stone and brick for construction; refractory and heat-resistant stone; insulating brick and plates; refractory castable mixes for use in the manufacture of fire-proof linings; refractory mortar and cement

Retail and wholesale services in relation to: industrial minerals, chemical substances, materials and preparations, and natural resources, plastics, unprocessed, thermosetting plastic refractory materials, putty, fillers and pastes for industrial purposes; retail and wholesale services in relation to: synthetic compositions for forming coatings of borosilicate glass, refractory adhesives, bauxite, magnetic ferroalloys, spinel [oxide mineral], foundry sand, silicon carbide for use as a raw mat...