Patent · US Expired

Air press method for dewatering a wet web

US6228220A · kind A · utility

95Cited by
123References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 24, 2000
Grant dateMay 8, 2001
Priority date
Expiry dateApr 24, 2020

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21F11/14
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An air press for noncompressively dewatering a wet web to consistency levels not previously thought possible at industrially useful speeds without thermal dewatering.

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