ESK SIC GMBH

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; 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 compositions used in the manufacture of metal polish; Sintered material, namely, silicon carbide ceramics 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 in the nature of silicon carbide ceramics used as refractory compositions; fillers of silicon carbide for use as a raw material in the manufacture of other goods, namely, 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; Ceramic powders used in manufacturing; purified silicon carbide powder for industrial purposes, 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 manufacturing applications; Silicon carbide, silicon carbide-based powders, silicon carbide-based grain distributions, SiC- based pastes, and SiC slurries for the manufacture of wafers from SiC materials; sintered products in the nature of silicon carbide ceramics for the manufacture of wafers from SiC materials; "SIC"; Scientific and technological services, namely, scientific research in the field of fully recycled and reusable purified silicon carbide powder or high-tech applications; Industrial research in the field of fully recycled and reusable purified silicon carbide powder or high-tech applications; Quality control for others in the field of fully recycled and reusable purified silicon carbide powder or high-tech applications; Detection of contaminants in purified silicon carbide powder, in particular with regard to the detection of isolated or slightly intergrown primary and secondary crystals or crystallites of SiC; Advisory services with respect to the quality control of purified SiC powder; Technological research and advice in the field of the manufacturing processes of purified SiC powder under simple and economic process conditions

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; 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 compositions used in the manufacture of metal polish; Sintered material, namely, silicon carbide ceramics 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 in the nature of silicon carbide ceramics used as refractory compositions; fillers of silicon carbide for use as a raw material in the manufacture of other goods, namely, 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; Ceramic powders used in manufacturing; purified silicon carbide powder for industrial purposes, 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 manufacturing applications; Silicon carbide, silicon carbide-based powders, silicon carbide-based grain distributions, SiC- based pastes, and SiC slurries for the manufacture of wafers from SiC materials; sintered products in the nature of silicon carbide ceramics for the manufacture of wafers from SiC materials; "SIC"; Scientific and technological services, namely, scientific research in the field of fully recycled and reusable purified silicon carbide powder or high-tech applications; Industrial research in the field of fully recycled and reusable purified silicon carbide powder or high-tech applications; Quality control for others in the field of fully recycled and reusable purified silicon carbide powder or high-tech applications; Detection of contaminants in purified silicon carbide powder, in particular with regard to the detection of isolated or slightly intergrown primary and secondary crystals or crystallites of SiC; Advisory services with respect to the quality control of purified SiC powder; Technological research and advice in the field of the manufacturing processes of purified SiC powder under simple and economic process conditions

Material processing, namely, carrying out processes for separating impurities from silicon carbide by fractionation processes, such as screening, classification, cyclone processes, flotation, sedimentation, centrifugation; Material processing, namely, removing impurities to produce silicon carbide powder extracted from grinding sludge, silicon carbide waste, and silicon carbide sintered scrap; Material processing in the nature of mechanical treatment of thermally-treated recycled silicon carbide powder, namely, by mixing, grinding, use of eddy currents, and ultrasound; Material processing by fractionation methods for physical separation of silicon carbide powders; Material processing, namely, removal of various types of impurities from silicon carbide to produce purified silicon carbide; Material processing, namely, separating silicon carbide powders by particle size, density, mass, concentration; Material processing, namely, mechanically treating recycled silicon carbide powder by spalling or blasting off brittle metal silicon carbide compounds or metal silicon compounds from silicon carbide powder particles through mixing, grinding, use of eddy currents and ultrasound; 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; Scientific research and industrial research in the field of purified silicon carbide powder for high-tech applications; Quality control for others as it related to purified silicon carbide powder for high-tech applications; Scientific research and scientific research consulting relating to purified silicon carbide powder, in particular of fully recycled and reusable purified silicon carbide powder for high-tech applications; Scientific and technological research services and advice relating to 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 silicon carbide; Scientific and technological research and advice relating to the quality control of purified silicon carbide powder; Scientific and technological research and advice relating to the realization of processes for manufacturing purified silicon carbide powder under simple and economic process conditions as well as scientific and technological research and advice relating to the realization of process conditions for the manufacture of purified silicon carbide powder that are more environmentally sustainable

