Production of foams

Details Production of foams Production of foams

B - Operations, Transporting

29

C

18/637

B29C 44/20 (2006.01)

Patent

CA 1176416

ABSTRACT A method of continuous upwards production of foamed material by feeding foam forming materials from below and taking foamed material away from above, wherein foaming takes place in a diverging expansion enclosure the walls of which are provided with surfaces travelling with the foaming material, which enclosure is defined above by foam already expanded, at the sides by said walls and below by a feed zone for the foam forming materials, and leads into an upwardly directed take off path for the foam.

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