Method and apparatus for automatically determining chlorine and chlorine dioxide concentrations
US4270925A · kind A · utility
11Cited by
10References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 15, 1979 |
| Grant date | Jun 2, 1981 |
| Priority date | — |
| Expiry date | Jun 15, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/193333
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Concentration of chlorine and chlorine dioxide in either one or both of a gaseous mixture or an aqueous solution is automatically determined by using a gas-liquid chromatograph and a microcomputer with or without a gas-liquid phase equilibrator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.