Results 11 to 20 of about 27,562 (297)

Research Progress of Antioxidant Additives for Lubricating Oils

open access: yesLubricants
Lubricating oils play an important role in friction-reducing and anti-wear, as well as enhancing mechanical efficiency. To improve the oxidation stability and service life of lubricating oils, the composition and structure of antioxidants should be ...
Deping Xia   +5 more
doaj   +3 more sources

A research on magnetic properties of magnetic nanodispersed lubricants [PDF]

open access: yesMATEC Web of Conferences, 2019
The paper presents the results of theoretical and experimental studies of the magnetic properties of magnetic lubricating oils. It shows oil magnetization curves in the initial state and after tests in the boundary friction mode.
Bolotov Alexander   +2 more
doaj   +1 more source

Research Progress on the Influence of Microorganisms in Cutting Fluid on Rust Resistance [PDF]

open access: yesCailiao Baohu
Microorganisms can cause the cutting fluid to deteriorate and destroy the anti-rust properties of the cutting fluid,thereby resulting in the corrosion of workpieces and machine tools.Firstly,this article outlined the different invasion pathways of ...
LI Xuwen, SHEN Yuanyuan, LIU Qingkun, ZHANG Junzhuang, DONG Lihua, DONG Yaohua
doaj   +1 more source

Breakdown Processes of Boundary Films Formed by Oiliness Additives

open access: yesTribology Online, 2011
Breakdown processes of boundary films formed by lubricating oils containing oiliness additives were studied in a steel-mercury interface under quasi-static loading.
Ken Nakano, Kazuyoshi Manabe
doaj   +1 more source

The New Test Procedure for Group-Type Composition of Base Oils of Lubricating Oils, Especially Emitted into the Environment

open access: yesEnergies, 2020
Mineral base oil, a product of multistep fine refining of the relevant fractions from vacuum distillation of crude oil, is a main component of so-called mineral lubricating oils containing aliphatic and alicyclic substituted aromatic hydrocarbons, i.e ...
Paulina Nowak   +2 more
doaj   +1 more source

Soluble pozzolanic materials from coal bottom ash as cement replacement material [PDF]

open access: yes, 2021
Nowadays, intensive research in production of highly reactive pozzolanic materials from industrial waste to replace cement is crucial. This action expected to increase industrial waste recycling rate and at the same time reduce extraction of non ...
Abd Wahab, Azrina   +3 more
core   +1 more source

To Study the Viscosity Index of SN500 and SN150 Base Oil with Vegetable Oil and Selective Polymers as Additives [PDF]

open access: yesEngineering and Technology Journal, 2013
Viscosity index is one of the most important parameter for the lubricating oils performance. The effect of additives on the viscosity index for mineral lubricating oils SN500 and SN150 have been studied by adding castor oil, olive oil, corn oil ...
Kitab Omer Mohammed, Rafi Jamal yacoup
doaj   +1 more source

Development of Doped Carbon Quantum Dot-Based Nanomaterials for Lubricant Additive Applications

open access: yesLubricants, 2022
The development of advanced lubricants is essential for the pursuit of energy efficiency and sustainable development. In order to improve the properties of lubricating fluids, high-performance lubricating additives are required.
Vijay Bhooshan Kumar   +2 more
doaj   +1 more source

Recycling of waste engine oils using a new washing agent [PDF]

open access: yes, 2013
This paper addresses recycling of waste engine oils treated using acetic acid. A recycling process was developed which eventually led to comparable results with some of the conventional methods.
Hamawand, Ihsan   +2 more
core   +5 more sources

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