Lubricating oils
Experimental Analysis Of Tribological Properties Of Various Lubricating Oils Without And With Using Extreme Pressure Additives By Using Four Ball Extreme Pressure Oil Testing Machine
... either oils or liquids or gasses as lubricants. The lubricating oils are selected considering the various operations condition like temperature rise, working load, normal working temperature; ...
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Determination Of Wear Metals In Automotive Lubricating Oils Using UV Spectrometry
... The problem in determination of wear metals in lubricating oils are the method used are complicated. Most of method used by using other instruments such as flame atomic absorption spectrometry (FAAS) and ...
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Physico-chemical and Concentration of Heavy Metals Analyses in Virgin and Used Lubricating Oils: A Spectroscopy Study
... use, lubricating oils from automobiles tend to differ in terms of their physical and chemical composition from virgin and used lubricating ...used lubricating oils will guide us to ...
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How Polymers Behave as Viscosity Index Improvers in Lubricating Oils
... base oils by saturates content, % sulfur and VI. API Group III mineral oils, produced by sophisticated refining techniques, and API Group IV synthetic oils offer higher VI characteristics than con- ...
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Methods for Determining the Solubility Parameter of Additives for Lubricating Oils
... In this article I have been working for the determination of the solubility parameter by two methods for an additive KELTAN 4200 used in lubricating oils. To determine the solubility parameter, it is ...
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Optimization of Hydrocarbons Biodegradation by Bacterial Strains Isolated from Wastewaters in Ouagadougou, Burkina Faso: Case Study of Diesel and Used Lubricating Oils
... Fortunately, the degradation of these oils in the environment is possible through several techniques: physical [12], chemical [13] or biological [6, 14-15]. Mechanical method to reduce hydrocarbon pollution is ...
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WEAR TESTS OF SLIDING SURFACES IN THE ENVIRONMENT OF MIXTURES OF LUBRICATING OILS AND REFRIGERANTS
... mixture: lubricating oil RENISO KM 32 (MO) with the refrigerant R290, lubricating oil PLANETELF ACD 32 (POE) with refrigerant R290, and lubri - cating oil RENISO KM 32 (MO) with the refrig - erant ...
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Wavelet Transform and Fractal in Resolving Spectra Peaks to Analyze FT IR Spectrum Data of Lubricating Oils
... Using the electronic balance and the diesel oil type of Great Wall CD40-15W, two sets of oil samples were respectively provided: water quality percentage were 0.10%, 0.22%, 0.44%, 0.88% of the lubricating oil ...
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CHARACTERIZATION OF MOTOR LUBRICATING OILS
... The principle of supporting a sliding load on a friction reducing film is known as lubrication. The substance of which the film is composed is a lubricant, and to apply it is to lubricate. A lubricant (sometimes referred ...
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The Fractional Relationship between Viscosity and Surface Tension on Lubricating Oils
... Abstract—Viscosity is a measure which represents the mag- nitude of a moving fluid. Meanwhile, the surface tension of a fluid is the stretched elastic tendency of the fluid due to the attraction force between the ...
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A Review of Methods for Removal of Contaminants in Used Lubricating Oil
... Lubricating oils (LOs) are conventionally obtained from crude ...[1]. Lubricating oils mainly helps in reducing friction, dust, corrosion, protection against wear and tear and provision of ...
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Synthesis and Evaluation of 4 Hydroxy Quinolinone Derivatives as Antioxidants of Lubricating Grease
... [10] El Ashry, El S.H., EL-Rafey, E., Rezki, N., Abou-Elnaga, H.H., Bakry, W.M.A. and Boghda- di, Y.M. (2014) Evaluation of Some Functionalized Imidazoles and 1,2,4-Triazoles as Anti- oxidant Additives for Industrial ...
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Experimental Investigation of Tribological Properties using Nanoparticles as Modifiers in Lubricating Oil
... into oils, MoS2 nanoparticles have received much attention and exhibited excellent applications for their good friction reduction and wear resistance ...in lubricating fluid under boundary lubrication ...
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Study On Effects Of Triphenyl Phosphate as a potential Additive for Lubricating Oil
... Abstract— Lubricating oils play a vital role in our modern automotive, aviation and power generation ...These oils are formulated by blending a special purpose base oils with suitable ...
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Tribological properties of nanoparticles as lubricating oil additives
... Additives with a tribological action currently used in commercial lubricating oils are dithiocarbamate molybdenum (MoDTC) and zinc dithiophosphate (ZnDTP). These compounds are complex organic molecules ...
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THE EFFECT OF ADDITIVE ON THE VISCOSITY INDEX OF LUBRICATING OIL (ENGINE OIL)
... e.g. oils, water and Solid lubricants ...origin, lubricating oil can be two basic categories: mineral and ...Mineral oils are refined from naturally occurring petroleum, or crude ...Synthetic ...
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Improving the Viscosity Index of used Lubricating Oil by Solvent Extraction
... Lubricating oils which fall under the category of liquid lubricants possess great abilities in reducing friction and wear in close fitting contact surfaces of machinery ...Lube oils are one of the ...
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Comparative Study Of The Levels Of Heavy Metals In Fresh And Used Lubricating Engine Oils Distributed In Nairobi, Kenya
... different lubricating oil brands has been done [Nozil et ...all lubricating oils sample increases with mileage and that copper and iron were below the ...the lubricating oil with respect to ...
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Performance Analysis of Tellus68 Lubricating Oil on Hydro Power Turbo Generator
... 4) Determination of Neutralization Value (IP 1/74) IP 1/74 method was used for the determination of the acidity of used and fresh lubricating oils. Acid content is the quantity of Potassium Hydroxide (KOH) ...
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The Effect of Lubricating Oil on Temperature of Chainsaw Cutting System
... Various lubricating oils are used for lubricating the ...Biodegradable oils are promoted nowadays, with their main advantage being shorter decom- position time in the environment, and the same ...
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