Improvements to air injection devices in a pulp flow to...

D - Textiles – Paper – 21 – C

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D21C 1/00 (2006.01) B01F 5/04 (2006.01) B03D 1/24 (2006.01) D21B 1/32 (2006.01) D21F 1/70 (2006.01)

Patent

CA 2163494

Injecteur d'air pour le moussage de pâte à papier constitué par un tube cylindrique creux à l'intérieur duquel est ménagé un alésage cylindrique (3) débouchant dans un convergent et divergent (2a, 2b, 2c), ledit alésage cylindrique étant obturé par un bouchon muni de perçages (8) ménageant une chambre cylindrique d'admission d'air (3a).

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