The coking crude benzol hydrogenation process and its catalytic system are discussed, and the domestic application of the hydrogenation process is introduced briefly.
论述了焦化粗苯加氢精制的工艺方法及其催化体系，并简单介绍了国内加氢工艺的应用。
The present problems existed in crude benzol recovery process of WISCO is analyzed.
分析了目前武钢粗苯回收工艺存在的问题。
The process for the treatment of the waste acid from crude benzol refining with calcining process is studied, the optimum operation data are discussed and the process is optimized.
研究了焙烧法处理粗苯精制废酸的工艺过程，探讨了最佳运行参数，优化了工艺流程。
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