Press and dryer section in a web forming machine

Riku Pihko (Inventor), Jorma Laapotti (Inventor)

Research output: PatentPatent application

Abstract

The invention is related to a press and dryer section of a web forming machine, for example a paper machine, comprising a pressing nip (1), an endless, heat-conductive metal belt (3) and an endless fluid-permeable belt (5) both arranged to pass through the pressing nip (1), the metal belt (3) and the fluid-permeable belt (5) are adapted to sandwich a web (7) in the pressing nip (1), a heating means (9) adapted to heat the metal belt (3), and a drying means (11) adapted to dry the web (7) attached to the metal belt (3) downstream the pressing nip (1). Further, the invention is related to a corresponding method for pressing and drying a web.

Original languageEnglish
Patent numberWO2009129843 A1
IPCD21F 5/ 18 A I
Priority date21/04/08
Publication statusPublished - 29 Oct 2009
MoE publication typeNot Eligible

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