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南边

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[求助] 求专业翻译

Though the addition of B and P to NiMo/Al2O3 catalyst did not show any significant effect on S conversion, the HDN and HDS activities of the catalyst containing 1.7 wt.% B and the one containing 2.7 wt.% P are comparable to those of a commercial catalyst. The activity over extended period indicated that catalysts L and K were more stable (lower deactivation rate) in terms of nitrogen removal activity than catalyst B (reference catalyst). On the other hand, the stability for sulfur removal was comparable with catalyst B. Selected catalysts after use were characterized using BET surface area, TPR, TPD and SEM techniques which were correlated further with their activities.
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Punker41

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chenfaqiang: 金币+5, 感谢交流 2013-11-08 12:25:50
chenfaqiang: 回帖置顶 2013-12-29 10:43:47
http://weibo.com/u/1797978643
2楼2013-09-14 13:31:43
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billbier

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【答案】应助回帖

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感谢参与,应助指数 +1
Punker41: 金币+5, 感谢帮助! 2013-09-14 20:32:10
南边(Punker41代发): 金币+10, 谢谢帮助 2013-09-17 09:15:38
chenfaqiang: 回帖置顶 2013-11-08 12:25:23
尽管B、P的加入对NiMo/Al2O3催化剂的S转化活性没有显示出影响,但是HDN和HDS催化剂分别含有1.7%和2.7%质量分数的B,来与商业催化剂做对比。以N脱除率为准,试验显示,L和K催化剂的活性和稳定性(低失活率)比B催化剂更好。另一方面,S脱除率也与催化剂B进行了对比。选择的催化剂用BET、TPR/TPD和SEM技术进行了表征,与进一步研究催化剂的活性有关。
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3楼2013-09-14 20:07:59
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