Dewatering system for sludge removal
US4944873A · kind A · utility
16Cited by
15References
4Claims
0Family size
Inventor
Key dates
| Filing date | Jan 12, 1989 |
| Grant date | Jul 31, 1990 |
| Priority date | — |
| Expiry date | Jan 12, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D29/965
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A dewatering system for use in the treatment of waste water which includes a tank, an inclined filter bed having a plurality of filter elements and means for inducing a flow of air through the filter bed to accelerate drying of the removed solids. Also disclosed are means for adjusting the angle of inclination of the filter bed and mechanical means for removing solids from the filter elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.