Machines and machine parts for the cement, lime, gypsum, ceramic, refractory, metallurgical and chemical industries, for the mining industry and for the power and energy sector, namely, excavators, bucket excavators, large bucket excavators, mechanical spreaders, chain conveyors, conveyors being machines, hydraulic conveyors, machines for conveying solids, pneumatic conveyors, roller conveyors, screw conveyors, mechanical and electronical hoists, hoists, portable hoist system, belt conveyors, milling cutters, milling machines, rolling mills, ball mills, crushers and crusher systems comprised of crushing machines for industrial purposes for the cement, lime, gypsum, refractory, metallurgical, chemical or mining industries; machines for fragmenting solid materials, grinding machines for the use for the cement, lime, gypsum, ceramic, refractory, metallurgical and mining industry and systems comprised primarily of them, vacuum cleaners, pulverization machines, compacting and vibrating machines, drilling machines, separating machines, separators to separate solids from liquids, classifying machines to classify solids, transfer and transport machines for the cement, lime, gypsum, ceramic, refractory, metallurgical and the mining industry

Control devices being regulators, namely, computers, control units for regulating temperature, start-up electrical motors, control valves for regulating the flow of gases and liquids; display devices, namely, computer monitors, digital signage display panels, electronic display interfaces; logging devices, namely, electronic data loggers, metering units, namely, flow meters, gas meters, electronic metering faucet

Industrial processing plants for the cement industry, the lime industry, the gypsum industry, the refractory industry, the metallurgical industry, the chemical industry, the mining industry and the power and energy sector, namely, pyroprocessing ovens, calcinators being ores calcination machines, grate and gas-suspension preheaters for kiln systems, air coolers for kiln systems, separators for air and gas for the purpose of cleaning and purifying

Maintenance of equipment and plants for the cement, lime, gypsum, refractory, metallurgical and chemical industries, for mining and energy industry or the energy management

Training of personnel for plants for the cement, lime, gypsum, refractory, metallurgical, chemical or mining industries

Drafting of construction plans for others for the cement industry, the lime industry, the gypsum industry, the refractory industry, the metallurgical industry, the chemical industry, the mining industry and the power and energy sector, in particular ovens, calcinators, preheaters, coolers, separators for air and gas treatment; carrying out chemical, technical and physical inspections as well as on-site inspections for quality control and maintenance evaluation purposes; consultancy in the field of construction drafting, consultancy relating to technical and scientific analysis; testing and inspection services of equipment and plants for the cement, lime, gypsum, refractory, metallurgical and chemical industries, for mining and energy industry or the energy management; creating computer programs for others to operate the aforementioned plants; engineering services in the field of cement, lime, gypsum, refractory, metallurgical, chemical or mining industries