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- Commercial application showed that entrainment by feedstock was reduced, while the yield and quality of vacuum distillate were enhanced. 工業(yè)應用表明，可以減少進(jìn)料霧沫夾帶，提高減壓餾分油的收率和質(zhì)量。
- Inflammable ether was not used and vacuum distillation was omitted. 不使用易燃性乙醚作溶劑,省略高真空蒸餾。
- Setting up the vacuum distillation apparatus for the Essential Oils experiment. (Photo by Chemistry laboratory staff. 為了做精油實(shí)驗而搭建的真空蒸餾裝置(攝影：化學(xué)實(shí)驗室職員)。
- The purifcation of Dy, Ho and Er metals has been studied by the method of vacuum distillation. 本文研究了金屬鏑、、的真空蒸餾提純效果。
- Fatty acid is made from spent material in production of ricinus oil by acidification, washing, and vacuum distillation. 蓖麻油下腳料經(jīng)酸化水洗，減壓蒸餾等工序分離制取脂肪酸。
- It is a guide for the vacuum deep cut revamping on atmospheric and vacuum distillation unit. 結果表明對常減壓裝置減壓深拔技術(shù)改造有一定的指導意義。
- This paper discuss the technology of separating zinc-tin alloy to recover zinc and tin by vacuum distillation. 研究了真空蒸餾法分離廢雜鋅錫合金回收鋅錫金屬的工藝。
- The combined vacuum distillation and melt crystallization technology was used to purify DDHI from artificial musk. 通過(guò)減壓精餾-熔融結晶耦合技術(shù)研究提高人造麝香(DDHI)含量的原理和工藝流程。
- The refined product with high purity is obtained by vacuum distillation of crude benzal chloride. 將制得的芐叉二氯粗品進(jìn)行真空精餾得到高純度的精品;
- The technics of purifying Sc metal in vacuum distilling with coarse Sc metal which is made by ScF3 deoxidized by Ca at heated condition. 介紹了用氟化鈧鈣熱還原得到的粗金屬鈧為原料,通過(guò)真空蒸餾凈化制取純金屬鈧的工藝過(guò)程及其技術(shù)參數。
- Atmospheric distillation,vacuum distillation and azeotropic distillation processes were used to separate 1,2-dichloropropane from the waste liquor. 采用常壓精餾、減壓精餾、共沸精餾工藝分離環(huán)氧丙烷生產(chǎn)廢液中的1,2-二氯丙烷。
- These higher boiling components will be removed by vacuum distillation of the provided sample to permit facile gas chromatographic separation. 為了能順利地進(jìn)行氣相色層分離，可以對所提供的樣品進(jìn)行真空蒸餾，把較高沸點(diǎn)的混合物除去。
- You will separate the carvone from the higher-boiling and lower-boiling impurities (such as limonene), via a vacuum distillation. 你將會(huì )通過(guò)真空蒸餾法，把香芹酮中較高沸點(diǎn)和較低沸點(diǎn)的雜質(zhì)(如檸檬烯)分離開(kāi)。
- The results showed that the separation of vacuum distillation was preferable,and the content of thiodiglycol can reach 99.77 %. 結果表明:減壓蒸餾法是一種行之有效的分離方法;利用減壓蒸餾可得到含量高達99.;77%25的硫代二甘醇。
- This model austerely simulating dynamic action of vacuum distillation unit, and the dynamic curve of Vacuum's sidetrack from feed-in to static state. 該模型嚴格地模擬了減壓精餾塔的動(dòng)態(tài)行為,模擬了穩態(tài)下進(jìn)料發(fā)生變化時(shí)減壓精餾塔中各塔板上液相濃度變化的曲線(xiàn)。
- Energy diagnosis on atmospheric and vacuum distillation unit with enormous energy consumption is done by using pinch technology. 利用夾點(diǎn)技術(shù)理論對耗能?chē)乐氐哪碂捰蛷S(chǎng)常減壓蒸餾裝置進(jìn)行用能診斷分析;
- Normally,refined vacuum distillates of paraffinic Daqing crude oil are used as base stocks and are packaged with composite additives. 該油以大慶原油正常精制的減壓餾分油為基礎油，添加復合添加劑而成。
- The industrial antifoulant injected into the vacuum residue system in 1995 has enabled the long term running of vacuum distillation unit. 在減壓渣油泵的入口注入工業(yè)防垢劑,取得了較好的結果。
- The paper summarized the principle of Molecule distillation technology and the difference from the general vacuum distillation. 闡述了分子蒸餾的基本原理及其區別于普通真空蒸餾的主要特點(diǎn)。
- Some advantages such as energy saving, lighter color of rosin, lower oil content and lower crystallizing tendency were described for the vacuum distillation of oleoresin. 介紹了松脂減壓蒸餾具有節能、松香色淺、含油量低、不易結晶等優(yōu)點(diǎn),同時(shí)介紹了生產(chǎn)操作過(guò)程中的控制要點(diǎn)。
