Pipes and tubes of metal; Lined and coated pipes and tubes of metal; Metal pipes with lining for protection against wear; Metal building materials in the nature of metal boards, plates, panels, plankings, slabs, pipes, inserts, castings, fittings and linings having a coating based on minerals, ceramics, artificial resins and plastics, including in combination with other materials, all for use in lining and reinforcing bunkers, silos, pipelines, conveyor chutes and channels, mixers and other storage, conveying and processing equipment and installations for pourable or conveyable materials in bulk; metal building materials, namely, wear-resistant and abrasion-resistant metal building materials, in particular metal building boards, moulded and formed parts in the nature of metal plates, screen plates, panels, plankings, slabs, inserts, castings, fittings and linings for conduits, chutes, channels, conveyors, containers, bunkers, silos, mixers and pipes, hollow parts in the nature of metal tubes, tanks, containers, hoppers, plankings, inserts, castings, fittings and linings, metal pipes, pipe parts in the nature of hard overlay welded pipe parts, hard cast pipe parts, metal pipe bends, metal pipe fittings, metal pipe linings, metal pipe couplings and joints; Metal building materials, namely, sheet metal linings, reinforcements, namely, metal reinforcement materials for building, steel plates and sheets, moulded parts, namely, mouldings of metal for cornices, pipe parts, namely, metal pipe fitting, metal pipe supports, metal pipe couplings and joints, metal pipe clips and metal spacing inserts and inserts for recesses for protection against wear, with the aforesaid made substantially in whole or in part of metal; metal building materials in the nature of unprocessed and semi-processed materials of metal for protection against wear; Linings of metal for building purposes used as reinforcements for bunkers, silos, mixers, pipelines, conveyor chutes and channels and other storage, conveying and processing equipment and installations for pourable or conveyable bulk goods, with the aforesaid made substantially in whole or in part of metal

parts of machines and installations for protection against wear, in the nature of industrial processing machine, conveyor and mixer machine parts for bunkers, silos, pipelines, conveyor chutes and channels, mixers and other storage, conveying and processing equipment and installations for pourable or conveyable materials in bulk, namely, plates in the nature of metal plates, screen plates, panels, plankings, and slabs, castings moulds, hollow parts in the nature of tubes, piping components in the nature of tubes, ducts or conducts, pipe parts in the nature of pipe bends, pipe inserts, pipe fittings, pipe linings, pipe couplings and joints, and inserts; Parts of machines and installations in the nature of boards, plates, screen plates, panels, plankings, slabs, pipes, inserts, castings, fittings and linings, all for use in industrial machinery in the nature of industrial processing machines, conveyor and mixer machinery for pourable or conveyable materials with a coating based on minerals, ceramics, artificial resins and plastics, including in combination with other materials; Parts of machines and installations in the nature of boards, plates, screen plates, panels, plankings, slabs, pipes, inserts, castings, fittings and linings, all for use in wear- protective lining and reinforcing of bunkers, silos, mixers, pipelines, conveyor chutes and channels and other storage, conveying and processing equipment and installations for pourable or conveyable bulk goods

Electric, electronic, mechanic and pneumatic measuring, detecting and monitoring devices, namely, wear sensors and wear detectors for measuring, detecting and monitoring the wear status of wear protection equipment, namely, bunkers, silos, mixers, pipelines, conveyor chutes and channels, and other storage, conveying, and processing equipment and installations for pourable or conveyable bulk goods; Wear Sensors and wear detectors for determining equipment failure and/or equipment damage and/or the wear status of equipment for industrial purposes; Electric, electronic, mechanical and pneumatic measuring, detecting and monitoring devices, namely, wear sensors and wear detectors for measuring, detecting and monitoring the wear status of wear protection equipment; Electric and electronic wear sensors and wear detectors used to monitor and detect wear of industrial machine parts; Monitoring devices, namely, wear sensors and wear detectors for measuring, detecting and monitoring the wear state of equipment for protection against wear