B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 27/04 (2006.01) A47J 31/08 (2006.01) B01D 39/18 (2006.01) D21H 27/08 (2006.01)
Patent
CA 2374382
A filter paper insert for the preparation of aroma extracts from coffee. The filter paper insert includes perforations, embossing and/or embossed perforations to increase the permeability of the filter paper insert. The perforations may be provided on a portion or the entire surface. The filter paper insert may comprise a bag-like filter, a pointed filter, a pyramidal filter, a basket filter, or the like.
La présente concerne un papier-filtre pour la préparation d'extraits aromatiques de café. Ledit papier-filtre comporte des perforations, un gaufrage et/ou des perforations gaufrées pour augmenter sa perméabilité. Les perforations peuvent être présentes sur toute la surface ou une partie de celle-ci. Ledit papier-filtre peut consister en un filtre-sachet, un filtre conique, un filtre pyramidal, un filtre panier ou un filtre similaire.
Melitta Haushaltsprodukte Gmbh & Co. Kg
Ridout & Maybee Llp
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