Patent · US Expired

Device for dewatering solid/liquid suspensions, especially pulp suspensions

US6338773B1 · kind B1 · utility

8Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 16, 2000
Grant dateJan 15, 2002
Priority date
Expiry dateMar 16, 2020

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21F1/80
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A device for dewatering solid/liquid suspensions, especially pulp suspensions, where the suspension is dewatered between two belts, with one dewatering zone being a wedge zone. A pair of rolls downstream of the wedge zone impart both area pressure and line pressure on the pulp web formed by the pulp suspension.

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