19 Fired refractory materials, not of metal; semi-finished refractory castable mixes, not of metal, namely, refractory ceramic components for kilns and for construction materials made of aluminium oxide, zirconium oxide, beryllium oxide, magnesium oxide, magnesium/aluminium oxide and silicon oxide, aluminium titanate, aluminium silicate, mullite, sillimanite, silicon carbide; all the aforesaid goods also impregnated, reinforced and/or with surface protective coatings, wholly or partly, in particular containing silicon carbide and/or boron carbide; rigid structure joint connectors of ceramics, not of metal, for construction purposes of connecting metal parts with ceramic parts
Trademark: 79370343
