Patent · US Expired

Micro-filtration

US7066336B2 · kind B2 · utility

5Cited by
6References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 31, 2001
Grant dateJun 27, 2006
Priority date
Expiry dateFeb 14, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N33/18
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A filter assembly for ultra-filtration of fluids such as waste water comprises a porous tube which is incrementally advanced into the fluid so as to expose a fresh portion periodically and maintain a flow rate over a period of time.

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