Liquid-in-liquid sensor and method
US5226950A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jun 16, 1992 |
| Grant date | Jul 13, 1993 |
| Priority date | — |
| Expiry date | Jun 16, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N33/205
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The present invention includes process and apparatus for continuously monitoring or detecting a liquid element or compound in another, different liquid including introducing a gas into a first liquid, measuring bubble size of bubble formation of the gas in the first liquid, introducing a second liquid element or compound into the first liquid to form a combination liquid, introducing a gas into the combination liquid, measuring bubble size of bubble formation of the gas in the combination liquid, and comparing gas bubble formation in the first liquid with gas bubble formation in the combination liquid to determine the amount of the second liquid in the combination liquid. The present invention further includes controlling or adjusting the amount of the second liquid contained in the first liquid in response to the monitoring and detecting determination of the present invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.