Patent · US Expired

Ultrafiltration and microfiltration module and system

US6814861B2 · kind B2 · utility

74Cited by
25References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 4, 2002
Grant dateNov 9, 2004
Priority date
Expiry dateApr 17, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2321/2083
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A method and apparatus of purifying feedwater to remove impurities including suspended solids therefrom, the method suitable for using in-line water pressure to permeate water through hollow fiber membranes and to backflush the membranes to remove solids collected or deposited thereon.

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