Patent · US Expired

Spiral wound filtration membrane cartridge

US5128037A · kind A · utility

71Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 27, 1990
Grant dateJul 7, 1992
Priority date
Expiry dateDec 27, 2010

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D65/00
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A spiral wound filtration cartridge construction is provided which includes a cartridge positioned within a solid outer cylinder which, in turn is positioned within a solid housing. Fluid flow within the space between the outer cylinder and housing is controlled by an end plate construction. The rigid solid end plate construction includes outer peripheral holes, the sizes and number of which are set to determine by-pass flow.

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