Patent · US Expired

Biowall for groundwater remediation

US6224770A · kind A · utility

8Cited by
13References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 19, 1999
Grant dateMay 1, 2001
Priority date
Expiry dateMar 19, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB09C1/10
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

The invention is a system and a method for bioremediating hydrocarbon-contaminated groundwater. The method comprises contacting the hydrocarbon-contaminated groundwater with a source of microbial nutrients and then aerating the nutriated water with air or oxygen, the aeration being conducted under substantially bubble-free conditions.

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