Method and apparatus for pressing oilseed to extract oil therefrom
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United States of America
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Feb 4, 2020
Grant Date -
Apr 20, 2017
app pub date -
Mar 31, 2015
filing date -
Mar 31, 2015
priority date (Note) -
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Abstract
A method of extracting oil from oilseed comprising pressing seeds within a screw press including a screw auger rotatably mounted within a cylindrical expeller body, wherein the expeller body comprises a feed section, a compression section, and a discharge section, wherein at least one outlet is provided in the expeller body, preferably in or adjacent the feed section of the expeller, said method comprising the step of controlling the temperature of at least the compression section of the expeller by means such that the temperature of the material within the compression section does not exceed the glass transition temperature of the seeds.
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