Chemical products for industrial purposes, namely, silicon carbide, silicon carbide-based powders, silicon carbide-based grain distributions; sintered products, namely, silicon carbide ceramics; SiC-based pastes, SiC slurries; inorganic sintered materials in the nature of silicon carbide ceramics; oxides for industrial use, namely, silicon carbide ceramics; metal and metalloid carbides as well as their mixed phases, especially in the form of powders; granulates in the nature of abrasive compo...