以中原原油直馏馏分为原料，用尿素络合法制得纯度较高的轻液体石蜡和低凝点煤油。
High purity light liquid paraffin and low condensing point kerosene are produced by urea complex using Zhongyuan crude oil distilling cut as raw materials.
本文分析了低粘液环输送高凝、高粘原油的理论基础，并在试验管道上成功地实现了高凝原油的低粘液环输送。
An analysis is made in the paper of the theoretical basis on which the crude oil of high pour point and high viscosity is transported by low viscous liquid jacket.
加入低温流动性能改进剂生产的低凝柴油，在储存和使用过程中存在凝点、冷滤点反弹回升现象，因此对辽河原油的常压柴油、加氢裂化柴油进行了加剂研究。
It is known that setting point and cold filter plugging point of low pour point diesel with cold flow promoter can reverse during the storage and use process.
辽河分公司南蒸馏装置改造之后，主要加工高酸值、强腐蚀性的低凝环烷基原油。
The south crude distillation unit in Liaohe Petrochemical Company mainly processes high-acid-value, corrosive and low-freezing-point naphthenic crude oils after revamping.
研究结果表明：渤中28-2南油田群原油及其混合原油均为低硫、低酸、高含蜡、易凝的中质原油；
The studied results indicate that both crude oils and mixed oils in BZ 28-2S oilfield group are medium oil with sweet, low acid, high wax content and high pour point;
研究结果表明：渤中28-2南油田群原油及其混合原油均为低硫、低酸、高含蜡、易凝的中质原油；
The studied results indicate that both crude oils and mixed oils in BZ 28-2S oilfield group are medium oil with sweet, low acid, high wax content and high pour point;
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