The oligomer obtained featured lower pour point and high viscosity index.
癸烯齐聚物的倾点低，粘度指数高。
The solutions are adding the pour point depression agent and steam injection from the top.
解决方案为加入降凝剂，并在罐上部注入蒸汽。
The pour point depressor is soluble in nonpolar solvent and insoluble in the relatively polar solvent.
此降凝剂能溶于非极性溶剂，不溶于极性较强的溶剂。
There are limitations currently in the pipe transportation for high pour point oil and high viscous oil.
现有的高凝、高粘原油的管道输送技术都存在一定的局限性。
The rubber filling oil gained is light coloured; its carbon structure is good; and its pour point is low.
得到的橡胶填充油颜色浅、碳型结构好、凝点低。
The oil of high wax content and high pour point in Shenyang oilfield is very difficult to gather and transmit.
沈阳油田为高含蜡、高凝固点的原油，原油集输十分困难。
Synthesis and purification of long chain alkyl acrylate as intermediate of pour point depressant were introduced.
介绍了降凝剂中间体丙烯酸高碳醇酯的合成和产品分离提纯方法。
A certain Sudan oilfield is a heavy oil region with a high crude density, a high content of wax and a high pour point.
苏丹某油田是稠油为主力区块的油田，油品密度大、含蜡高、倾点高。
Effects of raw material and product color of alkyl naphthalene on the pour point depression of lube oil were investigated.
考察烷基萘的原料(石蜡熔点)和产品色度对该剂降凝效果的影响。
The research on the low temperature pumpability of oil shows that the pour point depressant has the remarkable improvement;
对油品低温泵送性能的研究表明，降凝剂具有明显改善作用；
The effects of crude oil properties, the structure of PPD and the testing conditions on pour point depression were discussed.
讨论了原油的性质、降凝剂的结构及试验条件对降凝效果的影响。
Further more, it was discussed that different component mixture ratio had some influence on enhancing effect of pour point reducer.
并探讨了调合组分的不同配比对提高降凝剂降凝效果的影响。
In addition, the higher alcohol acrylate polymer was prepared, the pour point depression performance of the polymer was investigated.
同时制备了丙烯酸高碳醇酯的聚合物，并对聚合物的降凝性能进行了探讨。
Add different for different crude oil pour point depressant, dispersant or viscosity reducer can improve low-temperature fluidity of crude oil.
针对不同原油加入不同降凝剂、分散剂或降粘剂可以改善原油的低温流动性。
In this paper heat transfer analysis of water flooding technology in cement underwater tank for storage of high pour point crude oil is described.
本文研究混凝土水下油罐采用油水置换工艺贮存高凝原油的传热规律，它是工艺设计与结构设计的重要依据。
This method is particularly suitable for transporting highly viscous or high pour point crude oil, which will be otherwise difficult to transport.
输油效率很高，特别适于输送其它方法难以输送的高粘或高凝原油。
The research proved that the copolymer have very good pour point depressing effect on paraffin-base crude oil. It is a new kind of pour depressor.
研究表明，该共聚物对某些含蜡原油有很好的降凝作用，是一种新型的原油降凝剂。
The hydrodewaxing and hydrotreating-hydrodewaxing processes used to reduce pour point of diesel fuel and their commercial application were introduced.
介绍了柴油临氢降凝和加氢降凝技术及其工业应用情况。
The hydrocracking tail oil possesses the characteristics of higher viscosity index, pour point, viscosity and lower sulfur, nitrogen, impurity content.
加氢裂化尾油粘度指数高，低硫、低氮、杂质含量少，倾点和粘度偏高。
In accordance with inefficiency of recovery technologies for heave and high pour point oil, magnetic pour viscosity reduction technology has been studied.
针对以往稠油、高凝油区块开采工艺技术的不足，研究了磁降凝、降粘技术。
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.
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。
The main features of the crude oil in fault block Shen 84 of Shenyang oil field are high wax content, high pour point, and low contents of gum and asphaltine.
沈阳油田沈84断块原油的主要特点是高含蜡、高凝固点，低胶质和低沥青质含量。
The influence of pour point depressant on the shape and electric properties of wax crystal was studied by micro-electrophoresis meter and polarizing microscope.
采用偏光显微镜和微电泳仪研究了聚丙烯酸酯降凝剂对蜡晶的形态和电性质的影响。
Thermal calculation made is mainly to assess whether the inlet oil temperature at each station after non-heating operation is higher than crude oil's pour point;
热力计算主要是核算越站后各站的进站油温是否高于原油的凝点；
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.
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。
The features, outline and principle of ASTM D6749-02, petroleum product pour point determination (automatic air pressurization method), is explained in this paper.
介绍了ASTMD6749—02《石油产品倾点测定法(自动空气加压法)》的特点、概要及原理。
Jingbei buried hill reservoir is a high pour point reservoir with complicated geologic characteristics and crude oil properties and greater developing difficulties.
静北潜山油藏是一个地质特征和原油性质复杂、开发难度较大的高凝油油藏。
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 effects of increasing viscosity and depressing pour point of T803B in paraffin base oils withdifferent viscosity while matching with different Vlls were described.
简要叙述了T803B在不同粘度的石蜡基基础油和与不同粘度指数改进剂相匹配时的增粘降凝效果，并指出该剂的最佳经济适宜用量。
The effects of increasing viscosity and depressing pour point of T803B in paraffin base oils withdifferent viscosity while matching with different Vlls were described.
简要叙述了T803B在不同粘度的石蜡基基础油和与不同粘度指数改进剂相匹配时的增粘降凝效果，并指出该剂的最佳经济适宜用量。
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