A multitude of separations are accomplished by distillation, but its most important and primary function in the refinery is its use for the separation of crude oil into component fractions.
许多分离过程是通过蒸馏进行的，但蒸馏在炼油厂中的最重要和主要的功能则是它在将原油分离成不同馏分过程中的作用。
Systems that can not be separated by purely mechanical means (eg crude oil), chemical separation is the remaining solution.
系统无法石油原油分离纯机械手段(如：)，化学分离是余下的解决方案。
The effects of solvent, temperature, additive and separation time on the refinement process of crude anthracene by using emulsion-crystallization were reported.
采用乳化结晶法，研究了粗蒽精制过程中溶剂、温度、助剂及分离时间的作用。
The troublesome separation of column chromatography would be avoided as crude product recrystallized inn-butanol.
粗产物采用正丁醇重结晶，避免使用较繁琐的柱层析分离。
An analytical procedure as well as the separation method of the hydrocarbon constituents in heavy distillate and residue of crude shale oil is recommended.
通过本工作，初步拟定了适合于页岩油重油、残油的族组成系统分析的方法流程，同时也是族组份分离方法。
Eluants used in eluting chromatographic separation of crude oil family compositions are noxious and volatilizable.
原油族组成洗提层析分离中使用的洗脱液有毒性、易挥发。
However, normal production is resumed by adding a new crude oil and glycol solution separation unit to ensure the supply of glycol.
为此，增加一套原油与乙二醇水溶液分离装置，保证了乙二醇的供应量，从而维持了正常生产。
Unite station oil-water separation is an important approach to implement crude oil dehydration and separation, it keeps connect directly with crude oil quality and economy benefit of crude production.
联合站油水分离过程的是进行原油脱水、实现原油分离的重要环节。它直接关系到成品原油的产品质量以及原油生产的经济效益。
The polyamide chromatography separation conditions of crude polyphenol were investigated. The influence of particle size and amount of polyamide used on extraction yield of (-) -egcg were studied.
研究了茶多酚粗品的聚酰胺色谱法分离条件，考察了聚酰胺的粒度和上样量与聚酰胺的量比对(-)-EGCG提取率的影响。
The methods of separation and analysis of naphthenic acids in crude oil were reviewed.
综述原油中环烷酸的分离与分析方法。
The crude ore of kaolin is added with water into pulp, the disperser is added for dispersing, and then the flocculation accelerator is mixed, then the selective flocculation separation is undergone.
高岭土原矿加水制浆，加分散剂分散，再加絮凝剂搅拌，然后进行选择性絮凝分离。
So the crude oil of ta 'he field is much instability, and colloid and asphaltene are much separation from oil to cause deposition from crude oil system.
所以塔河油田原油非常不稳定，体系中的胶质沥青质极易析出产生沉淀。
Adopted are such methods as density difference and settlement separation to dehydrate such crude oil.
通过密度差、沉降分离等方法对原油进行脱水。
A novel ion exchanger prepared from a strong anion resin modified with histidine was used for purifying crude hyaluronic acid to achieve a successful separation from protein and nucleic acids.
以含有多个氮原子的组氨酸对强碱型阴离子树脂进行修饰，获得一种新型的离子交换剂。用该离子交换剂对透明质酸粗品进行离子交换层析，使透明质酸与蛋白质、核酸达到有效的分离。
Tn recent years, attractive progress has been made in the well stream pre-separation and the crude dehydration by hydrocyclone during high water-cut production.
近年来，水力旋流器在高含水期采出液预脱水和原油脱水的应用上取得了可喜的进展。
Tn recent years, attractive progress has been made in the well stream pre-separation and the crude dehydration by hydrocyclone during high water-cut production.
近年来，水力旋流器在高含水期采出液预脱水和原油脱水的应用上取得了可喜的进展。
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