Chemical products for industrial, scientific, photographic, agricultural, horticultural and forestry purposes, such as silicon carbide, silicon carbide-based powders, silicon carbide-based grain distributions, sintered products, SiC-based pastes, SiC slurries; inorganic sintered materials; oxides, metal and metalloid carbides as well as their mixed phases, especially in the form of powders, granulates for the production of polishing materials, lapping abrasives and abrasive materials; Sintered material 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 in several different grain fractions for use in refractory masses; Silicon carbide-based refractory compositions; sintered material used as refractory compositions; fillers of silicon carbide for plastic materials, for printing pastes and plates, paints, rubber and rubber substitutes, caoutschouc, linoleum, building materials, for paper manufacture and for pharmaceutical purposes; chemical compositions based on silicon carbide for the manufacture of components using SiC and/or purified SiC by injection moulding, sintering, hot pressing, pressing, in particular with auxiliaries for moulding, rheology, compression, demoulding and/or sintering; chemical compositions based on silicon carbide for the additive manufacture of components using SiC and/or purified SiC, in particular with auxiliaries for additive manufacturing processes; chemical additives for metallurgical purposes; silicon carbide as electrotechnical resistance material for the manufacture of heating elements and surge arresters; crucible material [included in this class], in particular based on inorganic carbides; chemical products for industrial and scientific purposes in the fields of ceramic materials, ceramic components and ceramic products as well as functional layers; purified silicon carbide powder, in particular consisting of isolated or slightly intergrown primary and secondary crystals or crystallites of SiC; fully recycled and reusable purified silicon carbide powder, in particular also for high-tech applications; Silicon carbide, silicon carbide-based powders, silicon carbide-based grain distributions, sintered products, SiC-based pastes, SiC slurries, as materials for semiconductor production or the production of precursor materials for semiconductor production, in particular for the production of wafers from SiC materials

Material processing, namely, carrying out processes for separating impurities from silicon carbide by fractionation processes, such as screening, classification, cyclone processes, flotation, sedimentation, centrifugation; Purification of screened silicon carbide powder extracted in particular from grinding sludge or silicon carbide waste or SiC sintered scrap; Material processing by means of mechanical treatment of thermally treated recycled silicon carbide powder, such as mixing, grinding, use of eddy currents and/or ultrasound; Material processing by fractionation for physical separation of SiC powders; removal of various types of impurities from silicon carbide to produce purified silicon carbide; Material processing by means of mechanically separating SiC powders according to particle size, density, mass, concentration; Material processing by means of mechanical treatment of recycled SiC powder by spalling or blasting off brittle metal-Si-C compounds from SiC powder particles such as mixing, grinding, use of eddy currents and/or ultrasonics; Fabrication of semiconductor materials from silicon carbide, or at least partially from silicon carbide

Scientific and technological services and research, industrial research, quality control, such as scientific and technological services and research and consultancy relating to purified silicon carbide powder, in particular of fully recycled and reusable purified silicon carbide powder, in particular also for high-tech applications; Scientific and technological services, namely, advice for the examination of purified silicon carbide powder, in particular with regard to the detection of isolated or slightly intergrown primary and secondary crystals or crystallites of SiC; scientific and technological services and advice relating to the quality control of purified SiC powder; scientific and technological services, namely, advice relating to the realization of processes for manufacturing purified SiC powder under simple and economic process conditions; scientific and technological services, namely, advice relating to the realization of more environmentally compatible and sustainable process conditions for the production of purified silicon carbide powder