B - Operations – Transporting – 27 – K
Patent
B - Operations, Transporting
27
K
B27K 7/00 (2006.01)
Patent
CA 2385289
The invention concerns a method for treating cork or a cork-based material, for extracting therefrom contaminating organic compounds which consists in contacting the cork or said cork-based material with a dense fluid under pressure, at a temperature between 10 and 120 DEG C and under a pressure of 10 to 600 bars. The invention also concerns an installation for making articles made of cork or cork-based material, such as stoppers comprising a treating or extracting installation operating by contacting said cork or cork-based material with a dense fluid under pressure.
Procédé de traitement du liège ou d'un matériau à base de liège, en vue notamment d'en extraire les composés organiques contaminants dans lequel on met en contact le liège ou ledit matériau à base de liège avec un fluide dense sous pression, à une température de 10 à 120 °C et sous une pression de 10 à 600 bars. Installation de fabrication de pièces en liège ou en matériau à base de liège, tels que des bouchons comprenant une installation de traitement ou d'extraction par mise en contact dudit liège ou dudit matériau avec un fluide dense sous pression.
Aracil Jean-Marie
Lumia Guy
Perre Christian
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