Steam generators, in particular high-pressure steam generators and high-speed steam generators

steam generators, namely, high-pressure steam generators and rapid steam generators, thermal oil generators; boilers, namely, natural circulation boilers; combustion chambers for primary energy carriers; firings in the nature of fuel burners for sold, liquid and gaseous fuels for commercial and industrial use; energy conversion units for conversion of heat, gas, fuels and waste products into useable combustible gases, steam and electrical energy for commercial and industrial use

STEAM GENERATORS, NAMELY, HIGH-PRESSURE STEAM GENERATORS AND RAPID STEAM GENERATORS, THERMAL OIL GENERATORS; BOILERS, NAMELY, NATURAL CIRCULATION BOILERS; COMBUSTION CHAMBERS FOR PRIMARY ENERGY CARRIERS; FIRINGS IN THE NATURE OF FUEL BURNERS FOR SOLID, LIQUID AND GASEOUS FUELS FOR COMMERCIAL AND INDUSTRIAL USE; ENERGY CONVERSION UNITS FOR CONVERSION OF FUELS AND ELECTRICITY TO RADIANT AND CONVECTIVE HEAT, STEAM, HOT WATER AND HOT GASES, VAPORS AND LIQUIDS AND STEAM AND HOT GASES, VAPORS AND L...