Reservoir fluids production apparatus and method

Resilient shaft mounting for pump

Restarting device for a fluid operated double diaphragm...

Restarting device of a pump change-over valve which induces...

Retention of ball bearing cartridge for turbomachinery

Reverse osmosis system and automatic cycling booster pump theref

Reverse osmosis system and automatic cycling booster pump theref

Reversible volume oil impeller pump with mechanical governor

Reversing means for double-acting fluid pump

Reversing valve assembly for a fluid operated well pump

Reversing valve for a compressed air membrane pump

Reversing valve for a diaphragm pump

Reversing valve for a diaphragm pump

Rodless pumping system

Rolling diaphragm injection pump

Rotary gas pressure engine system

Rotary machine having back to back turbines

Rotary reciprocating intensified hydraulic actuator

Rotatable assembly with rotor abraded by seal ring

Rotating speed detecting device of a turbocharger