Method for extracting organic substance, solvent for use in said method, and method for measuring content of organic substance
US5714071A · kind A · utility
2Cited by
4References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 27, 1996 |
| Grant date | Feb 3, 1998 |
| Priority date | — |
| Expiry date | Nov 27, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D11/0492
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for extracting an organic substance from a material by extracting the organic substance with a mixed solvent which contains at least one polar solvent and at least one nonpolar solvent, by which a wide variety of organic substances can be extracted without using a halohydrocarbon at a relatively low temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.