Measuring and testing – Volume or rate of flow – By measuring vibrations or acoustic energy
Patent
1994-04-25
1995-01-24
Chilcot, Jr., Richard E.
Measuring and testing
Volume or rate of flow
By measuring vibrations or acoustic energy
73571, G01F 100
Patent
active
053833694
ABSTRACT:
To avoid disturbing measurement dephasings due to reflections from walls, the fluid velocity-measurement device comprises a pair of input-output transducers (18 and 20) located inside measurement chamber (16) which has the form of a revolution ellipsoid, each of transducers (18 and 20) being mounted at one of the focal points (F1 and F2) of the ellipsoid.
REFERENCES:
patent: 3729993 (1973-05-01), Eck et al.
patent: 4555951 (1985-12-01), Gutterman
Boulanger Jean-Luc
Khuri-Yakub Butrus
Ligneul Patrice
Asman Sanford J.
Biegel R.
Chilcot Jr. Richard E.
Schlumberger Industries
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