Naphthenic acids, strontium salts;
环烷酸锶盐；
Naphthenic acid corrosion is the tough problem in processing high-acidity crude.
环烷酸腐蚀是炼制高酸值原油时遇到的一个难题。
The results show that naphthenic nitrate is a valuable additive in practical use.
研究结果表明，脂环族硝酸酯作为柴油十六烷值改进剂具有很高的使用价值。
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 analysis results of naphthenic acids were obtained by the use of MS and EI techniques.
通过电子轰击(ei)质谱(MS)分析得到的环烷酸。
The methods of purification for naphthenic acid consist of physical method and chemical method.
环烷酸的提纯方法主要有物理方法和化学方法。
In this paper, we have introduced briefly the source molecular structure purification of naphthenic acids.
本文简要介绍了环烷酸的来源、分子结构和提纯方法。
Methods of the removal of naphthenic acid are chemical extraction, solvent extraction absorption, and so on.
脱除环烷酸的方法一般可有化学萃取、溶剂萃取、吸收等。
To find that mixture of naphthenic mineral oil and ester oil as base oil, the grease has a proper noise character.
发现以酯类油与环烷基矿物油的混合油做基础油时，合成的锂基脂具有较好的噪声特性。
Naphthenic acid alkanolamide was synthesized as flooding agent with petroleum naphthenic acid as starting material.
以石油环烷酸为原料制备出石油环烷酸烷醇酰胺类驱油用表面活性剂。
At the same corrosion environment, the corrosion rate of naphthenic acid drops with the increase of its molecular weight.
腐蚀环境相同时，环烷酸的腐蚀速率随着环烷酸分子量的增加而降低。
The test results show that it is feasible in the process. The quality of gas oil after purification and recovered naphthenic.
试验结果证明，此法在工艺上是可行的，精制后柴油和回收环烷酸的质量均达到了产品标准。
The technological application of naphthenic acid, naphthenate and naphthenic acid organic derivatives in China were reviewed.
论述了环烷酸、环烷酸盐、环烷酸有机衍生物的工业应用及前景。
It can be an economical and effective method for extracting naphthenic acids from the heavy oil fractions of Xinjiang crude oil.
这可能是从新疆石油重质馏分中提取环烷酸的一种经济、有效方法。
Besides, the aluminum diffused steel would become one of the cheap naphthenic acid resistant materials to replace stainless steel.
此外，渗铝钢将成为替代不锈钢的廉价耐环烷酸腐蚀材料。
The influence of the filled Aromatic oil and Naphthenic oil on the properties of the oil extended polybutadiene rubber was studied.
研究了填充高芳烃油和环烷油对充油顺丁橡胶性能的影响。
A new industrialized process giving high pure naphthenic acids refining from crude naphthenic acids has been proposed in this paper.
提出了一种由粗环酸精制为高纯环烷酸的工业化新工艺。
The results indicated that extracts contain aliphatic, aromatic and naphthenic compounds and a large amount of oxygen containing group.
结果表明，萃取物中含有脂肪族结构、芳香结构、大量含氧基团，并含有脂环化合物。
Bohai 36 1 crude is classified to low sulfur naphthenic base crude oil, which is a good feedstock for producing high grade road asphalt.
渤海361原油属低硫环烷基原油，是生产优质道路沥青的良好原料。
After we alter the content of naphthenic acid in residual oil, comparing the corrosion speed when residual oil is in stationary and running.
改变渣油中环烷酸含量后，分别测定渣油在静止和流动时的年腐蚀速率并进行比较。
In this paper, laboratorial evaluation and industrial application of curing accelerator, imidazoline prepared from naphthenic acid were introduced.
对由环烷酸制备的咪唑啉环氧树脂固化促进剂在实验室进行了评价，并介绍了其在工业上应用的情况。
Refinery waste water treating was tested with an annular centrifugal extractor for naphthenic acid recovery in Shengli Refinery of Qilu Petrochemical Company.
介绍用三辛胺萃取剂回收石油酸废水中环烷酸的工艺流程、萃取设备和工业试验结果。
In this paper, some advances in study on rare earth extraction chemistry are reviewed since the naphthenic acid has been used in extracting rare earth to 1990s.
本文主要综述环烷酸用作稀土元素萃取剂的萃取化学研究进展。
The effect of nitrogen sparging on the mass transfer rate in the extraction of copper from aqueous solution by a kerosene solution of naphthenic acids was studied.
研究了氮注射对环烷酸萃取溶液中铜离子的质量转移速率的影响。
Rare earth elements in the aqueous leaching liquor of chlorinated mine mud from Sichuan West is of lower content, they can be separated by naphthenic acid extraction.
川西稀土矿泥氯化后水浸液中，稀土含量较低，可借助环烷酸萃取法分离出稀土元素。
The molecular structure and some basis performances of a plasticizer(namely naphthenic oil) were characterized by GPC, TGA, surface tension meter, DSC and other methods.
利用凝胶色谱（GPC）、热重分析（TGA）、表面张力仪和差示扫描量热（DSC）法等对增塑剂环烷油的分子结构及其基本性能进行了表征。
Latest progresses on naphthenic acids degradation, including biodegradation, photodegradation, ozonation, and gas phase catalytic oxidation, were reviewed in this paper.
本文综述了国内外有关环烷酸降解的最新研究进展，其中包括生物法、光解法、臭氧法和气相催化氧化法等。
The south crude distillation unit in Liaohe Petrochemical Company mainly processes high-acid-value, corrosive and low-freezing-point naphthenic crude oils after revamping.
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 invention addresses the technical problem of high temperature naphthenic acid corrosion and sulphur corrosion and provides a solution to inhibit these types of corrosion.
本发明针对高温环烷酸腐蚀和硫腐蚀这一技术问题，提供了用于抑制这些类型的腐蚀的技术方案。
The invention addresses the technical problem of high temperature naphthenic acid corrosion and sulphur corrosion and provides a solution to inhibit these types of corrosion.
本发明针对高温环烷酸腐蚀和硫腐蚀这一技术问题，提供了用于抑制这些类型的腐蚀的技术方案。
应用推荐