The oil decoloration rate of regenerated bleaching clay could reach 98.2 % in the optimum operation conditions.

在此条件下再生白土脱色率最好,可达到98.2%.

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The present paper introduced mainly several methods of recovering oil fr bleaching clay.

本文主要介绍了回收废白土中油脂的几种方法.

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The results show that the best condition are: 100℃ , 20 minutes , bleaching clay 5 %, active carbon 2 %.

确定最佳吸附脱色条件为: 100℃、20min 、 活性炭添加量为油重的2%, 活性白土添加量为油重的5%.

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With the raw material of spent bleaching clay of oil refining, the regenerated technology was studied.

以油脂生产中的脱色废白土为原料, 制备再生白土.

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