Ultra-high speed vacuum pump system with first stage...
Ultrasonic channel diffuser
Unchokable centrifugal pump
Uncoupled seal support assembly
Undercut flange turbine nozzle
Underground drainage facility, vertical-shaft multi-stage adjust
Underwater hydraulic motor
Underwater power apparatus with furlable sails as working member
Underwater pump
Underwater sand pump
Underwater turbine device with hinged collapsible blades
Uni-directional impeller, and impeller and rotor assembly
Unidirecional reaction turbine operable under reversible fluid f
Unidirectional helical reaction turbine operable under reversibl
Unidirectional reaction turbine operable under reversible fluid
Unidirectional rotation turbine apparatus with reverse flow
Uniform flow exhaust gas transfer pipe
Unison ring actuator assembly
Unison ring mounting arrangement
Unison ring support system