Patent · US Expired

Paper industry process belt with a surface structure composed of a porous membrane

US7156956B2 · kind B2 · utility

3Cited by
10References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 11, 2003
Grant dateJan 2, 2007
Priority date
Expiry dateOct 3, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/2148
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A family of paper industry process belts (“PIPB's”) having a range of properties for different applications in the paper industry. The PIPB can be a laminate comprising a grooved press belt and a porous membrane embedded therein and used as a substitute dewatering structure heretofore provided by press fabric(s).

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