1 Chemicals for industrial purposes, namely, silicon carbide, silicon carbide based powders, granular silicon carbide, sintered silicon carbide, silicon carbide- based pastes, and silicon carbide slurries all for use as raw materials in the manufacture of other goods for scientific, photographic, agricultural, horticultural and forestry purposes; Inorganic sintered materials, namely, ceramic powders used in manufacturing, engineered ceramic materials for heat transfer or thermal management applications; Chemical preparations for the manufacture of ceramics, electronics, metals, automotive parts, parts for aviation or aerospace, abrasive products, refractory linings, namely, oxides, carbide of metals and metalloids as well as their mixed phases, especially in the form of powders, granulates, polishing chemicals, lapping abrasives and abrasive chemical materials; Chemical preparations for use in the manufacture of ceramics, electronics, metals, automotive parts, parts for aviation or aerospace, refractory linings, abrasive products, namely, sintered chemical materials in the form of powders and granules for the production of abrasives, as an additive for the production of refractory masses as well as for the production of hard surfaces and as a radiation protection and absorption agent in nuclear technology; Silicon carbide for industrial purposes, namely, silicon carbide in several different grain fractions for use in refractory masses; Silicon carbide for industrial purposes, namely, silicon carbide-based refractory compositions; Sintered material used as refractory compositions, namely, silicon carbide for industrial purposes and chemical compositions in substantial part of silicon carbide for industrial purposes; Silicon carbide for industrial purposes, namely, fillers of silicon carbide for manufacturing of plastic materials, printing pastes and plates, paints, rubber and rubber substitutes, caoutchouc being rubber, linoleum, building materials, for paper manufacturing purposes, and for pharmaceutical manufacturing purposes; Chemical compositions based on or containing silicon carbide for the manufacture of electronic, metal, automotive, aerospace, aviation, heating, refractory components using silicon carbide and purified silicon carbide by injection moulding, sintering, compression moulding, hot pressing, in particular with auxiliaries for moulding, rheology, compression, demoulding and sintering; Chemical compositions based on or containing silicon carbide for the additive manufacturing of electronic, metal, automotive, aerospace, aviation, heating, refractory components using silicon carbide and purified silicon carbide, in particular with auxiliaries for additive manufacturing processes; Chemical additives for metallurgical purposes, namely, chemical preparations for facilitating the alloying of metals; Silicon carbide for industrial purposes, namely, silicon carbide as an electrotechnical resistance material for the manufacture of heating elements and surge arresters; Industrial chemicals based on inorganic carbides for use as crucible material; Chemical preparations for scientific purposes in the fields of ceramic materials, components and products and functional coatings; Chemical preparations for general industrial manufacturing in the fields of ceramic materials, components and products and functional coatings; Silicon carbide for industrial purposes, namely, purified silicon carbide powder, in particular consisting of isolated or slightly intergrown primary and secondary crystals or crystallites of silicon carbide; Silicon carbide for industrial purposes, namely, fully recycled and reusable purified silicon carbide powder including types for high-tech applications