Results 11 to 20 of about 8,820,478 (249)

The Biggerers

open access: yes, 2018
THE BIGGERERS is set in a dystopian future where our tiny heroes, Bonbon and Jinx, spend their days gathering stones and feathers for their basket and waiting to be fed by their owner.
Point Blank Books, Lilwall, Amy
core   +7 more sources

The Effect of Long-chain and Branched Alcohol on Lubricity of Dodecanedioic Acid Based Ester [PDF]

open access: yesKemija u Industriji, 2021
Thirteen samples of esters based on dodecanedioic acid with different chemical structures were synthesized. Among these were di-2-octyl dodecanedioate, didecyl dodecanedioate, di-2-ethylhexanol dodecanedioate, di-2-ethylbutyl dodecanedioate, dioctyl ...
Waled Abdo Ahmed   +5 more
doaj   +1 more source

An Experimental Investigation on Cloud and Pour point properties of Linseed Biodiesel and analyze the performance and emission characteristics with diesel engine [PDF]

open access: yesEPJ Web of Conferences
As countries adopting the industrialized social structures are being increased recently, the global focus on sustainability has been also intensified. This transpose has provoked the need to identify accessible and reliable energy sources to handle the ...
Rajasekaran Mahesh   +3 more
doaj   +1 more source

Application of Pineapple Skin Waste as a Source of Biosolvent for Use as Wax Inhibitor

open access: yesJournal of Earth Energy Engineering, 2020
Wax paraffin deposition is a problem faced in the pipeline for petroleum industries that they blockage the partial or full inside the pipe, which will decrease the production rate.
Muhammad Khairul Afdhol   +5 more
doaj   +1 more source

Comparative analysis of various waste cooking oils for esterification and transesterification processes to produce biodiesel

open access: yesGreen Chemistry Letters and Reviews, 2021
This study is focused on the production of biodiesel from waste cooking oils to turn the waste into energy by biological means. Physicochemical analysis of the oil samples was performed by measuring their density, acid value and saponification value for ...
Ikram ul Haq   +6 more
doaj   +1 more source

Investigation effect of depressant additives on physicochemical properties of engine oil [PDF]

open access: yesОмский научный вестник, 2021
In this work, laboratory tests of M8G2k engine oil are carried out with the introduction of SAP 110 depressants by Shell Additives and Lz 6662 by Lubrizol and their impact on the properties of the lubricant in question are assessed separately. During
S. V. Pashukevich
doaj   +1 more source

Application of Bio-Derived Alternatives for the Assured Flow of Waxy Crude Oil: A Review

open access: yesEnergies, 2023
High molecular weight paraffin/wax precipitates in the solution of crude oil when the surrounding temperature falls below the wax appearance temperature, which causes the problem of wax deposition in pipelines.
Ron Chuck Macola Gabayan   +2 more
doaj   +1 more source

Crystallization fractionation of palm oil biodiesel as an alternative for improving its cold flow properties

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2014
Palm oil biodiesel (POB) has excellent properties as a fuel for engines. However, due to its highly saturated chemical composition, this biofuel presents a faulty performance at temperatures close to the environmental temperature of several Colombian ...
Alirio Yovany Benavides   +2 more
doaj   +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

An Investigation of the Asphaltene Effect on Wax Precipitation of Iran Asmari Reservoir Dead Crude Oil [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2023
Wax and asphaltene precipitations cause many problems and high costs in the petroleum industry; therefore, the significance of studying these depositions' behavior is considerable.
Elnaz Khodapanh   +2 more
doaj   +1 more source

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