通过经济效益评估，加氢精制工艺明显优于白土精制工艺。
By evaluating economic profit, hydrofining obviously prefer to clay refining.
采用高选择性加氢脱烯烃技术处理连续重整生成油可取代传统的白土精制工艺。
The highly selective hydrogenation process for the removal of olefins can completely replace the conventional clay treating process for treating the reformate of CCR unit.
通过蒸发塔底泵和护进料泵两系统采用变频调速器的数据分析表明，它是提高白土精制装置自动化水平的有效途径。
Applying frequency governor to bottom pump of evaporation tower and feed pump of furnace, the result showed that it is the effective way to improve the automatic level in clay unit.
与原有的白土精制装置的控制比较，解决了白土使用量过大、残油率高等缺点，以较高的控制精度实现了吸附剂与基础油的配比控制。
Compared with the existing white soil refined device, unloading system of absorbent solved the shortcoming of white soil using amount heavy and residual oil rate high.
与原有的白土精制装置的控制比较，解决了白土使用量过大、残油率高等缺点，以较高的控制精度实现了吸附剂与基础油的配比控制。
Compared with the existing white soil refined device, unloading system of absorbent solved the shortcoming of white soil using amount heavy and residual oil rate high.
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