稠油

The accumulation of asphaltene in the system depends on the physical structure of ...

在沥青质分子单元叠积过程中，由沥青质的杂原子因素、过渡金属因素、芳香环结构因素和脂肪性侧链因素共同决定的化学作用的影响是第一位的，其中芳香环结构因素和杂原子因素的影响最为显著，而由稠油体系不稳定性构成的物理作用的影响则居于次要地位。

It is shown that:(1)asphaltene is the main factor influencing the viscosity of the system.

胶体稳定性越高，沥青质越不容易从稠油分散体系中聚集沉淀。

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。

ABSTRACT Because the oil aspirator electrical load, which is adapted by the oil field, is a changeable load with impact, especially the den...

长期以来，由于油田采油生产使用的抽油机电机载荷是带有冲击性的变载荷，特别是稠油和高凝结构井，这种情况更为严重。

LH4-1 Oilfield is a heavy oil field developed from the basis of the bioherm of Miocene Zhujiang Formation.

LH4-1油田是在新近系中新统珠江组生物礁基础上发育起来的稠油油田。

And it isconcluded that electric heating oil production should be applied in low water bearing wells,the liquid supply ability of high condensation point and high waxy oil wells can be less than 40m 3/d,and the liquid supply ability of viscous crude oil wells should be more than that.

通过对各类井筒温度分布曲线的综合分析得出：在电加热工艺选井方面，对高凝、高含蜡油井，应选择液量在 4 0 m3/ d以下且含水较低的井；而对于稠油井应选择供液能力较好且含水较低的井。

Adding a tablespoon of heavy oil to each cylinder should temporarily quiet the noise.

添加一汤匙的稠油到每一个气缸里能暂时去除噪音。

Through several year's research,a new type of casing head in view of the problems encountered in preceding stress cementing in thermal production well.

针对稠油热采井预应力固井中存在的问题，研制了一种适用于稠油热采井预应力固井的新型套管头。

The change of superheavy oil viscosity after mixing light oil was studied by the experiment,and the mixed viscosity was calculated by non-linear mixing method.

采用在注蒸汽过程中向地层掺入稀油的方法来降低地层稠油的粘度，实验研究了超稠油掺稀油后粘度的变化，并按非线性混合方法计算了稠油与稀油混合后的粘度。

Study of experiment and numerical simulation of superheavy oil production by mixing light oil ;2. Based on the research of viscosity?temperature relationship of heavy oil, lifting technology in deep wells and mixing light oil for viscosity reduction, the feasibility of lifting technology of hollow rod is studied.

该文针对深层稠油油藏的特点，在对稠油粘温关系和深井举升工艺进行研究的基础上，结合实验室掺稀油降粘效果研究结果，对空心杆泵上和泵下掺稀油举升工艺的可行性进行了研究。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。