Pump mechanisms
Pumping apparatus for liquids, particularly for dredging
Pumping method and apparatuses
Pumping-ejector compression unit (variants)
Pumps
Rankine cycle boiler feed via hydrokinetic amplifier
Reciprocating engine
Recirculating jet pump and method of moving material
Reusable pump cartridge
Reverse cycle aerodynamic wave engine
Reverse cycle aerodynamic wave machine
Reversible venturi-effect pump
Rotary pressure transfer device
Rotor design for aero-dynamic wave machine
Rotor of a pressure wave machine
Safety hole forming a gaseous product preventive siphon
Scroll compressor having a suction check valve
Seal for inlets and outlets to plate dialyzers
Self-powered pump for heated liquid and heat driven liquid...
Self-powered pump for heated liquid, fluid heating and...