7 Machine parts particularly for the metal, wood, plastic, paper, leather and artificial leather processing industries, namely, oil filters, air filters for mechanical purposes, fuel filters, bushings and bearings, mechanical seals, mechanical seals in the nature of transmission seals, vehicle and machine engine seals, hoods, machine and vehicle parts in the nature of cam covers, automobile engine valve covers, brake linings for machines, roller bearings, conveyor rollers, rollers for rotary printing machines; machine parts particularly for the chemical and pharmaceutical industries, food producing and processing industries, namely, oil filters, air filters for mechanical purposes, fuel filters, bushings and bearings, mechanical seals, mechanical seals in the nature of transmission seals, vehicle and machine engine seals, hoods, machine and vehicle parts in the nature of cam covers, automobile engine valve covers, brake linings for machines, roller bearings, conveyor rollers, rollers for rotary printing machines; machine parts particularly for the textile, glass and ceramic, building, paper and printing industries, namely, oil filters, air filters for mechanical purposes, fuel filters, bushings and bearings, mechanical seals, mechanical seals in the nature of transmission seals, vehicle and machine engine seals, hoods, machine and vehicle parts in the nature of cam covers, automobile engine valve covers, brake linings for machines, roller bearings, conveyor rollers, rollers for rotary printing machines; machine parts particularly for agriculture and forestry, mining and extraction of petroleum and natural gas, namely, oil filters, air filters for mechanical purposes, fuel filters, bushings and bearings, mechanical seals, mechanical seals in the nature of transmission seals, vehicle and machine engine seals, hoods, machine and vehicle parts in the nature of cam covers, automobile engine valve covers, brake linings for machines, roller bearings, conveyor rollers, rollers for rotary printing machines; machine parts particularly for the industries which produce vehicles, apparatus and machines for transport on land, in the air, on rail and on water, namely, oil filters, air filters for mechanical purposes, fuel filters, bushings and bearings, mechanical seals, mechanical seals in the nature of transmission seals, vehicle and machine engine seals, hoods, machine and vehicle parts in the nature of cam covers, engine covers not for land vehicles, brake linings for machines, roller bearings, conveyor rollers, rollers for rotary printing machines; machine parts, namely, oil filters, air filters for mechanical purposes, fuel filters, bushings and bearings, mechanical seals, mechanical seals in the nature of transmission seals, vehicle and machine engine seals, hoods, Machine and vehicle parts in the nature of cam covers, automobile engine valve covers, brake linings for machines, roller bearings, conveyor rollers, rollers for printing machines; parts for machines for conveyance of bulk materials, for cranes, for lifting machines and hoists, for robots, for engines and clutches of machines except engines and clutches for land vehicles, namely, gears for machines and engines, transmissions for machines and engines in the nature of step-up and step-down transmissions, mechanical controls, lubricating pumps, packaging machines, automatic industrial labeling machines for applying labels to packaging; electric, hydraulic and lubricating pumps; machine parts, namely, slides and valves being parts of machines; steam-operated power generators; industrial machine presses; mechanical slide-ring seals, namely, slide-ring seals made from graphite and carbon for use in any wet or dry running applications; domestic appliances and kitchen machines, namely, electric pasta makers; parts for machines, namely, friction linings and linings for clutches and brakes, brake disks for machines, bearings as parts of machines, cylinders, roller bearings, bursting discs for a defined pressure release, sealing rings being parts of pumps and compressors, all the above mentioned goods consisting of carbon and of plastic reinforced with carbon fibers and of a material from the above mentioned group, coated with a ceramic and metallic material, and of carbon bound with plastic, of sintered metal, of silicon carbide, of pyrocarbon, of pyroboronitride and of carbon impregnated with synthetic and natural resin and with metallic materials, and, graphitic forms of carbon; parts of machines, namely, fluid tanks lined with rubber and plastic; part of machines, namely, metal engine gaskets, electrical motor brushes; parts for vending machines, namely, bearings, seals, hoods, covers and linings; machine parts and fittings for use in the production and processing of materials, consisting of high-purity substances, namely, for semiconductor technology, computer technology, solar technology, supporting crucibles, electrodes, electrically conductive contact pieces, drawing bars, crucibles, casting molds for semiconductors, semiconductor wafer carriers in the nature of chip housings, soldering and fusion moulds for semiconductors consisting of carbon and of carbon reinforced with carbon fibers and of one of the above mentioned materials, but with coating of pyrocarbon, pyroboronitride and silicon carbide, and of pyrocarbon, pyroboronitride, silicon carbide and of plastic reinforced with carbon fibers and of carbon bound with plastic and of carbon impregnated with synthetic and natural resin, and, graphitic forms of carbon