The invention relates to a grease processing method and equipment, in particular to a vegetable oil quality preserving refining process and equipment. The process is characterized in that the vegetable oil avoids contacting with oxygen during the refining process. The equipment comprises various oil refining tanks (1). Besides the oil inlet (3) and the oil outlet (5), the tank (1) is provided with an exhaust pipe (2) and a nitrogen filling pipe (4). The beneficial effect is: in the process to prevent the entry of oxygen, oil refining is done and the packaging process in anaerobic environment, so that the product of peroxide value is far below the standard value, shelf life significantly extended, and has the characteristics of simple equipment, low cost, easy to implement, the application prospect is very considerable.
【技术实现步骤摘要】
【技术保护点】
1.一种植物油保质精炼工艺,其特征在于:所说的植物油在精炼过程中避免与氧气接触。
【技术特征摘要】
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