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Keywords Vanadium catalyst;Microwave;Calcination; 钒催化剂;微波;煅烧;
Keywords vanadium catalyst;alcohol;tert-butyl hydroperoxide;oxidation; 钒催化剂;醇;过氧化叔丁醇;氧化;
Microwave calcinations can be used to prepare the vanadium catalyst with higher activity and strengthen. 在工业钒催化剂的制备中，采用微波燃烧所得到的产品活性更高，机械强度更大。
The effects of quality of diatomite as carrier on vanadium catalyst in sulphuric acid production are discussed. 探讨了作为载体的硅藻土的性能对硫酸生产钒催化剂质量的影响。
With the diatomite as carrier, the vanadium catalyst for sulphuric acid production features high strength, activity and lifetime. 用该硅藻土生产的硫酸钒催化剂具有强度高、活性好、寿命长的特点。
The effects of orthophosphoric acid concentration in precursor preparation with n pentanol as reductive agent on vanadium catalyst behavior were studied. 实验考察了以正戊醇为还原剂的前驱体制备过程中磷酸浓度对催化剂性能的影响。
The equipment technology for large-scale sulphuric acid production plant with sulfur has been well developed in the last ten years. However,some key equipment and vanadium catalyst are mostly imported. 近10年间,我国硫磺制酸大型装置装备技术得到了飞快发展,但其中的个别关键设备和钒催化剂以引进的居多。
Calcination of vanadium catalyst for sulfuric acid industry by microwave irradiation is studied in this paper, and the optimum conditions, microwave power and irradiation time are obtained. 研究了微波法煅烧硫酸工业用矾催化剂,获得了最佳工艺操作参数,包括微波功率和辐射时间。
Keywords Vanadium;valence state analysis;volumetry; 钒;价态分析;容量法;
vanadium catalyst for manufacture of sulfuric acid 硫酸生产用钒催化剂
Keywords vanadium pentoxide;molybdenum trioxide;silica;complex oxide catalyst;surface modification;selective oxidation; 五氧化二钒;三氧化钼;二氧化硅;复合氧化物催化剂;表面改性;选择氧化;
Oxidation of various alcohols (benzyl alcohol, 1-phenylethanol, and cyclohexanol) was studied over vanadium catalysts using tert-butyl hydroperoxide as an oxidant. 摘要以过氧化叔丁醇作为氧化剂，研究了醇类（苯甲醇、1-苯基乙醇和环己醇）在钒基催化剂上的氧化反应。
Oxidation of various alcohols(benzyl alcohol,1-phenylethanol,and cyclohexanol) was studied over vanadium catalysts using tert-butyl hydroperoxide as an oxidant. 以过氧化叔丁醇作为氧化剂,研究了醇类(苯甲醇、1-苯基乙醇和环己醇)在钒基催化剂上的氧化反应。
The fraction of the internal surface available for industrial vanadium catalysts in the oxidation of sulfur dioxide is rather small and becomes even smaller at higher conversions. 正>当传质与传热过程影响催化反应速度时,利用化学动力学方程式严格地计算反应的总速度是一个极其复杂的课题。
Keywords vanadium pentoxide;activated carbon;sulfur dioxide;nitric oxide;removal;water-washing;catalyst regeneration;ammonia; 五氧化二钒;活性炭;二氧化硫;一氧化氮;脱除;水洗;催化剂再生;氨;
Oxidation of various alcohols (benzyl alcohol, 1phenylethanol, and cyclohexanol) was studied over vanadium catalysts using tertbutyl hydroperoxide as an oxidant. 摘要以过氧化叔丁醇作为氧化剂，研究了醇类（苯甲醇、1苯基乙醇和环己醇）在钒基催化剂上的氧化反应。
Keywords vanadium oxide;silica;supported catalyst;isobutane;isobutene;selective oxidation;methylacrolein;methylacrylic acid; 氧化钒;氧化硅;负载型催化剂;异丁烷;异丁烯;选择氧化;甲基丙烯醛;甲基丙烯酸;
Keywords Vanadium;Catalytic spectrophotometry;Fuchsin basis; 钒;催化光度法;碱性品红;
Keywords Vanadium;thoron;kinetic analysis;polarography; 钒;钍试剂;动力学分析;极谱法;
Keywords Vanadium;Phenosafranine;Catalytic fluorimetry; 催化荧光法;钒;酚藏花红;