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Pitch-catch only ultrasonic fluid densitometer

United States Patent

5,886,250
March 23, 1999
View the Complete Patent at the US Patent & Trademark Office
Pacific Northwest National Laboratory - Visit the Technology Commercialization Program Website
The present invention is an ultrasonic fluid densitometer that uses a material wedge and pitch-catch only ultrasonic transducers for transmitting and receiving ultrasonic signals internally reflected within the material wedge. Density of a fluid is determined by immersing the wedge into the fluid and measuring reflection of ultrasound at the wedge-fluid interface.
Greenwood; Margaret S. (Richland, WA), Harris; Robert V. (Pasco, WA)
Battelle Memorial Institute (Richland, WA)
08/ 928,204
September 12, 1997
This invention was made with Government support under Contract DE-AC06-76RLO 1830 awarded by the U.S. Department of Energy. The Government has certain rights in the invention.