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- Selectoforming process was the first commercial catalytic process employing a shape selective zeolite catelyst. 选择重整工艺是使用择形沸石催化剂的第一个商业催化工艺。
- It was charactered by XRD, BET method,the reaction kinetics at the catalytic process was also measured. 利用XRD、BET方法对催化剂进行表征,测定了其催化反应过程动力学数据。
- Deep Catalytic Cracking(DCC) is a commercially proven fluidized catalytic process for selectively cracking a variety of hydrocarbon feeds to light olefins. 深度催化裂解技术(DCC技术)是一项选择性地催化裂解各种不同的重油原料,生产低分子烯烃的新技术。
- Unlike homogeneous catalysis,separating catalysts from the reactive mixture was much easier in a heterogeneously catalytic process and the catalysts could be recycled. 同均相催化相比,多相催化具有催化剂与产物分离容易、催化剂可循环使用的突出优点。
- The kinetic analysis illustrates that the hydrolysis of phosphomonoester experiences a bifunctional catalytic process including double Lewis acid activation and intramolecular nucleophilic attack. 动力学分析表明,磷酸单酯的催化水解经历了双路易斯酸活化和分子内亲核进攻的双功能催化机理。
- The latest advances of catalytic process of olefins metathesis were reviewed. The preparation of supported tungsten, supported molybdenum, and supported rhenium catalysts by Phillips Petroleum, IFP and Shell Co. were introduced. 综述了烯烃歧化催化工艺的进展,介绍了Phillips Petroleum、IFP、Shell公司制备载钨、载钼及载铼催化剂的方法。
- Treatment of nitrobenzene wastewater by electrochemical heterogeneous catalytic process, the optimal conditions of nitrobenzene removal were as: applied potential of 40 V, Na_2SO_4 concentration of 500 mg L~(-1), pH 10 and 45 min of HRT. 多相催化电解耦合工艺处理硝基苯废水的优化工艺条件为:电解电压40 V、支持电解质Na_2SO_4浓度为500 mg·L~(-1)、pH值为10、水力停留时间45 min。
- XRD, BET and N 2O titration results confirmed that nickel additive could increase the dispersity of active Cu 0 species during the catalytic process and maintain the stability during the reaction. XRD ;BET和N2 O滴定实验结果表明 ;Ni助剂可能是通过提高Cu0 活性物种的分散度并维持Cu0 活性物种在催化反应过程中的稳定性而使Cu/Zn/Ni催化剂的活性及稳定性大幅度提高 .
- Hydrocracking is one of the most important catalytic processes of petrochemical industry, meanwhile it is an accident frequently-occurring process. 加氢裂化是石油化工工业中最重要的催化加工过程之一,但又是一个事故多发的工艺过程。
- Using internal standard method, the content of trimethylacetic acid in its synthetic fluid prepared by pressure catalytic process from isobutene and carbon monoxide was measured with packed column. 采用内标法,利用填充柱测定了由异丁烯和一氧化碳经加压催化合成三甲基乙酸工艺的合成液中的三甲基乙酸。
- Recent trends of "green catalytic processes" for basic organic raw material production were introduced. 摘要介绍近期基础有机原料生产中的绿色化学工艺最新进展。
- Recent trends of “green catalytic processes” for basic organic raw material production were introduced. 介绍近期基础有机原料生产中的绿色化学工艺最新进展。
- The main task is to develop novel catalytic processes for olefins and their downstream products in olefins industry. The catalysis of synthesis is to be clearly elucidated. 针对乙烯工业中烯烃,开发其下游产品的绿色催化合成工艺,揭示其催化氧化规律。
- In this paper,the progress of the species of the catalysts used in the catalytic processes are summarized.It would make some suggestion for further research and devel... 重点阐述了废塑料裂解催化剂和裂解产物改质催化剂在国内外的一些研究进展,对进一步研究和开发废塑料裂解制燃料催化剂提出了一些建议。
- acid/base two-step catalytic process 酸碱两步催化法
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- Fischer-Tropsch catalytic process [化] 费-托催化过程
- The development of the catalysts and the catalytic processes in hydroformylation of olefins was introduced.The catalytic properties of cobalt complexes and rhodium complexes were compared. 本文综述了烯烃氢甲酰化反应的催化剂从钴配合物到铑配合物和从均相催化体系到两相催化体系的发展过程。
- The green catalytic processes include new catalyst materials, supercritical fluid technology, new reactor technology, clean raw material route, and utilization of renewable resources, etc. 其中主要包括基于新催化材料、超临界流体技术、新反应器技术、清洁原料路线以及再生资源利用等。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。