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%。
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。
A high efficient complex viscosity reduction system XGD was developed for the crude oil in superheavy oil reservoir with high resin and asphaltene content and complicated layer structure.
针对特超稠油油藏原油胶质、沥青质含量高，层状结构复杂的特点，研制了高效复合降粘体系XGD并对其性能进行了评价。
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 main factors and rules in aqua-thermolysis reaction were analyzed through comparison of viscosity, asphaltene and sulfur content before and after super heavy oil upgrading.
通过超稠油水热裂解反应前后黏度、沥青质、硫质量分数等性质的变化，研究了超稠油进行水热裂解的主要影响因素及规律。
The effect of coconut amine on the viscosity and stability of residue asphaltene system was studied and the change in viscosity and colloid stability with coconut amine content was discussed briefly.
考察了表面活性剂椰子胺对石油沥青质体系粘度和胶体稳定性的影响，初步探讨了粘度和胶体稳定性随椰子胺质量分数变化的原因。
Aimed at the characteristic of Liaohe super heavy crude oil such as high content of heavy metal, carbon residue, gum and asphaltene, the demetallization agent for delayed coking unit was developed.
针对辽河超稠油金属含量高，残炭、胶质、沥青质含量高的特点，研究开发了焦化脱金属剂。
It was found that the content and structure of asphaltene, wax and natural carboxylic acid play important roles in emulsification process.
本课题考察了与天然竣酸盐结构相仿的合成摸酸盐的乳化降粘性能。
It was found that the content and structure of asphaltene, wax and natural carboxylic acid play important roles in emulsification process.
本课题考察了与天然竣酸盐结构相仿的合成摸酸盐的乳化降粘性能。
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