Patent · US Expired

Reverse osmosis membrane and process

US7490725B2 · kind B2 · utility

28Cited by
27References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 9, 2003
Grant dateFeb 17, 2009
Priority date
Expiry dateAug 27, 2025

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2321/28
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A reverse osmosis membrane, and methods for making and using the membrane. The membrane has a continuous, defect-free, non-porous, hydrophilic coating that reduces the susceptibility to fouling.

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