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1·Sodium sulfide spent caustic liquor was treated by wet air oxidation (WAO).

采用湿式空气氧化法处理含硫化钠废碱液。

2·Treatment of spent caustic is one of the difficulties in the ethylene production.

废碱液的处理是乙烯生产的难点之一。

3·Several typical processes of spent caustic treatment in domestic ethylene industry are introduced.

介绍了目前国内乙烯行业废碱液处理的几种典型工艺。

4·The paper introduced the principle and result of treating spent caustic by wet air oxidation in the Daqing petrochemical company.

介绍了湿式氧化工艺处理大庆石化乙烯废碱液的工艺原理及运行结果。

5·The bottom plates in the liquid section have suffered from severe corrosion caused by the precipitation of sulfuric acid carried by neutral oil in spent caustic.

液相部位的罐底板，由于碱渣中性油带有的硫酸沉积，造成底板局部位置腐蚀严重。

6·Under the same total alkalinity, the absorbing rate of the regenerated spent caustic liquid (or mass transfer factor) is directly related with the OH concentration.

在相同的总碱度下，再生废碱液的吸收速率(或传质系数)与OH _ -的浓度直接相关。