Machines, apparatus, fittings and mechanically operated equipment, namely, hydraulic pumps or compressors, pressure and volume flow control systems for fluids, in the nature of pressure relieve valves, pressure equalizing valves, control valves, pilot valves, non-return valves, shutoff valves, overload protection valves, safety valves, regulating valves, reducing valves, throttle valves, filters for fluids, condensate separators, links, gauges, readings and storages, for the generation, processing, monitoring, treatment, transport and distribution of pressurized hydraulic fluids; Machines, apparatus, fittings and mechanically operated equipment for controlling and monitoring of pressurized hydraulic machines, namely, hydraulic pumps or compressors, pressure and volume flow control systems for fluids, in the nature of pressure relieve valves, pressure equalizing valves, control valves, pilot valves, non-return valves, shutoff valves, overload protection valves, safety valves, regulating valves, reducing valves, throttle valves, filters for fluids, condensate separators, links, gauges, readings and storages; Hydraulic power and control units, consisting of hydraulic pumps, hydraulic compressors, pressure relieve valves, pressure equalizing valves, control valves, pilot valves, non-return valves, shutoff valves, overload protection valves, safety valves, regulating valves, reducing valves, throttle valves, filters for fluids, condensate separators, links, gauges, readings and storages; Sealing rings, piston rod seals and scraper rings being part of reciprocating piston compressors or pumps

Electrically and electronic control apparatus and components for actuating, controlling and monitoring of hydraulic units, namely, hydraulic pumps or compressors, pressure and volume flow control systems for fluids, in the nature of pressure relieve valves, pressure equalizing valves, control valves, pilot valves, non-return valves, shutoff valves, overload protection valves, safety valves, regulating valves, reducing valves, throttle valves, filters for fluids, condensate separators, links, gauges, readings and storages; Computer programs for actuating, controlling with open or closed loop strategy and monitoring of hydraulic units, namely, hydraulic pumps or compressors, pressure and volume flow control systems for fluids, in the nature of pressure relieve valves, pressure equalizing valves, control valves, pilot valves, non-return valves, shutoff valves, overload protection valves, safety valves, regulating valves, reducing valves, throttle valves, filters for fluids, condensate separators, links, gauges, readings and storages

Non-metal sealing rings and Non-Metal scraper rings for reciprocating piston compressors or pumps; Packings and pressure packings for forming seals for reciprocating piston compressors or pumps

Installation, maintenance, servicing and repair of hydraulic installations and equipment, namely, hydraulic pumps or compressors, pressure and volume flow control systems for fluids, in the nature of pressure relieve valves, pressure equalizing valves, control valves, pilot valves, non-return valves, shutoff valves, overload protection valves, safety valves, regulating valves, reducing valves, throttle valves, filters for fluids, condensate separators, links, gauges, readings and storages, packings, pressure packings and packaging containers for forming seals

Mechanical and computer system analysis, research, creation in the nature of new product design, and quality evaluation of hydraulic installations, units and equipment, namely, hydraulic pumps or compressors, pressure and volume flow control systems for fluids, in the nature of pressure relieve valves, pressure equalizing valves, control valves, pilot valves, non-return valves, shutoff valves, overload protection valves, safety valves, regulating valves, reducing valves, throttle valves, filters for fluids, condensate separators, links, gauges, readings and storages, packings, pressure packings and packaging containers for forming seals