| 摘要 |
A semi-continuous deodorizer for the deodorization of edible oils, comprising a vessel (10) divided into three zones (A,B,C), means for collecting oil to be deodorized in the first zone (A) and for receiving deodorized oil from the second zone (B), in the third zone (C), means for passing oil continuously to the first zone via a heat exchanger (15) where it is pre-heated by heat exchange with oil continuously withdrawn from the third zone, and an oil heater (18) for heating the oil to full process temperatures by circulating the oil through the oil heater and through said first zone making use of the gas lift principle with steam as the injected gas being introduced at (28) into the base of the oil heater. |
