The arrangement of blowing tubes at the bottom of oxidation reactor of red iron oxide production and the calculation for its reconstruction design have been described And the results of the application before and after reconstruction were compare
介绍了铁红生产中氧化釜底风管的布置方式及其改造设计的计算方法。
High-press vessel oxidation films are composed of boehmite phase.
介绍了铝表面采用高压釜氧化方法制备氧化膜的工艺 ,采用X射线衍射、扫描电镜等方法分析了氧化膜的相组成及形貌特征 ,讨论了膜层形成的影响因素和成膜机理。
Analyzes the reasons for unsmooth exiting of the feed from hydrogenation still of 3500t/a H2O2 plant.
分析3500t/a双氧水装置氢化釜出料不畅的原因,认为催化剂选择、工艺指标控制、设备检修等为主要影响因素,提出相应的处理措施。
Transforming of temperature control system on top column in esterification stage;
酯化釜塔顶温度控制系统改造