This paper used the processing technology that the sugar solutions concentration was gradually increased to produce a low-sugar Citrus medica preserved fruit by vacuum osmosis of sugar three times, and researched the processing technology parameters of vacuum osmosis of sugar by L9(3)4 orthogonal test.

Preparation of metallography samples by vacuum impregnation of resin;

Design and study on vacuum impregnation experimental device of visualization in laboratory;

Application of vacuum impregnation and nutritional enrichment in pretreatment of frozen apple(Royal Gala)

Several high quality convenience foods of preserved actinidia chinensis have been processed by vacuum infusing and vacuum dehydrating at lower temperature.

In this paper,the control principle of food vacuum infusing centrifuge is introduced,and it is also given out the ways how to realize by FX 2N PLC.

creatively applying vacuum processing to burst of shell and machine shelling, and reseaching chestnut's vacuum infusion and drying processing.