Electrolytic reduction of o-nitrophenol to aminophenol at a copper cathode was conducted inalkaline solution. 在碱性介质中,以硐为阴极电解还原邻硝基酚以制备邻氨基酚。
The effects of electrode activation condition, current density, electrolyte temperature on electrolytic reduction are discussed. 讨论了电极活化条件、电流密度、电解液温度等因素对电解还原反应的影响。
The Study of the Surface State of the Lead Cathode in the Electrolytic Reduction of Oxalic Acid 草酸电还原过程中的铅阴极表面状态变化研究
The results showed that both of direct and indirect electrolytic reduction of nitrobenzene to p-aminophenol had important practical value, and the couple electrolytic synthesis was feasible. 结果表明直接和间接电还原硝基苯为对氨基苯酚都有重要的实用价值,成对电解也是可行的。
The most important part of the aluminium reduction is finished in the electrolytic reduction cell, the cell voltage and cell temperature are important parameters of the aluminium reduction process, so the three parameters are significant for the aluminium reduction production. 铝的生产最主要的阶段是在电解槽中完成,槽电压和槽温度是铝电解生产过程的重要参数,所以这两种参数检测水平的高低对铝电解生产有举足轻重的意义。
Study on Preparing Para-Aminophenol by the Electrolytic Reduction of Nitrobenzene ⅱ& The Main Factors which Affect the Electrolytic Synthesis of PAP 电化学还原合成对氨基苯酚的研究(Ⅱ)&影响电解合成的主要因素
Anode effect prediction of electrolytic reduction cell 铝电解槽阳极效应预报
Electrode Effect on Separation of Yb/ Tm, Lu by an Electrolytic Reduction Process in Sulphate Medium 电极条件对硫酸介质中电解还原提纯镱过程的影响
Synthesis of Aniline Using Electrolytic Reduction 电解还原法合成苯胺
YbSO_4 purification by an electrolytic reduction method from Tm-Yb-Lu concentrates in sulphate medium was studied, in which Ru-Ir-Ti alloy nets and mercury were used as anode and cathode respectively under normal atmosphere without nitrogen or argon gas protection. 研究了以钌铱钛合金网和汞分别为阳、阴电极,在无气氛保护条件下,采用电解还原方法从铥、镱、镥硫酸盐溶液中分离提纯镱的过程。
Catalytic electrolytic reduction of organic compds with metal or metal modified electrode 采用金属或金属修饰电极的有机电解还原
A study on preparation of uranous nitrate by membrane electrolytic reduction 隔膜电解还原法制备四价铀的研究
Large consumption of aluminum busbar in the aluminum electrolytic production system and higher requirements on the quality of its fabrication and installation are directly related to the production safety, energy saving and consumption reduction of the aluminum plant. 在铝电解生产中,铸造铝母线的使用量大,制作安装质量要求高,且直接关系到电解铝厂的安全生产和节能降耗。
Preparation of aniline by electrolytic reduction of nitrobenzene using a Cu cathode and a Pb anode ware studied. 以铜片为阴极、铅片为阳极,将硝基苯电解还原合成苯胺。
Study on the U(ⅳ) Preparation with Ru Electrode Electrolytic Reduction 钌电极电解还原法制备铀(Ⅳ)的研究
Preparation of uranous nitrate by continuous electrolytic reduction 动态连续电解还原制备四价铀的研究
Study on Mechanism and Influencing Factors of the Degradation of Recalcitrant Organic Compounds by Metallic Iron and Electrolytic Reduction 金属铁与电解法还原难降解有机物反应机理和影响因素的研究
Development of automatic control system of aluminum reduction cell in baking, not only can improve the control accuracy of baking start-up, prolong the service life of aluminum electrolytic cell, but also has profound social significance for energy-saving emission reduction current social advocacy. 铝电解槽焙烧启动自动分流控制系统的开发,能提高焙烧过程的控制精度,延长铝电解槽的寿命,对节能减排具有深远的社会意义,并有很好的经济效益。
Electrolytic device power consumption of a large proportion of the total chemical, the success of control systems can improve the quality of products, maintain a stable operation of devices, reduced effort, and more on energy-saving emission reduction play a role in promoting. 电解装置占整个化工的电能消耗的比例很大,成功的控制系统可以提高产品的品质,保持装置稳定运行,减少工作量以及更对节能减排起到一定的推动作用。
This article uses the method of electrolytic reduction of CO2, electrolytic reduction of O2/ CO2and sacrificial anode for carboxylation reactions of aromatic compounds. 本文采用电解还原CO2法、电解还原O2/CO2法和牺牲阳极法进行芳香化合物的羧化反应。
The Production rules in these data of aluminum electrolytic production is very important to improve efficiency, energy saving and emission reduction in aluminum electrolytic production. 这些数据中潜在的铝电解生产规律对于提高铝电解生产效率,节能减排具有重要意义。
Electrolytic chemical sludge reduction can not only reduce sludge production, but also improve the performance of sludge sedimentation, and have little effect on the biological treatment. 电解化学法不仅能够减少污泥产量,而且还能改善污泥的沉降性能,同时对生化处理效果影响不大。
Aluminum reduction cell is the key equipment to produce electrolytic aluminum. Distribution of electric field, magnetic field, and flow field in aluminum reduction cells has a significant influence on critical performance criteria such as the current efficiency, energy consumption and the cells life. 铝电解槽是铝电解生产的核心设备,其内部电场、磁场及流场等物理场的分布对铝电解槽的电流效率、直流电耗、槽寿命等主要技术经济指标有重要影响。