[ PARTS OF APPARATUS FOR SCIENTIFIC, TESTING, MEASURING, ELECTRONIC AND MONITORING APPARATUS, namely, CONVERTERS AND LABORATORY CRUCIBLES, SLIDER BEARINGS, AND MECHANICAL SEALS FOR LABORATORY PUMPS, PROTECTIVE TUBES, ESPECIALLY USED AS CASING FOR THERMOCOUPLES AND SENSORS BEING IN CONTACT WITH FLUID, LIQUID AND GASEOUS MEDIA AND PROTECTIVE SLEEVES FOR UNITS WHICH CONTROL THE FLOW OF FLUID, LIQUID AND GASEOUS MEDIA ]; [ PARTS OF MACHINES, MACHINE TOOLS AND MOTORS EXCEPT FOR VEHICLES, NAMELY, SLIDER BEARINGS, BEARINGS AND BEARING BALLS, MECHANICAL SEALS FOR PUMPS, PROTECTIVE TUBES, NAMELY, PROTECTING THERMOCOUPLE SHEATHS, PROTECTIVE SHEATHS, BEARINGS, GRINDING CONTAINERS, GRINDING COMPONENTS, CONVERTERS OR CRUCIBLES, NOZZLES, CHIP REMOVAL MACHINING TOOLS, namely, DRILLS, TURNING AND MILLING TOOLS, GRINDING WHEELS, SAW WIRES, POLISHING AND LAPPING PLATES FOR DRILLING, TURNING, MILLING, GRINDING, LAPPING AND POLISHING; CENTRIFUGAL POWER SHOVELS, DIES, WIRE GUIDES, SHAFTS OR PINS, PRESSING DIES, HIGH VACUUM EVAPORATORS, IMPELLERS, VALVE SEATS ]; [ ALL PURPOSE LUBRICANTS, AUTOMOBILE LUBRICANTS, AUTOMOTIVE LUBRICANTS, DRILLING LUBRICANTS, INDUSTRIAL LUBRICANTS AND LUBRICANTS FOR INDUSTRIAL MACHINERY ]; POLISHING PREPARATIONS, ABRASIVE LAPPING POWDERS, ABRASIVES IN THE FORM OF DRY PARTICLES, POWDERS OR DUST OR IN THE FORM OF SUSPENSIONS AND COATED ABRASIVES IN THE FORM OF BELTS, SHEETS, ROLLS AND DISCS, FLEXIBLE ABRASIVES, ABRASIVE CLOTHS, ABRASIVE PAPER, ABRASIVE SHEETS COATED WITH DIAMOND DUST AND ABRASIVES CONTAINING DIAMOND POWDER FOR MANUFACTURING USE IN THE CHEMICAL AND ELECTRONIC INDUSTRIES, ABRASIVES CONTAINING CARBIDES AND NITRIDES IN THE FORM OF DRY PARTICLES, POWDERS OR DUST OR IN THE FORM OF SUSPENSIONS AND ABRASIVES IN THE FORM OF SHEETS AND ROLLS CONTAINING CARBIDES AND NITRIDES, DIAMOND PASTES FOR POLISHING; CHEMICALS, NAMELY, NON-ORGANIC SILICON COMPOUNDS FOR INDUSTRIAL, SCIENTIFIC, PHOTOGRAPHIC, AGRICULTURAL, HORTICULTURAL AND FORESTRY PURPOSES; NON-ORGANIC BORON COMPOUNDS, NON-ORGANIC BORIDES, NAMELY CALCIUM BORIDE, TITANIUM BORIDE, ZIRCONIUM BORIDE AND EUROPIUM BORIDE, BORON HALIDES, BORON CARBIDE, NON-ORGANIC NITRIDES, NAMELY BORON NITRIDES, SILICON NITRIDES, TITANIUM NITRIDES AND ALUMINUM NITRIDES; DIAMOND POWDERS FOR USE IN THE MANUFACTURE OF DIAMOND-CONTAINING COATINGS AND INDUSTRIAL ABRASIVES; INDUSTRIAL DISPERSIONS CONTAINING DIAMOND AND NICKEL PARTICULATE FOR USE IN THE MANUFACTURE OF INDUSTRIAL ABRASIVES, WEAR-PROTECTING COATINGS, AND FRICTION-INCREASING COATINGS; NON-ORGANIC SINTERED CERAMIC MATERIALS, NAMELY SILICON CARBIDE, SILICON NITRIDE, BORON NITRIDE, ALUMINUM NITRIDE, TITANIUM BORIDE, ZIRCONIUM BORIDE AND TITANIUM NITRIDE FOR USE IN THE CHEMICAL, METALLURGICAL, GLASS, PAPER, CERAMICS, CONSTRUCTION, AUTOMOBILE, AUTOMOTIVE, INSULATION, ENGINEERING, ENERGY, ELECTRONICS, MOULD MAKING AND SEMI-CONDUCTOR INDUSTRIES; SILICON CARBIDES IN THE FORM OF CHEMICALS, CARBIDES IN THE FORM OF CHEMICALS, OXIDES, NITRIDES AND BORIDES OF METALS AND MIXED PHASES THEREOF, ESPECIALLY IN THE FORM OF POWDER, FIBERS FOR NON-TEXTILE USE, GRANULES, PLATES, RODS, TUBES AND PREFORMS; METALS FOR THE RETARDING AND ABSORPTION OF NEUTRONS, NAMELY, BORON AND ITS ALLOYS; METAL PROCESSING SLAGS IN POWDER, GRANULE AND PELLET FORM FOR USE IN STEEL PRODUCTION; CHEMICAL ADDITIVES FOR USE IN MANUFACTURING METALLURGICAL COMPOUNDS, METAL AND METAL ALLOY HARDENING AGENTS; [ PARTS OF VEHICLES, AIRCRAFT, WATER AND LAND VEHICLE MOTORS, AND AIRCRAFT, WATER AND LAND VEHICLE ENGINES, namely, AIRCRAFT, WATER AND LAND VEHICLE EXHAUST PIPE PROTECTIVE TUBES OR PROTECTIVE INTERIOR VEHICLE TRIM; PARTS OF AIRCRAFT, WATER AND LAND VEHICLES, AIRCRAFT, WATER AND LAND VEHICLE MOTORS AND AIRCRAFT, WATER AND LAND VEHICLE ENGINES, namely, IMPELLERS, VALVE SEATS, BEARINGS, SHAFTS AND PINS ]; [ Parts of heating and steam-generating systems, namely, dies, sprayers; parts for drying and combustion furnaces, namely, charging materials in the form of plates and supporting or bearing plates; high vacuum evaporators ]

