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68. (WO2002089945) PROCESSES AND APPARATUS FOR EXTRACTION OF ACTIVE SUBSTANCES AND ENRICHED EXTRACTS FROM NATURAL PRODUCTS

Pub. No.:    WO/2002/089945    International Application No.:    PCT/GB2002/002099
Publication Date: Fri Nov 15 00:59:59 CET 2002 International Filing Date: Wed May 08 01:59:59 CEST 2002
IPC: B01D 11/00
B01D 11/02
Applicants: GW PHARMA LIMITED
WHITTLE, Brian
GUY, Geoffrey
DOWNS, David
PATE, David
Inventors: WHITTLE, Brian
GUY, Geoffrey
DOWNS, David
PATE, David
Title: PROCESSES AND APPARATUS FOR EXTRACTION OF ACTIVE SUBSTANCES AND ENRICHED EXTRACTS FROM NATURAL PRODUCTS
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.