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。
OPERATION EXPERIENCE AND EFFECT OF OPTIMIZATING PRIMARY FRACTIONATOR DURING CRUDE BENZOL REFINING PRODUCTION
粗苯精制生产中优化初馏塔操作实践及效果
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。
The Optimization of the Coking Crude Benzol Hydro-refining Extractive Distillation Process
焦化粗苯加氢精制萃取精馏工艺优化
Study on Solvent Washing Method for Purification of Terephthalic Acid;
溶剂洗涤法精制粗对苯二甲酸工艺研究
Pre-Assessment of Occupational Disease Hazard in Construction Project of Crude Benzene Hydrogenation Refining in Coking Plant
某焦化厂粗苯加氢精制项目职业病危害预评价
Crude benzol coking products and development of its hydro-refining technology
焦化粗苯的组成及其加氢精制工艺技术的开发
Design Development of Environmental Protection New Process for Crude Benezene Extractive Distillation Refining
环保型粗苯萃取精制新工艺的设计开发
Study on Cosolvent Selection and Phase Equilibrium Data Prediction in Extractive Distillation Benzene from Rude Benzene
萃取精馏精制粗苯工艺中助溶剂的选择及相平衡估算研究
Experimental Study and Simulation of Centrifugal Filtration Process for CTA Purification;
粗对苯二甲酸精制离心过滤洗涤过程的实验和模拟研究
the quality of being crass--devoid of refinement.
粗鲁而不精制的品质。
Fuzzy PID Control of the Tower Top Temperature of the Benzole Stripping Column
模糊PID控制在粗苯回收中的应用研究
Study on a New Process of Refining the Coking Benzene by Extractive Distillation;
萃取精馏法焦化苯精制新工艺的研究
Study of normal distillation and azeotropic distillation in refining process of crude acetic acid
普通精馏和共沸精馏精制粗乙酸的研究
Study of Ortho-xylene Oxidation and the Parameter Control of Crude Phthalic Anhydride Separation Technology;
邻二甲苯氧化反应及粗苯酐分离工艺参数控制研究
Studies on the Purification of Crude Glycerol from the By-product of Biodiesel
生物柴油副产粗甘油的精制工艺研究
The Study on the Study on the Purification of Trimethoxy Benzaldehyde (TMB);
三甲氧基苯甲醛(TMB)的精制方法
Preparation of Inclusion Complex of Florfenicol-β-Cyclodextrin
氟苯尼考-β-环糊精包合物的研制
Measures of saving water for refining 2-Mercapto-benzothiazole
精制2-硫醇基苯并噻唑生产节水措施