Patent · US Expired

Liquid treating apparatus

US7172695B2 · kind B2 · utility

1Cited by
6References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 19, 2004
Grant dateFeb 6, 2007
Priority date
Expiry dateMar 19, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F1/283
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

A liquid treating apparatus includes a treating tank having at least two walls formed with a liquid inlet and a liquid outlet through each of which a liquid to be treated flows, respectively, and a filtering layer unit including an antibacterial filtering layer, an adsorptive filtering layer and a filtering layer, the filtering layer unit being disposed between the liquid inlet and outlet.

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