REMOVAL OF UNWANTED MINERAL OIL HYDROCARBONS
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United States of America Patent
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Jul 4, 2024
app pub date -
Sep 14, 2021
filing date -
May 4, 2021
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Abstract
Present invention relates to process for reducing MOSH and/or MOAH content of from vegetable lauric oil, wherein the process is comprising steps of: a) subjecting vegetable lauric oil to short-path evaporation, wherein the short-path evaporation is performed at a pressure of below 1 mbar, at a temperature in a range of 180 to 270° C., and with a feed rate per unit area of evaporator surface of the shorth-path evaporation equipment in a range of from 10 to 400 kg/h·m2, and b) Contacting the retentate vegetable lauric oil of step a) with adsorbent, and obtaining a bleached retentate vegetable lauric oil, and c) Subjecting the bleached retentate vegetable lauric oil of step b) to a further refining step carried out in an oil refining equipment consisting of a stripping column with packing and not more than one oil collection tray or in a deodorizer.
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