Patent · US Expired

Strainer assembly for pulp

US4650570A · kind A · utility

5Cited by
5References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 28, 1984
Grant dateMar 17, 1987
Priority date
Expiry dateNov 28, 2004

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21D5/06
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An assembly for straining of pulp suspensions and the like comprises a strainer drum (1) mounted in a strainer house (2). One or a plurality of devices (5-9) are provided, in order to free impurity particles from fibers, preferably designed like an impact plate, in the strainer house (2) in the flow path, so that the particles in the stream partly are subject to an impact action, and so that the stream is subjected to a variation in velocity.

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