公开(公告)号：WO2003040469A1

公开(公告)日：2003-05-15

申请号：PCT/FI2002/000865

申请日：2002-11-07

Applicant: AHLSTROM GLASSFIBRE OY ,  BLOMQVIST, Rainer ,  KOSTAMO, Harri ,  LAINE, Eino ,  RÖKMAN, Kay

Inventor： BLOMQVIST, Rainer ,  KOSTAMO, Harri ,  LAINE, Eino ,  RÖKMAN, Kay

IPC: D21F11/00

CPC classification number: D21F11/002

Abstract: 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.

Abstract translation: 本发明涉及一种用于泡沫成型的方法和装置，其中纤维泡沫悬浮液从生产机器的头箱（78,178）引入其幅材形成部分。 将至少一种固体材料混合到头箱（78,178）中的泡沫中。 本发明的方法和装置特别适用于制造纤维素，玻璃纤维，芳族聚酰胺，剑麻或其它相应的纤维材料的各种网状产品。