Processes and apparatus for extraction of active substances and enriched extracts from natural products
US7622140B2 · kind B2 · utility
85Cited by
5References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 7, 2002 |
| Grant date | Nov 24, 2009 |
| Priority date | — |
| Expiry date | Nov 24, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2011/007
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Processes for preparing extracts of natural products such as plant material, and for preparing purified extracts from crude extracts of natural products, by extraction with hot gas. Apparatus suitable for use in preparing extracts of natural products are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.