Fluid treatment
US5151197A · kind A · utility
6Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 7, 1990 |
| Grant date | Sep 29, 1992 |
| Priority date | — |
| Expiry date | Dec 7, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/10
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Apparatus (1) for treating fluid, in this case wastewater, comprising a treatment vessel or tank (2), means (3) to supply wastewater to be treated in a pulsed sequence to the vessel, and means (4) to supply treatment fluid, in this case comprising oxygen to the vessel or tank (2) in a pulsed sequence opposite to the pulsed sequence of the supply of wastewater to be treated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.