Offshore structure support and foundation for use with a...
Oil reclaim system
Oil-lubricated rotary air compressor
Oilroom
Open bowl for a vertical turbine pump
Open-type centrifugal pump with single-blade impeller
Operations building for a plant, and method of operating an...
Optimization of turbomachinery harmonics
Orbiting member fluid displacement apparatus with rotation...
Oscillating and like mechanism for electric fans
Oscillating electric fan
Oscillating fan
Oscillating fan
Oscillating fan
Oscillating fan
Oscillating fan
Oscillating fan heaters
Oscillating window fan
Oscillator
Oscillator mechanism for fan