PROCESSING METHOD OF ARBOREAL GREEN ARCHANGEL FIR Russian patent published in 2009 - IPC A61K36/15 

FIELD: woodworking industry.

SUBSTANCE: invention relates to food and pharmaceutical, wood-chemical industry. It is implemented grinding of arboreal green of Archangel fir and extraction, isolation of extract and residue, sedimentation of received extract, separation of raw product wax, distillation of dissolvent and essential oils, saponification of liposoluble fraction of evaporated extract by sodium alkali. Extraction is implemented by benzine or water canker, extraction of remains there are implemented two stages: the first stage - 80-90% by water solution of ethyl alcohol at temperature 80-85°C during 3-5 hours at fluid module 1:3 with separation of extract and extraction cake, the second hydrolysis-extraction of extraction cake is implemented by equimolar mixture of 0.5% solution of ammonium oxalate and 0.5% of oxalic acid at temperature 60-80°C during 30-120 minutes at liquid module 1:5 - 1:10, with following extraction of pectines by addition of ethyl alcohol.

EFFECT: invention provides receiving of pectines in the form of separate product.

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