Patent · US Expired

Processes and devices for water and wastewater treatment, including stationary cloth media filtration

US6858140B2 · kind B2 · utility

23Cited by
15References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 26, 2002
Grant dateFeb 22, 2005
Priority date
Expiry dateAug 6, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2201/44
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The present invention relates to stationary cloth media filtration systems and devices, as well as processes and devices for uniform flow distribution and improved cloth media filter backwashing.

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