Patent · US Expired

Air press for dewatering a wet web

US6306257A · kind A · utility

70Cited by
114References
6Claims
0Family size

Assignees

Inventors

Key dates

Filing dateApr 23, 1999
Grant dateOct 23, 2001
Priority date
Expiry dateApr 23, 2019

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.