Patent · US Expired

Pulp fluffing gas contactor

US5630909A · kind A · utility

30Cited by
2References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 7, 1994
Grant dateMay 20, 1997
Priority date
Expiry dateNov 7, 2014

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21C9/10
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A guide vane is provided in a pin fluffer to assist in pulp mat retention during fluffing by providing a cyclic lift component to the mat as it passes over the vane thereby also further increasing retention time obtained in the fluffer.

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