| 摘要 |
<p>Process for producing soluble instant coffee powder by separate extraction of the ground roast coffee contained in percolation cells, producing a first liquid extract originating from the atmospheric stage (1) and a second liquid extract originating from the pressurised stage (2), the first liquid extract being evaporated off to a solids concentration greater than 35% by weight and the second liquid extract being evaporated off to a solids concentration lower than 25% by weight, the two liquid extracts then being mixed, the evaporation vapours of the first liquid extract being condensed and concentrated, the concentrate obtained being reintroduced into the continuation of the process for converting the mixture into soluble coffee powder. …<??>Application to the production of an instant coffee powder by separate extraction. …<IMAGE>… </p> |
