Continuous blade axial-flow friction drag pump

Continuous blade multi-stage pump

Contoured propulsion blade and a device incorporating same

Device for moving gas at subatmospheric pressure

Disc pump or turbine

Disc turbine inlet to assist self-starting

Double-flow gas friction pump

Drum pump

Dual inlet vacuum pumps

Electro-rheological disk pump

Exhaust system and exhausting pump connected to a processing...

Extractor pump for fluids under vacuum

Flow generating apparatus and method of manufacturing the appara

Fluid displacement device

Fluid propulsion apparatus

Flywheel energy storage system with integral molecular pump

Friction pump with magnetic bearings disposed in the impeller

Friction vacuum pump

Friction vacuum pump

Friction vacuum pump with a stator and a rotor