Pumps for machines; hydraulic pumps; pumps, electric; water pumps for motors and engines; pumps as parts of machines, engines or motors; fuel pumps for land vehicle engines; oil pumps for land vehicle engines; lubricating pumps; pump control valves; back pressure relief valves as parts of machines; dosing valves being parts of machines; hydraulic engines and motors; dividing machines, namely, centrifugal separators; hydraulic flow dividers, namely, cyclone separators being parts of machines; ...