Orifice plate for metering the flow of a medium
Orifice wear compensation
Oscillating hot wire of hot film flow sensor
Oscillating jet meter
Oscillating piston flowmeter
Oscillating tube mass flow rate meter
Oscillating vane actuator apparatus and method for active...
Oscillating vane actuator apparatus and method for active...
Oscillating vane actuator apparatus and method for active...
Oscillating vane flowmeter
Oscillating wing flowmeter
Oscillating-ball flowmeter
Oscillation compensating apparatus for vortex flow meter
Oscillatory flowmeter
Outflow meter
Oval gear flowmeter for small nominal diameters