KALDO

Industrial furnaces; fluidized bed combustion boilers and burners; submerged combustion evaporation units; fluidized bed units for reduction, calcining and roasting of ores and residues; waste heat boilers; cooling units for industrial purposes, namely, coolers for furnaces; cooling elements for smelting and melting furnaces; apparatus for cooling electric devices, namely, cooling elements for electric equipment; apparatus and installations for water purification