Patent · US Expired

Doctor blade

US6758944B2 · kind B2 · utility

1Cited by
8References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 9, 2001
Grant dateJul 6, 2004
Priority date
Expiry dateJun 5, 2021

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21G3/005
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A doctor blade for use in cleaning a roll in a paper machine comprises a thermosetting plastic polymer material selected from the group consisting of vinylesterurethanes and polyether amides.

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