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- Keywords aerogel;xerogel;stability;carbon deposition;sintering of nickel crystallite;deactivation of catalyst; 干凝胶;气凝胶;稳定性;积碳;烧结;催化剂失活;
- sintering of catalyst 催化剂烧结
- Research %26 Development of Catalyst and Refinery of Feul Oil. 燃料油精制工艺及催化剂的研究与发展。
- The activity of catalyst depends on the loading amount of Cu. 催化剂中Cu的担载量是影响催化剂的活性的一个重要因素,在0-4.;35%25的范围内,伴随着担载量的增加,吲哚的选择率同步增加。
- Initial temperature of catalyst bed is wholly too high. 提高起始反应温度使催化剂床层温度整体过高导致飞温。
- A proper amount of catalyst will speed up the reaction. 添加适量的催化剂,会加快反应的速度。
- Sulfur poisoning, coking, sintering of Fischer-Tropsch synthesis(FTS) catalyst were discussed in this paper. 本文对F-T合成催化剂硫中毒、结焦、烧结等催化剂失活原因进行了探讨。
- Many medicines are products of catalysts. 很多内服药就是催化反应的产物。
- Its comprehensive coverage focuses on microwave sintering of ceramics. 它的广泛报导集中在陶瓷微波烧结。
- Especially hard agglomerates are bad for sintering of nanometer powder. 并特别指出:要使纳米粉末有良好的烧结性,粉末中不能含有硬团聚体。
- To lengthen the setting time: Increase amount of catalyst paste. 延长固化时间增加催化糊剂的量。
- The effects of catalyst and solvent on the reaction were studied. 探讨了催化剂、反应溶剂等对反应的影响。
- Isokinetic temperature is decreased with addition of catalyst. 催化剂能够提高碳粉的气化性能,使其等动力学温度降低,特别是当细化和催化同时作用时气化反应效率更高;
- The activity of catalyst particles sampled at different reactor positions after several reaction-regeneration cycles is related to their time-temp. history, according to the obtained sintering kinetics under coke-free conditions. 根据在无焦炭条件下所得的烧结动力学数据,在几次反应-再生循环之后,在反应器不同位置所取催化剂颗粒样品的活性与其使用的时间-温度情况有关。
- Colbert P T, Zhang J,Mclure SM, etal. Growth and sintering of Fullerene nanotubes[J]. Science, 1994, 266:1218. 董树荣;张孝彬;涂江平;等.;新型纳米材料-纳米碳管[J]
- The low-temperature sintering of UO_2 pellets in the partial-pressure oxidization atmosphere is studied. 试验研究了微氧化气氛下二氧化铀芯块的低温烧结。
- The butane conversion of catalyst aged in different pH has similar value. 在不同pH值老化的催化剂先驱体,经活化后对丁烷的转化率基本相同。
- After sintering of high temperature, the graphitization degree of both carbon slide materials is improved. 经过高温烧结处理,滑板材料的石墨化度提高。
- Physicochemical property of catalyst had been studied by TPR,XRD,XPS and BET. 运用TPR、XRD、XPS、BET比表面等方法对Cu/TiO_2系催化剂的物理化学性质进行了表征。
- The Characteristics of sintering of Baima V-Ti-bearing magnetite concentrate were analyzed. 分析了白马钒钛磁铁精矿烧结的特点;