Patent · US Expired

Hollow fiber filter having a porous collar/ring seal

US5554283A · kind A · utility

97Cited by
21References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 31, 1995
Grant dateSep 10, 1996
Priority date
Expiry dateMar 31, 2015

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2313/20
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A unique hollow fiber filter cartridge that allows repeated autoclaving without any deleterious breaks in sealing integrity between the potted fiber bundle and the filter module is disclosed. The unique filter cartridge braodly includes a casing that has at least one open end with an inner lip in the casing proximal to the open end; and a porous collar that has first and second peripheral edges, at least one of which is coupled to the casing along the inner ledge.

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