[ Crucibles for Laboratory Use; Molded Articles, Made Wholly or Partly of Hard Materials-Namely, Plates, Rods, Tubes, Balls and Profiled Parts for Measuring Instruments, Optical, Physical, Chemical, Electro-Technical Instruments ]; [ Instruments Made Wholly or Partly of Hard Materials-Namely, Dressing Tools, Hand Laps, Drills, Drawing Dies, Thread Guides, Mortars; Molded Articles Made Wholly or Partly of Hard Materials-Namely, Plates, Rods, Tubes, Balls and Profiled Parts for Cutting Tools Operated Manually ]; [ Silicon Compounds for Use as Fillers in Concrete; Sintered Materials as Refractory Masses ]; [ Parts of Machines Made Wholly or Partly of Hard Materials-Namely, Nozzles, Drills, Centrifuge Blades, Bearings, Shafts, Drawing Dies, Thread Guides, Mortars; Molded Articles Made Wholly or Partly of Hard Materials-Namely, Plates, Rods, Tubes, Balls and Profiled Parts for Machines and Cutting Tools Operated by Motor ]; [ Boron Nitride as a Lubricant ]; Abrasives and Polishing Materials-, namely, [ Boron Carbide, ] Silicon Carbide [, and Diamond ]; Chemical Products for Industrial Purposes-, namely, Silicon Carbide [, Inorganic Boron Compounds, Boron Halides, Inorganic Nitrides, Sintered Products-, namely, Silicon Carbide, Boron Carbide, Boron Nitride, Aluminum Nitride, Silicon Nitride, and Titanium Diboride; Sintered Materials-, namely, Boron Carbide, Silicon Carbide, and Optionally, Boron Containing Alloys, in the Form of Powders and Granules Used to Increase the Hardness and Resistance of Working Surfaces Through Thermochemical Treatment; Sintered Materials in the Form of Powders and Granules for the Preparation of Abrasives; Sintered Materials in the Form of Powders and Granules Used as Additives in the Preparation of Refractory Compositions and Sintered Materials in the Form of Powders and Granules for Radiation Shielding and Absorbent Materials Used in Nuclear Techniques and Procedures; Sintered Materials as Refractory Masses; Chemical Additives for Metallurgical Purposes; Silicon Carbide Used as Electro-Technical Resistance Material; Crucible Materials-, namely, Silicon Carbide, Boron Carbide, Boron Nitride, Aluminum Nitride, Silicon Nitride, and Titanium Diboride, Silicon Compounds for the Manufacture of Other Articles ]; [ Evaporators for High Vacuum Evaporation, Sandblasting Nozzles Used for Cleaning Building Facades and Other Surfaces ]; [ Molded Articles Made Wholly or Partly of Hard Materials-Namely, Plates, Rods, Tubes and Profiled Parts which Are Parts of Medical Instruments ]