The extraction and refining process includes distillating washing oil or anthracene oil to get fluorene distillate, then crystallizing the fluorene distillate to get fluorene using cooling or solvent.
芴的提取精制过程是先间歇蒸馏洗油馏份或蒽油馏份切取芴主馏份，再采用冷却结晶法或溶剂结晶法精制芴主馏份得到芴。
Based on the framework of the components phase equilibrium, the process of gas washing can deplete then-alkanes of the oil and produce the subsequent condensates.
在各组分气液溶解平衡的格架下，气洗作用将导致残余油中正构烷烃的大量损失以及次生凝析气藏的形成。
Water - washing and dehydrating steps in the old process are left out in the new one, of which the main advantages are: no sewage discharge. low energy consumption, less time and low oil loss.
该技术省掉植物油间歇双漂老工艺中的水洗和脱水工艺，使漆用植物油的精制处理无污水排放，节能，省时，降低油耗。
Gas oil fraction of shale oil is unstable. To address this problem, the authors of the article propose a new solvent extraction-alkali washing refining process.
针对页岩油粗柴油馏分不稳定问题，提出了一种溶剂萃取-碱洗精制工艺。
In this work, the process of the biodiesel production from rapeseed oil and the crude biodiesel washing has been provided.
通过水洗可以很容易去除粗生物柴油中的游离甘油，但是水洗不仅会产生大量工业废水，而且增加产品成本。
The treated water from waste liquid produced in second-process of refining oil can be used on electric desalt unit and FCC 'waste gas washing process.
将炼油二次加工过程中产生的含硫含氨污水经汽提脱硫脱氨后得到的净化水，代替原来使用的除盐水用于原油电脱盐装置和催化装置富气注水。
This machine adopts the walls surround type filter, oil filter is always accompanied by the washing process, so that the trunk was kept clean.
本机器采用了四壁环绕式滤清器，给油过滤始终伴随着洗衣过程循环进行，从而使衣箱被保持清洁。
This paper suggests that the heavy oil is originated not only from water washing oxygenated mature oil, bio-degration or deasphalt process of this oil during immigration, but also from sub-humic ty…
本文提出了江汉盆地重质油的成因除具有成熟原油遭受水洗氧化作用、生物降解作用或运移中脱沥青作用外，还发现有的确系原生重质油，与膏盐环境偏腐泥型的不成熟生油岩有关。
This can replace the rich-oil naphthalene-washing process in benzol section and offer the reliable reference for removing the naphthalene in coke-oven gas.
本文提出了利用低萘洗油脱除焦炉煤气中萘的工艺方案。
This can replace the rich-oil naphthalene-washing process in benzol section and offer the reliable reference for removing the naphthalene in coke-oven gas.
本文提出了利用低萘洗油脱除焦炉煤气中萘的工艺方案。
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