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介绍了焦化粗苯加氢精制的工艺方法及主要反应。The process and main reactions for coking crude benzol refining was introduced.

分析了目前武钢粗苯回收工艺存在的问题。The present problems existed in crude benzol recovery process of WISCO is analyzed.

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洗油再生器是焦化厂蒸苯工序中的重要设备之一。Wash oil regenerator is one of the important equipment during the evaporation of benzol in the. coking mill.

塔后煤气夹带洗油、洗油变质、油水分离器跑油等是影响循环洗油消耗的主要原因。Gas carrying with wash oil after the benzol washer, disease of wash oil, leaking oil of oil water separator etc.

以粗苯为溶剂萃取脱酚，粗苯的主要消耗是其在处理后氨水中溶解的损失。The major problem of solvent extraction dephenolization process is that crude benzol dissolve in ammonia liquor.

精苯废酸组成极为复杂，长期以来对精苯废酸的处理没有合适的解决方法。The waste acid from benzol refining is a very complex mass and we has no better method to deal with it for a long time.

介绍了苯加氢装置管道系统的材料选择和注意事项。The selection on material and matters to be cared for the piping system of benzol hydro refining unit were described in this paper.

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介绍轻苯初馏工艺的生产改进。实践证明，这些改进是成功的。Improvements on the process of light benzol forerunning are described in this paper, Practice shows that these improvements are successful.

法粗苯加氢精制应作为我国焦化企业的首选方法。K process for benzol hydrorefining should be taken as the preferred process for benzol hydrorefining in the coking enterprises in our country.

改造后不仅洗苯系统阻力明显下降，而且粗苯产量有所提高。After modification, not only the resistance of benzol scrubbing system is substantially dropped down, also the output of crude benzol is increased.

介绍了导向喷射塔盘的特点及导向喷射塔盘在焦化行业脱苯塔和蒸氨塔的使用情况。The feature of orientating injection column tray and application situation of benzol stripper and ammonia stripper in the coking industry are described.

用重苯溶剂油代替煤油作膜溶剂，制成的乳状液，在迁移过程中稳定性很差。If the emulsified liquid is made from heavy benzol solvent instead of kerosene as a membrane solvent, its stability is very poor in transference process.

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酮苯脱蜡装置近年技术进展主要集中在降低能耗、更新设备及控制策略方面。The technique advances of acetone benzol dewaxing unit are mainly concentrated on reducing energy consumption, upgrading equipment and control technique.

本文叙述计算机辅助操作软件在本钢焦化厂粗苯回收过程中的具体应用。The specific application of computer aid operation software for the crude benzol recovery process in the Coking Plant of Benxi Iron and Steel Group in the paper.

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 coking crude benzol hydrogenation process and its catalytic system are discussed, and the domestic application of the hydrogenation process is introduced briefly.

本文在分析传统焦化粗苯加氢精制萃取精馏分离工艺基础上，系统研究了萃取精馏工艺及其节能措施。Basing on the traditional coking crude benzol hydro-refining separation processes, this paper researches the extractive distillation process and the energy saving measures.

介绍了回收苯渣中苯类逸散物的方法，经过近两年的运行证明，此次改造具有明显的环保效益和经济效益。Introduce the method of recovering benzol emissions from styrene-indene, the result verified it has evident economic Benefits and improves the environment during nearly two years.

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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。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.

介绍了焦化行业在酸洗苯精制生产工艺过程中不断优化、调整纯苯塔的操作回流比，使轻苯加工量实现了新突破的实践。Through optimizing and adjusting the operating reflux ratio of distillation column during production process pickled benzol refining, the processing quantity of light benzol was break through.

通过对捣固焦炉装煤烟尘治理技术的不断探索与研究，开发出颗粒层烟气吸附净化装置、炉门烟尘控制装置两项专利技术，并成功地应用于多项工程设计中。The property, usage and synthetic method of caprolactam were introduced in this paper, the coke oven gas pressure swing adsorption technology and crude benzol hydro-refining process were described.