Insulating refractory materials for steelworks; insulating refractory materials, particularly in grain form, for making foundry molds; insulators, namely, insulating materials; insulating materials, namely, insulating materials in the form of coatings, powders, panels and plates; insulating materials, namely, insulating refractory materials in the form of powders and coatings

REFRACTORY MATERIALS FOR THE STEEL AND IRON INDUSTRY; REFRACTORY MATERIALS IN GRAINS FOR CASTING MOULDS; STRUCTURES MADE OF THESE MATERIALS SUCH AS PLATES AND TILES FOR THE PROTECTION OF REFRACTORY LININGS, AND PARTICULARLY FOR PROTECTION OF REFRACTORY LININGS OF TUNDISHES, CENTRE RUNNERS AND SLEEVE JOINTS BETWEEN BOTTOM PLATE AND NOZZLE