1) furfural refining
糠醛精制
1.
Study on furfural refining adding denitrogenation agents;
糠醛精制添加脱氮组分的研究
2.
Application of KQ-1 corrosion and coking inhibitor in anticorrosion of furfural refining unit;
KQ-1缓蚀阻焦剂在糠醛精制装置防腐中的应用
3.
Experiment research of improving selectivity of furfural refining of lubricating oil
改善润滑油糠醛精制选择性的实验研究
2) furfural extraction
糠醛精制
1.
The result of processing test showed that,through furfural extraction,ketone-benzol dewaxing and clay refining,the hydrocracking bottom oil can be used to produce the lube base oil that matches the standard of HVIH(high viscosity index base oil).
加工试验表明,加氢裂化尾油经过糠醛精制、酮苯脱蜡以及白土精制可以生产出符合HVIH标准(高粘度指数基础油)的润滑油基础油。
2.
In order to solve some problems in the process of furfural extraction for transformer oil,such as the low selectivity of acid removal,the low yield of products,the high cost of extractant and the high energy consumption for regeneration of the used extractant,the process optimization was carried out.
为了解决糠醛精制变压器油工艺中存在脱酸选择性低、产品收率低、萃取剂成本和再生能耗高等问题,对糠醛精制工艺进行了优化研究。
3.
Several typical furfural extraction technologies in the world and their applications in the base oil production are described.
介绍了国内外几种典型的糠醛精制工艺及其在不同基础油生产工艺中的应用情况,提出糠醛精制工艺几乎在所有润滑油基础油生产工艺中都具有举足轻重的作用,包括传统的糠醛精制-酮苯脱蜡-加氢(白土)补充精制工艺和新兴的加氢处理及异构脱蜡工艺等,从而应予以充分重视。
4) furfural refining unit
糠醛精制装置
1.
In order to meet the requirement of processing import feedstock, the rotating disc tower in heavy furfural refining unit of Maoming Company has been replaced by the rotating-packing complex tower in the revamping.
茂名分公司重质油糠醛精制装置原抽提塔为转盘塔,为适应加工进口原料油的需要,改造时采用转盘-填料复合塔技术,提高了装置技术水平,使萃取塔能够保持较稳定的界面,精制油的质量、收率得到明显提高,装置加工能力上升,抽提塔最大比负荷提高了11。
2.
The technical revamping of two stage extraction in lube oil furfural refining unit with the capacity of 200000t/yr is performed by PetroChina Yumen General Petroleum Processing and Chemical Complex.
中国石油玉门炼油化工总厂对20万t/a润滑油糠醛精制装置进行二段抽提工艺改造,采用溶剂分流、抽出液合流的独特工艺。
3.
The problems of production in the lube furfural refining unit in The Nanyang Par- affin Wax Fine Chemical Plant were introduced.
介绍了南阳石蜡精细化工厂润滑油糠醛精制装置运行过程中出现的问题和存在的不足,详细描述了溶剂回收系统、蒸汽发生系统、精制液加热炉、精制油汽提塔、抽出油塔底重沸器等“瓶颈”的改造设计方法。
5) furfuryl alcohol
糠醛酒精
6) dilution oil
润滑油糠醛精制装置
1.
Influence of several dilution oils on the vacuum residue hydrotreating effect has been studied with a pilot fixed bed residue hydrotreating unit.
对比研究表明,润滑油糠醛精制装置抽出油、丙烷脱沥青装置脱沥青油、减压渣油加氢生成油350℃以上馏分均可作为减压渣油加氢处理过程中所需稀释油的替代品种,尤其是后两种油品作稀释油对生产用户更具实际意义。
补充资料：3-甲基糠醛
分子式：
CAS号：
性质：又称3-甲基糠醛。液体。沸点60～61℃(1.599kPa)，由3-甲基呋喃与氯化氢或氢氰酸反应制取。用作有机合成及香精原料。其衍生物：(1)肟，熔点73～76℃，沸点106℃(1.599kPa)。(2)缩氨脲，由乙醇重结晶的晶体熔点为216～218℃(分解)。
CAS号：
性质：又称3-甲基糠醛。液体。沸点60～61℃(1.599kPa)，由3-甲基呋喃与氯化氢或氢氰酸反应制取。用作有机合成及香精原料。其衍生物：(1)肟，熔点73～76℃，沸点106℃(1.599kPa)。(2)缩氨脲，由乙醇重结晶的晶体熔点为216～218℃(分解)。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条