VHVI Very High Viscosity Index

The paper reviews in detail the developing trends of the foreign technological advances in manufacturing lube base oil which includes conventional lube base oil,high viscosity index(HVI),very high viscosity index(VHVI) and ultra high viscosity index(UHVI) base oil,synthetic base stocks,biodegradable lubricants and re-refined oil.

详细阐述了各种润滑油生产技术的发展趋势，包括传统基础油；高、极高和超高粘度指数基础油；合成基础油；可生物降解油品以及废油再生技术。

Minimum variation in viscosity with change in temperature

高粘度指数确保温度变化时最小的粘度变化。

It is based on high viscosity index mineral base oil and a mixed lithium/calcium soap thickener.

它由高粘度指数矿物基础油和锂/钙混合皂基增稠剂配制而成

PREPARATION OF LUBE BASE OIL WITH HIGH VISCOSITY INDEX (HVI) BY MEDIUM PRESSURE HYDROTREATING OF DEWAXED OIL AND WAX DEOILING OIL FROMNANYANG VACCUM DISTILLATE

南阳减三线脱蜡油加蜡下油中区加氢处理生产高粘度指数润滑油

Study of Manufacturing High Grade Lube Oil Base Stocks from Intermediate Crude Oil by Medium Pressure Hydrotreating Process;

中压加氢处理从中间基原油制取高粘度指数润滑油基础油研究

Research of the Producing Process of High Viscosity Index Lube Base Oil by Importing Mid Pressure Hydrotreating Processe;

加氢处理引入高粘度指数润滑油基础油生产工艺研究

Shear Stability ability of a lubricant such a grease or VI improved Oil to withstand mechanical shearing without being degraded in conslstency or viscosity.

剪切稳定性润滑产品(如润滑脂或高粘度指数油品)抵抗机械搅拌而不发生稠度或粘度降低的能力。

digital high-temperature rotary viscosimeter

数字式高温旋转粘度计

Their blood viscosity, plasm viscosity, red blood cell( RBC) deformed exponent were also measured.

检查全血粘度、浆粘度和红细胞变形指数。

polyacrylate-type VI improver

聚丙烯酸酯型粘度指数改进剂

Petroleum products--Calculation of viscosity index

GB/T1995-1998石油产品粘度指数计算法

Petroleum products--Computation table for viscosity indices

GB/T2541-1981石油产品粘度指数算表

Preparation and Application of Hydrogenated SIBR Used for Viscosity Index Improver

用于粘度指数改进剂的氢化SIBR的研究

coefficient of kinetic viscosity

动力粘性系数，动力粘度

The slurry apparent viscosity has exponent relation to the solid volume content.

矿浆表观粘度与固体体积含量呈指数关系。

Study on Velocity Exponent of the Viscous Damper and Its Engineering Applications

粘滞阻尼器速度指数及其工程应用研究

counter-pointer altimeter

计数器指针式高度表

logarithmic viscosity number

对数粘[度]数，比浓对数粘度

The quality of metallurgical coke is improved by means of controlling caking index in the coking plant of Taiyuan Iron＆ Steel Complex.

太钢焦化厂通过控制粘结指数指标提高了冶金焦炭的质量。