D - Textiles – Paper – 21 – F
Patent
D - Textiles, Paper
21
F
D21F 11/00 (2006.01)
Patent
CA 2466576
The present invention relates to a method and apparatus for foam forming, wherein fibrous foam suspension is introduced from the head box (78, 178) of a production machine to the web forming section thereof. At least one solid material is mixed into the foam in the head box (78, 178). The method and the apparatus of the invention are particularly suitable for manufacturing various web-like products of cellulose, glass fibre, aramide, sisal, or other corresponding fibre material.
La présente invention concerne un procédé et un appareil de formation de mousse. On part d'une suspension de mousse fibreuse que l'on dépose sur le module de formation en nappe d'une machine de production depuis son caisson de distribution (78, 178). Au moins une matière solide se mélange à la mousse dans le caisson de distribution (78, 178). Le procédé et l'appareil de l'invention conviennent particulièrement pour la fabrication de divers produits en nappe à base de cellulose, de fibre de verre, d'aramide, de sisal ou d'autres matériaux fibreux analogues.
Blomqvist Rainer
Kostamo Harri
Laine Eino
Roekman Kay
Ahlstrom Glassfibre Oy
Gowling Lafleur Henderson Llp
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