Asphaltene content increased, the deterioration of oil quality.
沥青质含量增高时，原油质量变坏。
Others: crude oil asphaltene content of less than 1% in general.
其他：原油中沥青质的含量较少，一般小于1%。
Asphaltene plugging is an important cause of reducing well flow capacity.
油田开发过程中沥青堵塞是引起油井产能下降的一个重要原因。
Treatment with the methods of this invention reduces asphaltene deposits and sludges.
用本发明方法处理会减少沥青质的沉降物和淤渣。
The results also showed that the saturate and aromatic increased, resin asphaltene decreased…
采出油的饱和烃、芳香烃含量增加，胶质、 沥青质含量减少。
The second is about wettability measurement of quartz sands due to adsorption of asphaltene and resin.
第二部分是研究由于沥青质和胶质在石英砂上的吸附，石英砂润湿性发生改变后的润湿性测定。
After hydrothermal catalytic pyrolysis reaction of heavy oil, the stability of asphaltene became worse.
经过供氢催化水热裂解反应，稠油中沥青质的稳定性下降。
It has been found that the age hardening of asphalts is mainly due to the increase of asphaltene content.
沥青质含量的增加是沥青老化后性质变坏的重要原因。
However, gas injection for enhancing oil recovery may cause asphaltene deposit, which seriously influences production.
然而，注气提高采收率有可能引起沥青质沉积，从而严重地影响生产。
Resin and asphaltene components were extracted from Gudao and Liaohe heavy crude oil by adsorption chromatography method.
采用吸附色谱法分离孤岛和辽河稠油，得到了胶质和沥青质组分。
To under - stand better the adsorption progress of petroleum asphaltene must see the whole adsorption behavior of asphaltene.
对沥青质吸附行为有个全面的了解，才能更好地认识石油沥青质吸附过程。
Now the high concentration of asphaltene and other impurities on the transport and processing of crude oil caused difficulties.
现在高浓度的沥青烯以及其他的杂质对原油的输送和加工造成了困难。
There is no resin and asphaltene in the condensate, but 57% chain alkane and 35% cycloal-kane exist in light fraction ( C<10 ) .
凝析油中不含胶质和沥青质，在轻质组分中（C<10）链状饱和烃含量为57％，环烷烃为35％。
At least some of the substantially asphaltene-free, and metal-free distillate fraction is converted to a hydrogen donor diluent.
至少部分基本上不含沥青质且不含金属的馏出馏分被转化成供氢体稀释剂。
The effect of stabilizers on viscosity behavior of petroleum asphaltene solutions was studied with a capillary tube viscosimeter.
采用毛细管粘度计考察了稳定剂对石油沥青质溶液粘度性质的影响。
For the organic scales mainly composed of asphaltene and gum, an organic scale remover containing benzol and diesel (9:1) is selected.
对于以沥青质、胶质为主要成分的有机垢堵塞，确定以粗苯-柴油（9∶1）复配体系为有机解堵剂；
The results show that in the initial phase of reaction, coal is mainly converted to preasphaltene, asphaltene and a little oil and gas.
研究结果表明：在反应起始阶段，煤主要转化为前沥青烯和沥青烯，有少量油气存在。
With the extend of time, the yield of preasphaltene and asphaltene reaches the maximum and the yield of oil and gas gradually increases.
随反应时间的延长，前沥青烯和沥青烯产率出现最大值，油气产率逐渐增加。
The kinetic viscosity, carbon residue and the content of asphaltene of the heavy oil were investigated under function of ultrasonic wave.
讨论了超声波作用对重油的粘度、残炭和沥青质含量的影响。
The effect of adjuvant on Liaohe atmospheric residue(LHAR) asphaltene in slurry-bed hydrocracking was studied by means of FT-IR and UV-Vis.
通过红外光谱及紫外可见光谱分析了悬浮床加氢裂化助剂对辽河常压渣油沥青质的作用。
The influence of different resin sub-fractions on the stability of the oil-water interface stabled by asphaltene sub-fractions is different.
不同胶质亚组分对沥青质亚组分稳定的油-水界面膜稳定性的影响存在差异性。
With three phase algorithm which takes asphaltene precipitation into account, the technique can model asphaltene precipitation quantitatively.
用考虑沥青沉降三相闪蒸数值算法，能对沥青沉降进行有效的量化模拟计算。
The results show that under general conditions of reaction, most of resin is converted into liquid, but most of asphaltene is converted into coke.
结果表明，在通常的反应条件下，胶质大部分转化为液体，沥青质大部分转化为焦炭。
The asphaltene RICO indicates that the Middle and Upper Ordovician may be the main source rocks of the oils in Lunnan, Tahe and Hadexun Oilfields.
沥青质的RICO研究结果表明，中、上奥陶统烃源岩为轮南、塔河、哈得逊原油的主力烃源岩。
The precipitation mechanisms of the glial, wax and asphaltene and impact factors have been definited through a large number of experimental studies.
通过大量的实验研究，明确了塔河油田轻质油胶质、沥青质及蜡析出的机理及其影响因素。
The aging kinetic models in the parameter of n-pentane asphaltene is derermined for simply discovering the anti-aging property of regenerated asphalt.
为了能够简捷、直观地揭示、评价再生沥青的老化性能，建立了以正戊烷沥青质为参数的老化动力学模型。
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。
The maximum value of the calculated mass fraction normalized conductivity of ME-AR was found to be the mark of the occurrence of asphaltene precipitation.
结果表明，渣油质量分数电导率的最大值可以看作是用正庚烷稀释时沥青质聚沉的发生点。
The asphaltene deposition is the result mainly of asphaltene particles flocculation and precipitation in petroleum when the thermodynamic conditions changed.
沥青质沉积主要是原油所处热力学条件变化，原油中沥青质絮凝并沉降的结果。
The asphaltene deposition is the result mainly of asphaltene particles flocculation and precipitation in petroleum when the thermodynamic conditions changed.
沥青质沉积主要是原油所处热力学条件变化，原油中沥青质絮凝并沉降的结果。
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