Patent · US Expired

Method of discharging particles from a vibrating filter screen

US4563268A · kind A · utility

3Cited by
10References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 9, 1984
Grant dateJan 7, 1986
Priority date
Expiry dateOct 9, 2004

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB07B13/16
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Liquid dispersions may be filtered, with a minimum of stopage, to remove coagulum with a pan assembly for a circular vibratory separator comprising a hollow cylindrical frame, having therein a discharge vertically spaced from the bottom of the frame, and a helical ramp commencing substantially in the bottom plane of the frame and travelling about the interior wall of the frame in a circular direction terminating in front of and substantially in the plane of said discharge.

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