Method of removing organic solvents
US5143585A · kind A · utility
7Cited by
9References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 15, 1989 |
| Grant date | Sep 1, 1992 |
| Priority date | — |
| Expiry date | Sep 15, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S203/22
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An organic solvent having a boiling point lower than that of water is removed from liquid containig water and the organic solvent contained in a tank by exhausting air in the tank, wherein an air pressure in the tank is kept about vapor pressure level of the liquid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.