Method for removing pollutants from water
US6406627B1 · kind B1 · utility
38Cited by
24References
26Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 19, 2000 |
| Grant date | Jun 18, 2002 |
| Priority date | — |
| Expiry date | Oct 19, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S210/903
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A system for removing pollution from water, utilizing a subsurface constructed wetland system using forced bed aeration and variable water levels, to promote greater root depth and better root structure of the wetland vegetation, and to establish staged anaerobic and aerobic zones within the system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.