Instrument for direct measurement of air content in a liquid using a resonant electroacoustic transducer

Apparatus and method for measurement and monitoring of physical properties of materials, such as liquids, and more particularly to acoustic instruments, methods, and systems that automatically measure air content in real-time within liquids, including concrete, mortar, or other hydratable cementitio...

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Bibliographische Detailangaben
Hauptverfasser: Myers, David F, Massa, Donald P, Klaus, Stephen P, Tregger, Nathan A, Roberts, Mark F, Stancavish, Dawn F
Format: Patent
Sprache:eng
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