Patent · US Expired

Process for the treatment of organic wastewater

US5143618A · kind A · utility

7Cited by
7References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 15, 1991
Grant dateSep 1, 1992
Priority date
Expiry dateMay 15, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02W10/10
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

An organic wastewater treatment process which combines a sludge blanket layer process with a media layer process for improving liquid treatment efficiency and cost savings.

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