RESEARCH-COTTRELL DRY COOLING

Industrial machinery and machine tools, namely, air condensers, water condensers, namely, mechanical condensators, de-aerators for feed water, steam separators, feed water pumps, extraction pumps for extracting condensate for condensers; motors, other than for land vehicles; fans for motors and engines, motors and engines for fans and for air conditioning apparatus and installations; heat exchangers being parts of machines; oil, fuel, and air filters being parts of motors and engines

Electrostatic dedusting apparatus, namely, electrostatic precipitators

Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes, namely, water desalination plants; cooling appliances and installations, namely, water cooling towers, water condensers, namely, barometric condensers for condensing vapors by contact with liquid, and steam condensers, other than parts of machines; distillation apparatus not for scientific purposes; heat exchangers not being parts of machines; air conditioning apparatus and installations; air cooling apparatus and installations; air conditioning fans, fans as parts of air conditioning installations; apparatus and installations for flue gas desulfurization, namely, electro-chemical flue gas scrubbing machines; air purifying apparatus; air filtering installations; filters for air conditioning apparatus and installations; filters for air cooling apparatus and installations; apparatus for gas purification in the nature of gas scrubbers; air filters being parts of industrial installations