Common rail systems, namely, systems for high-pressure fuel injection comprising, high pressure accumulators constructed as a rail, individual accumulators, high pressure pumps, fuel lines constructed as high pressure pipes, fuel injection lines and return pipes, safety valves, constant pressure valves, and pressure sensors, all being engine parts; pressure accumulator injection systems for diesel and heavy-oil engines, namely, high-pressure accumulators constructed as a rail, individual accumulators, high pressure pump, fuel lines constructed as high pressure pipes, fuel injection lines and return pipes, suction throttle valves, safety valves, constant pressure valves, pressure sensors and purge valves all being engine parts; injectors for engines consisting of nozzle needles and nozzle needle housings; injection nozzles for pressure accumulator injection system being engine parts; fuel injectors and parts therefor; fuel injectors for dual-fuel engines and gas engines; injection systems comprised of high pressure pumps, high pressure pipes, fuel injection lines, safety valves, constant pressure valves and sensors for feeding water to engines, all being engine parts; injection systems for exhaust gas after-treatment comprised of high pressure pumps, high pressure pipes, fuel injection lines, safety valves, constant pressure valves and sensors, all being engine parts; fuel injectors for motors; fuel injectors for fuel injection installations and exhaust gas after-treatment systems for engines; fuel injection pumps for conventional injection systems of engines; conventional injection systems consisting of pump-line-nozzles; filters for fuel injection installations and exhaust gas after- treatment systems; fuel injection nozzle holders, being parts of machines or parts of motors and engines for machines; high-pressure pumps for service stations for pumping fuel, and parts therefor; fuel injection systems comprising, engine injectors, piston plungers, piston guides, pump connection pieces, pump housing, tappet cups, main delivery valves, constant pressure valves, pump drives and parts therefor, all being engine parts; exhaust gas after-treatment systems and parts therefor comprising, pumps, filters, pressure and temperature sensors, pressure lines and hoses for reducing agents, dosing units, dosing units with pressure and temperature sensors, constant pressure valves, return lines, Dosing Control Modules, wiring harnesses, NOx sensors, catalytic converters and exhaust pipes, all sold as integral components of engines not for land vehicles; pumps and valves for exhaust gas after-treatment systems, being parts of motors and engines for machines; high-pressure accumulators being parts of fuel injectors; mixers being parts of fuel injectors; mixers being machine parts for producing water-fuel emulsions for engines; pneumatic controls for internal combustion engines and fuel injection engines; hydraulic controllers sold as integral components of internal combustion engines and fuel injection engines; mechanical seals for fuel injection systems; valves as machine components for injecting fuel into gas engines; valves as machine components for fuel injection installations, in particular safety valves, circulation valves, constant flow regulators, control valves, pilot valves; assembly machines for internal combustion engines and fuel injection systems

Testing, measuring and assembly apparatus for internal combustion engines and fuel injection systems for measuring and testing pressure, temperature, mass, force, length, movement, speed, volume of flow, flow rate, kinematic viscosity, injection rate, injection quantity, torque, current, voltage, electrical resistance and deformation; software for controlling and regulating fuel injection systems