摘要 |
A process for extracting vegetable materials in the liquid phase in a group of cells, the "hot cells" containing the most exhausted vegetable material and the "cold cell(s)" the least exhausted vegetable material or fresh material, in which the extract is partially evaporated between the "hot cells" and the "cold cells", wherein extraction liquid is added to the partially evaporated extract in a quantity at least equal to the quantity of evaporated liquid. |