Ash concentration and disposal method
US4735729A · kind A · utility
9Cited by
11References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 1986 |
| Grant date | Apr 5, 1988 |
| Priority date | — |
| Expiry date | Jun 20, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S210/919
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Suspended ash in wastewater is efficiently concentrated and removed by mixing the ash suspension with thermally conditioned sludge. The solids in the resulting ash/sludge mixture are easily settled and dewatered by conventional means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.