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- Keywords Crude benzol hydrorefining Extractive distillation;Solvent extraction; 粗苯加氢;萃取蒸馏;溶剂萃取;
- Crude benzol hydrorefining 粗苯加氢
- Annual sales: steel, Crude Benzol, Coke, tar, ammonium sulfate, and so on. 常年销售：钢材，粗苯，焦碳，焦油，硫酸铵等。
- The major problem of solvent extraction dephenolization process is that crude benzol dissolve in ammonia liquor. 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 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。
- Enhancement of control level can reduce and advoid equipment corrosion of crude benzol workshop. 提高管理水平可降低和避免粗苯设备的腐蚀。
- This paper discusses the influnce of different compounds in tar washing oil on the efficiency of adsorbing crude benzol and polymerized degree. 本文详细讨论了洗油中各组成对吸苯能力和聚合程度的影响。
- After modification, not only the resistance of benzol scrubbing system is substantially dropped down, also the output of crude benzol is increased. 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。
- The chemical plant recycles benzene from gas with tube heating furnace distillation process, 5600 tons of crude benzol can be recycled per year . 化产分厂回收煤气中的苯，用管式炉加热蒸馏法富油中的苯的工艺流程，年回收粗笨5600吨。
- The corrosion substance of crude benzol equipment is pyridine alkalies in washing oil, NH3, H2S, HCL, HCN and so on in coke oven gas. 粗苯设备腐蚀物质是洗油中的呲啶碱和煤气中的NH_3、H_2S、HCl、HCN等。
- The consumption of crude benzol is obviously reduced by decreasing the extraction temperature properly and it doesn't influence the efficiency of dephenolization. 适当降低萃取操作温度，可以明显降低粗苯消耗，而不会影响其脱酚效率。
- 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. 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。
- Main products are: industrial naphthalene, coke, coal tar, from crystal anthracene oil, electrode paste, confined paste, Crude Benzol, anthracene oil, sulfur and other industries. 主营产品有：工业萘，焦炭，煤焦油，脱晶蒽油，电极糊，密闭糊，粗苯，蒽油，工业硫磺等。
- The results demonstrated the yields of the tar and crude benzol were improved differently, the yields of ammon remained the same, coke yields had been slightly declared during co-carbonization of coal with additions. 实验结果表明：添加物与煤共焦化时，焦油和粗苯的产率都有不同程度的提高，氨的产率基本不变，焦炭产率略有下降。
- Sulfuric acid wash or scrubbing method is adopted as the main crude benzol refining methodology in China that can further produce approximately 50 thousand tons waste acid per year. 我国拥有粗苯加工装置的企业约有40多家,粗苯年加工能力约70万吨,我国粗苯精制工艺大多采用硫酸洗涤法,该工艺年产生废酸约5万吨。
- Crude Benzol and deep processing of coal tar and most of the products, prices and oil prices related to the price decline is expected in 2009 Coke's profits may be lower than market expectations. 而粗苯和煤焦油深加工大多产品价格和油价走势相关,价格下滑,预计2009年焦炭的盈利状况仍可能会低于市场预期。
- The experimental results show that the yields of tar and coke are increased with the increment of adding proportion on plastics, there is no remarkable variation on crude benzol and ammonia yields. 实验结果表明,焦油和焦炭的产率随着废塑料添加比例的增加而增大,粗苯和氨等产率变化不明显。
- Keywords N-formylmorpholine;hydrorefining crude benzol;alkane;vapor-liquid equi-libria;relative volatility; 甲酰吗啉;加氢粗苯;烷烃;汽液平衡;相对挥发度;
- 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。
- New Techniques of Crude Benzol Refining 粗苯精制新技术
