发明名称 |
Pitch-catch only ultrasonic fluid densitometer |
摘要 |
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.
|
申请公布号 |
US5886250(A) |
申请公布日期 |
1999.03.23 |
申请号 |
US19970928204 |
申请日期 |
1997.09.12 |
申请人 |
BATTELLE MEMORIAL INSTITUTE |
发明人 |
GREENWOOD, MARGARET S.;HARRIS, ROBERT V. |
分类号 |
G01N9/00;G01N29/032;G01N29/22;(IPC1-7):G01N9/00 |
主分类号 |
G01N9/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|