Patent · US Expired

Clamshell retainer used in hollow fiber membrane devices

US5211728A · kind A · utility

44Cited by
31References
36Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 4, 1992
Grant dateMay 18, 1993
Priority date
Expiry dateJun 4, 2012

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2319/04
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The invention relates to a hollow fiber membrane device having a hollow fiber membrane bundle with tubesheets, separable end caps, clamshell-shaped retainers for joining the end caps to the tubesheets, associated circumferential keepers which positionally constrain the clamshell-shaped retainers, and an optional envelope which encloses the membrane bundle.

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