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- oxidation of lubricating oil 润滑油的氧化
- Insolubles content of lubricating oils. 标准英文名: Petroleum products.
- Acid number of lubricating oil can be obtained by neutralizing standard acid solution and alkalinity substance of aqueous phase. 用标准酸溶液中和水相中的碱性物质,即可获得润滑油的酸值。
- A new method to measure TBN of lubricating oil,which is called cyclic voltammetric method,is introduced. 对总碱值检测法在设备润滑的全过程管理中的应用进行了介绍。
- Examine working status of the frame, degree of cleanness and oil level of lubricating oil termly. 定期检查托架的使用情况,定期检查润滑油的清洁度和油位。
- The synthesis and theory of diisopropyl phosphorodithioic arylic butyl ester for ashless additive of lubricating oil was studied. 阐述了硫磷酸系列润滑油无灰添加剂,二异丙基二硫代磷酸丙烯酸丁酯的反应原理、合成工艺。
- The supplement type lubricating oil additive is important for improvement of lubricating oil performances,with greater potential to develop. 补充型润滑油添加剂对改善和提高油品使用性能具有重要意义,有较大的发展应用潜力。
- The technical characteristics and industrial trial-production of the first unit of lubricating oil hydrotreating in China were presented. 介绍了我国引进建设的第一套润滑油加氢处理的工艺特点和工业试生产情况。
- Its tribological properties as friction reducing and anti-wear additives of lubricating oil are evaluated with four-ball and reciprocation tribo-tester. 用四球及往复式摩擦试验机对其摩擦学性能进行了评价,结果表明:油酸铅具有良好的抗磨性能、显著的减摩性能和中等的极压性能。
- Demulsibility Characteristics of Lubricating Oils, Method of Test for (05. 测定润滑油的乳化分解性的试验方法(05。
- The author pays great attention to analysing the influence of the property of lubricating oil and the lubricating methods on the service life of the slush pump gear set and offers some suggestions about the improvement on the lubricating methods. 笔者着重分析了润滑油性质和润滑方式对钻井泵齿轮副寿命的影响,并提出了改进钻井泵润滑的若干建议。
- Oxidation stability tester of lubricating oils 润滑油氧化安定性测定仪
- Tthe oil quantity of gear box's lubricating oil. 卷扬机齿轮箱润滑油油量是否符合规定。
- They painted a coat of paint to prevent the oxidation of the ship by seawater. 他们刷了一层油漆以防止船只被海水氧化。
- There was no bulk oxidation of the silver. 银不会发生体相氧化。
- The shearing stability properties and low temperature properties of four kinds OCP viscosity increaser suitable for use in production of lubricating oil made from Nanyang crude oil are determined. 通过对四种OCP增粘剂的剪切稳定性能、低温性能进行评价,综合考虑确定了南阳原油生产润滑油的增粘剂的种类。
- oxidation characteristic of lubricating oils 润滑油的氧化性能
- Extraction of lubricating oils with furfural was studied by considering the effects of temperature and the ratio of furfural to oil. 实验研究糠醛精制过程中温度、醛油比对精制效果的影响.;结果表明糠醛精制润滑油存在一个最优操作温度区域;
- Lubricating oil is used in most parts of a car. 大多数的汽车零部件都会用到润滑油。
- Method for Estimating Apparent Vapor Pressures and Molecular Weight of Lubricating Oils (05. 评价润滑油的表观蒸气压力和分子重量的方法(05。