Throttling means for geothermal streams
Thrust bearing for high speed screw compressors
Toroidal internal combustion engine
Twin feed screw
Twin screw rotor device
Twin screw rotors and displacement machines containing the same
Twin screw rotors for installation in displacement machines...
Twin-plate rotary compressor
Twin-shaft multi-lobed type hydraulic device
Twin-shaft vacuum pump and method of forming same
Two-shaft vacuum pump
Two-shift fluid machine
Universal rotating machine for expanding or compressing a compre
Vacuum exhausting apparatus
Vacuum pump
Vacuum pump rotor and method of manufacturing the same
Vacuum pumps
Vacuum pumps
Vacuum pumps
Vacuum pumps