machines and machine tools, namely, roller turning machines, and machine tools for restoring a smooth surface to rollers; machines and installations for the ceramic industry, namely, pre-grinding machines for clay, fine rollers, mixers, machines for stone-eliminating in the nature of stone-eliminating crushers and stone-eliminating roller mills; conveyor belts, and machines for conveying solids; extracting machines for ceramical processing, namely, extruders; machines and installations for transport of bulk goods, in the nature of power-operated lifting and moving equipment, namely, screw feeders, bucket elevators; machines and installations for storing, buffering and mixing of construction raw materials and ceramic raw materials, namely, box feeders, longitudinal excavators, cross excavators; tools and equipment for loading, unloading, lifting, stacking and carrying of materials and objects, namely, loading and unloading machines, lifting installations for the transport of goods, stacking machines, pneumatic transporters; hydraulic excavators, namely, souring house longitudinal excavators and souring house cross excavators; machines for operating silos, namely, machines for proportioning raw materials stored in silos, such machines comprised of discharging mechanisms, augers, and feed systems; machines and machine tools for grinding, crushing and separating of bulk goods and construction materials, namely, crushers, shredders, wet pan mills in the nature of milling machines, rolling mills, sieving machines in the nature of vibratory screen separators, all for industrial applications; mixing machines, namely, machines for mixing and homogenizing of bulk goods and construction materials, comprised of feeders and shaft mixers; preparation machines and moulding machines, namely, industrial machine presses

Assembly, maintenance, repair of machines and machine tools, namely, machinery installation, maintenance and repair; factory construction, namely, construction of technical installations and plant construction; construction consultancy, construction management, realization of construction projects in the nature of construction management

Industrial analysis, namely, research services in the field of laboratory equipment, examination of ceramics; developing and planning of technical installations, namely, design and development of machinery for the ceramic industry; technical evolution of specialized process technology, namely, development of new technology for others in the field of ceramics