Patent · US Expired

Method and device for membrane filtering of water

US6838003B1 · kind B1 · utility

7Cited by
9References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 21, 1999
Grant dateJan 4, 2005
Priority date
Expiry dateJul 21, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2321/185
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The invention concerns a method for membrane filtering of water, characterized in that the filtering through membranes is performed by using as differential pressure source the water level in the tank wherein the membranes are immersed, and the membranes are of the fiber type with outer skin, substantially arranged in a U-shape and potted in their low section.

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