A method and apparatus for a total and individual flow measurement of a multi-phase gas/liquid medium with wide range of gas to liquid ratio provides high accuracy and tolerance of hydraulic and mechanical disturbances. The flow meter sensing element includes a hollow pendulum having two oscillators...http://www.google.es/patents/US5969264?utm_source=gb-gplus-sharePatente US5969264 - Method and apparatus for total and individual flow measurement of a single-or multi-phase medium
Method and apparatus for total and individual flow measurement of a single ...