INSTALLATIONS FOR LIGHTING, HEATING, STEAM GENERATING, COOKING, REFRIGERATING, DRYING, VENTILATING, WATER SUPPLY AND SANITARY PURPOSES, ESPECIALLY INSTALLATIONSFOR TREATMENT OF ORES, SHAFT FURNACES, MELTING FURNACES, HEATING DEVICES, BURNERS PARTICULARLY PLASMAGENERATORS, CONVERTERS, REFRIGERATING COMPONENTS, CONVERTERTERS, REACTORS,MIXING CHAMBERS AND COMBUSTION CHAMBERS

METAL AND CERAMIC POWDERS ADAPTED TO BE APPLIED TO SUBSTRATES BY MEANS OF ELECTRICAL PLASMA-JET SPRAY TORCHES