7
Machines and machine tools for treatment of materials and for manufacturing; machine and machine tools for treatment of molten metals and for manufacturing metals; machine parts for machine and machine tools for treatment of molten metals; metal production machines; steel production machines; machines for casting molten metals; machines for controlling the flow of molten metals; refractory machine parts for machines for casting molten metals or for machines for the flow control of molten metals; machines for the production and processing of molten metals; the aforesaid goods in particular being refractory goods; parts and fittings, in particular refractory parts and fittings, for all the aforesaid goods, included in class 07
19
Building and construction materials, not of metal; refractory building and construction materials, not of metal; refractory ceramic shaped parts and refractory ceramic compounds; refractory ceramic masses; refractory ceramic workpieces; refractory bricks (not of metal); refractory shapes (not of metal); refractory moulded parts (not of metal); refractory ceramic molding compounds and castings; refractory ceramic parts, including composite parts; refractory ceramic mixtures; refractory cement; refractory mortar (nonmetallic); refractory furnace linings (non-metallic); parts and fittings for all of the aforesaid goods, included in Class 19