, steam generating, cooking, refrigerating, drying; namely, mechanical refrigeration turbo desiccant units, natural refrigeration units, glycol dehydrators, and fire tubes; distillation, fractionation and separation equipment; namely, columns, scrubbers, filter separators and test separators; all relative to the gas and oil industries
Environmental Control Apparatus