您要查找的是不是：
- vacuum distilling column 真空蒸馏塔
- vacuum distillation column 真空蒸馏塔
- vacuum fractionating distilling column 真空精蒸馏塔
- The technics of purifying Sc metal in vacuum distilling with coarse Sc metal which is made by ScF3 deoxidized by Ca at heated condition. 介绍了用氟化钪钙热还原得到的粗金属钪为原料,通过真空蒸馏净化制取纯金属钪的工艺过程及其技术参数。
- The distillation column is provided with plates. 蒸馏塔内装有塔盘。
- The paper studied the synthesis of allontoin with glyoxaic acid,urea and filter liquor.Mixed acid as the catalyst,vacuum distilling condensation,the yield could be 53.1%. 采用乙醛酸、尿素和回收滤液为原料，混酸为催化剂，经真空蒸馏缩合制得尿囊素。收率达53．1%25。
- The distilling column( absorber, column evaporator, regenerator, column washer) is a kind of equipment for outdoor installation. 蒸馏塔(吸收塔、蒸发柱、再生塔、洗涤塔)是一种室外安装的设备。
- Inflammable ether was not used and vacuum distillation was omitted. 不使用易燃性乙醚作溶剂,省略高真空蒸馏。
- This paper analyzes the reasons about easy loss of graphite electrode used in the vacuum distilling furnace and proposes measures for reducing unit consumption of the graphite electrode according to the production practice. 对真空炉的石墨电极易损耗的原因进行了分析 ,结合生产实践 ,提出了降低石墨电极单耗的措施
- Keywords vacuum distilling;purification;Sc metal; 真空蒸馏;提纯;金属钪;
- rotating concentric tube distilling column 旋转同心管分馏柱
- Axtell's vacuum distilling apparatus 阿克斯特尔(氏)真空蒸馏器
- Setting up the vacuum distillation apparatus for the Essential Oils experiment. (Photo by Chemistry laboratory staff. 为了做精油实验而搭建的真空蒸馏装置(摄影：化学实验室职员)。
- The argon-rich waste stream from the low pressure column is sent to an argon distillation column. 从低压塔流出的富氩废物被送到氩分裂蒸馏塔。
- Recent research used an aNN to determine the operating conditions for a crude oil distillation column. 最近的研究使用ann来确定原油精馏塔的操作条件。
- The purifcation of Dy, Ho and Er metals has been studied by the method of vacuum distillation. 本文研究了金属镝、、的真空蒸馏提纯效果。
- A distillation column case study is given to illustrate the performance assessment method. 文中给出了这一综合性的性能评价方法在精馏塔控制中的应用。
- Fatty acid is made from spent material in production of ricinus oil by acidification, washing, and vacuum distillation. 蓖麻油下脚料经酸化水洗，减压蒸馏等工序分离制取脂肪酸。
- The running length of alkane distillation column was prolonged from average 2 months to more than 9 months. 环己酮生产工艺中烷蒸馏塔工作周期由改造前的平均2个月延长至9个月以上，实现整套装置长周期稳定运转。
- It is a guide for the vacuum deep cut revamping on atmospheric and vacuum distillation unit. 结果表明对常减压装置减压深拔技术改造有一定的指导意义。
