1) benzol refining
苯精制
1.
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.
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。
2) Phenol refining
苯酚精制
1.
The solvent comsumption reasons of the lubricant phenol refining unit in Lanzhou Petrochemical Subsidiary are analysed,considering un-normal consumption as main solvent consumption.
对中国石油兰州石化分公司润滑油苯酚精制装置的苯酚消耗进行了分析 ,认为苯酚消耗主要是非正常消耗 ,通过对苯酚非正常消耗的分析 ,采取了相应的降耗措施 ,苯酚消耗显著下
3) crude benzol refining
粗苯精制
1.
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。
4) purified terephthalic acid
精制对苯二甲酸
1.
This paper reports a novel,simple, rapid and accurate method for determination of 4-CBA and p-TOL in purified terephthalic acid by capillary electrophoresis.
报道了利用毛细管电泳技术检测精制对苯二甲酸中的主要杂质４－羧基苯甲醛和对甲苯甲酸的方法。
6) crude benzol refining techniques
粗苯精制技术
补充资料：焦化厂粗苯精制
焦化厂粗苯精制
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说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条