Automobile engine valve covers; Back pressure valves as parts of machines; Ball valves being parts of machines; Centrifugal grinding machines; Centrifugal separators; Centrifuges; Compressed air machine components, namely, cylinders, valves and air grips; Emission reduction units for motors and engines, namely, EGR valves; Emission reduction units for motors and engines, namely, PCV valves; Fluid power component kit for machine control comprising pumps and valves; Gas diverters consisting of a pump, storage and refilling tank, pre-heater, vaporizer, recuperator, condenser and valves; Hydraulic pumps and motors for hydrostatic systems, comprised of pumps, motors, valves, switches, sensors and electronic controls, for hydraulic drives and force transmission in machines, machine tools, grinding and food processing machines and in off-road-vehicles; Hydraulic valve actuators; Metal valves used in cleaning machines for gas turbine and combustion engines; Oil centrifuges; Parts for compressed-air tools, namely, brakes, filters, hoses, pipes, couplings valves, switches, compressors, clamping tools and injectors; Parts for pneumatic blow guns, namely, inflator tips, inflator valves, valve adapters, nozzles, nipples, couplers, connectors and pivots; Parts of oilfield wellhead machines, namely, gate valves, ball valves, check valves, plug valves, globe valves, choke and manifold industrial pumps, pump and valve parts, pipe fittings and flanges; Pneumatic valve actuators; Proportional flow valves as parts of machines; Pump control valves; Servo-valves; Spray paint systems comprised of pumps, pump controllers, nozzles, tubing and valves; Thermostatic control valves for machines; Valves as machine components; Valves being engine parts for introducing fuel-air mixtures into the combustion chambers of internal combustion engines; Valves being parts of machines; Valves being parts of machines operated pneumatically and by air; Valves being parts of centrifugal grinding machines; Valves for pumps; Vehicle parts, namely, power valve for carburetors