The research and development of tri-blade vanadium catalyst are introduced.
介绍了三叶状钒催化剂的研制。
The vanadium catalyst is produced by microwave calcination, and its performances are investigated.
采用微波煅烧法生产钒催化剂，并对其性能进行了考察。
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，采用微波煅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。
Structured vanadium catalyst is a new, low-pressure drop catalyst with regular array of intercrossed flow channels.
整体式钒催化剂是一种新型的具有规则交错孔道的低阻力催化剂。
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 heterogeneous transient model of a fixed - bed reactor packed with vanadium catalyst, S101, for catalytic oxidation of SO2 and operating in a flow direction switched periodically was developed.
建立了充填国产s101钒催化剂的、单段流向变换周期操作固定床反应器的非均相动态模型。
For example, the possible two-step catalytic reaction schemes of SO_2 oxidation on SLP vanadium catalyst and the asymptotic solutions of E_L at some special conditions have been evaluated in detail.
并以SO_2在SLP钒催化剂上氧化过程可能存在的两段式机理为例，说细推导了E_L在某些特定条件下的渐近解。
The causes behind breakage of the catalyst are excessive sodium and vanadium content in the feed oil, excessively high regeneration temperature and excessively high steam velocity in riser pipe.
对催化剂的分析表明，催化剂破碎主要由于原料中钠、钒含量超标、再生温度过高和提升管预提蒸汽线速过高所致。
I long product containing vanadium plant, molybdenum, nickel, cobalt, platinum, Spent palladium catalyst.
我厂长期求购含钒，钼，镍，钴，铂，钯废催化剂。
The article related the new method and technological process of comprehensive recovery the noble metals from waste catalyst containing cobalt, molybdenum, nickel and vanadium.
本文叙述了含钴、钼、镍、钒废催化剂中有价金属的综合回收新方法和工艺过程。
Styrene epoxidation was carried out using styrene as the row material, molecular oxygen as the oxidant, and modified vanadium phosphorus oxide as the catalyst.
以苯乙烯为原料，分子氧为氧化剂，改性的钒磷氧化物为催化剂合成环氧苯乙烷。
Studies on the regeneration of vanadium phosphorous oxides (VPO) catalyst for selective oxidation of propane to acrylic acid and acetic acid has been carried out using a pulse reactor.
采用脉冲反应器，研究了VPO催化剂的再生性质及其对晶格氧选择氧化丙烷制丙烯酸和乙酸的影响。
Various commercial methods preventing vanadium pollution of catalyst were expounded and Suggestions were also proposed.
对工业上应用的各种防止钒污染的方法分别作了阐述，并提出了建议。
The catalyst comprises the following components: vanadium element, transition metal M and carrier.
该催化剂包括以下组分：钒元素、过渡金属元素M和载体。
Effects of na +, heavy metal nickel and vanadium, sulfur and viscosity of residue on activity of catalyst for S-RHT were investigated on a residue hydrotreating pilot unit.
在中型渣油加氢试验装置上考察了钠离子、镍、钒、硫和渣油粘度对s -RHT催化剂活性的影响。
The invention relates to a method for preparing single salicylaldehyde imine vanadium olefin polymerization catalyst and application of the catalyst in catalyzing ethylene polymerization.
本发明涉及单水杨醛亚胺钒烯烃聚合催化剂及制备方法和该催化剂在催化乙烯聚合中的应用。
The main factor influencing the yield of maleic anhydride is the phase composition or oxidation state of vanadium in the catalyst, and is not the BET surface area of the catalyst.
实验结果表明，影响顺酐收率的主要因素是催化剂的相组成及钒的氧化态，而不是催化剂的比表面积。
4-cyanopyridine, intermediate of rimifon, was synthesized from 4-picoline using vanadium oxide as a catalyst in a fixed-bed reactor, reached 99% conversion of 4-picoline, 88% selectivity and 87.
以4甲基吡啶为原料，在固定床反应器中通过含氧化钒的催化剂发生气固相接触氨氧化反应制备雷米封中间体4氰基吡啶，4甲基吡啶的转化率为99%，4氰基吡啶的选择性为88%，收率为87。
It has been acknowledged that nickel has a poisonous effect on FCC catalyst in China, but it has still not recognized that Vanadium has a poisonous effect on the FCC catalyst too.
镍对催化裂化催化剂的中毒作用已被国内认识，但钒对催化裂化催化剂的中毒影响尚未引起人们重视。
It has been acknowledged that nickel has a poisonous effect on FCC catalyst in China, but it has still not recognized that Vanadium has a poisonous effect on the FCC catalyst too.
镍对催化裂化催化剂的中毒作用已被国内认识，但钒对催化裂化催化剂的中毒影响尚未引起人们重视。
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