Apparatus for impregnating fibrous material with a liquid

Details Apparatus for impregnating fibrous material with a liquid Apparatus for impregnating fibrous material with a liquid

D - Textiles, Paper

21

B

D21B 1/02 (2006.01) D21B 1/32 (2006.01)

Patent

CA 2727805

Apparatus for dampening fibrous material using the alternating pressure process with an airtight and vapour-tight housing (1), with a vacuum line (6), wherein a first directional valve (7) is provided in the vacuum line (6), the housing (1) has at least one closable opening (2, 21, 23) for loading and unloading the housing (1) and a ventilating line (11), and wherein a third directional valve (12) is provided in the ventilating line (11).

L'invention concerne un dispositif destiné à humecter un matériau fibreux à l'aide d'un procédé à cycles de pression alternés, avec un boîtier (1) étanche à l'air et à la vapeur et avec une conduite de mise sous vide (6). La conduite de mise sous vide (6) possède une première vanne multivoies (7). Le boîtier (1) possède au moins une ouverture (2, 21, 33) pouvant être fermée, pour le chargement et le déchargement du boîtier (1), et une conduite d'aération (11). La conduite d'aération (11) possède une troisième vanne multivoies (12).

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