05939571 is referenced by 11 patents and cites 21 patents.

A device for the production of oils by pressing and extracting a raw material containing oleiferous or extractable substances in the presence of a liquid or supercritical extraction agent. The device includes an inlet for said raw material, a substantially cylindrical pressing body having outlets for oils and being connected to said inlet, and a press screw movably provided in said cylindrical pressing body whereby said raw material is transported from said inlet into said pressing body and therefrom to a discharge outlet while being pressed. In addition, the pressing body is proof-sealed against its surroundings by a jacket and the press screw and/or the pressing body include outlets wherethrough a liquid extraction agent may be introduced into said raw material present in said pressing body. At the outlet of said pressing body, a pipe permitting degassing of the press cake discharged from the press by applying a vacuum, thus removing the solvent from it, may be provided.

Device and process for the production of oils or other extractable substances
Application Number
Publication Number
Application Date
October 27, 1997
Publication Date
August 17, 1999
Nikolaus Foidl
Birch Stewart Kolasch & Birch
Sucher & Holzer Bauplanungs und
A23L 1/20
C12J 1/10
C11B 1/06
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