By Roy M. Mortier, Malcolm F. Fox, Stefan T. Orszulik
"Chemistry and know-how of Lubricants" describes the chemistry and know-how of base oils, ingredients and purposes of liquid lubricants. This 3rd version displays how the chemistry and know-how of lubricants has built because the First version was once released in 1992. The acceleration of functionality improvement long ago 35 years has been as major as within the prior century: Refinery tactics became extra specific in defining the actual and chemical homes of upper caliber mineral base oils. New and latest ingredients have more desirable functionality via more desirable realizing in their motion. Specification and trying out of lubricants has turn into extra targeted and rigorous. "Chemistry and expertise of Lubricants" is directed largely at these operating within the lubricants in addition to members operating inside academia looking a chemist's standpoint of lubrication. it's also of worth to engineers and technologists requiring a extra primary knowing of the topic.
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Additional resources for Chemistry and Technology of Lubricants 3rd Ed
R. A. (1986) Lube facility makes high quality lube oil from low quality feed, Oil and Gas Journal, May 19, 41–51. 6. Bull, S. and Marmin, A. (1979) Lube oil manufacture by severe hydrotreatment, PD 19, 10th World Petroleum Congress, Bucharest. 7. J. M. (1979) New dewaxing process proven in operations, Oil and Gas Journal,Jan 15, 103–105. 8. C. Y. (1980) A new process for dewaxing lube base stocks: Mobil lube dewaxing. API 45 Midyear refining meeting, May 1980. 9. J. A. M. (1992) Advances in lube base oil manufacture by catalytic hydroprocessing.
E. to give good yields of high-quality raffinate, solvent absorption power, to minimise the solvent/oil ratio, ease of separation of extract and raffinate phases, ease of solvent recovery – its boiling point must be below that of the raffinate extract, • desirable solvent properties such as stability, safety, low toxicity, ease of handling and cost. New plant units and conversions increasingly use N-methylpyrrolidone because it has the lowest toxicity and can be used at lower solvent/oil ratios, which save energy.
Fischer–Tropsch synthesis: Syngas is converted into linear hydrocarbons in a Fischer–Tropsch synthesis. Iron and cobalt catalysts can be used with or without co-catalysts on a support such as alumina, silica or titania. 8), with side reactions producing olefins and alcohols as well as others. 8) There are two generic Fischer–Tropsch processes: one operating at high temperatures of 300–350◦ C, HTFT, and one at lower temperatures of 200–250◦ C, LTFT. The HTFT process uses iron-based catalysts and tends to produce relatively low molecular weight species that include olefins and significant levels of oxygenates.