Using the quick search there are shown up to three reports about Ultrasonic:
The National Physical Laboratory (NPL) has developed the first sensor capable of measuring localized ultrasonic cavitation – the implosion of bubbles in a liquid when a high frequency sound wave is ap...
Physik Astronomie |This new material type improves the chemical compatibility of the ST-H transducer, offering more options for wet well, chemical storage, and process vessel applications. When paired with a Siemens ul...
Maschinenbau |Using the fulltext-search for the word Ultrasonic you can set up serveral searching-options > choose search options