Method and apparatus for pressing oilseed to extract oil therefrom
US10550352B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2015 |
| Grant date | Feb 4, 2020 |
| Priority date | — |
| Expiry date | Mar 15, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11B1/06
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.