Chromatography method and device with recovery of solvent
US6863824B2 · kind B2 · utility
18Cited by
11References
11Claims
0Family size
Assignee
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Key dates
| Filing date | Feb 21, 2003 |
| Grant date | Mar 8, 2005 |
| Priority date | — |
| Expiry date | Feb 22, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/10
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method and device for chromatographic separation producing at least two fractions are provided, in which: (i) the solvent is at least partially evaporated from the fractions produced; (ii) the solvent vapours thus produced are separated; stage (i) of the method being carried out, for at least one of the fractions, at least partially with the separated solvent vapours originating from one of the other evaporated fractions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.