Patent · US Expired

Press section and permeable belt in a paper machine

US7294237B2 · kind B2 · utility

27Cited by
14References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 30, 2004
Grant dateNov 13, 2007
Priority date
Expiry dateJun 13, 2025

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21F3/0272
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A belt press including a roll having an exterior surface and a permeable belt having a side in pressing contact over a portion of the exterior surface of the roll. The permeable belt having a tension of at least 30 KN/m applied thereto. The side of the permeable belt having an open area of at least approximately 25%, and a contact area of at least approximately 25%.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.