Method of dewatering sludge using enzymes
US6733674B2 · kind B2 · utility
13Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 22, 2003 |
| Grant date | May 11, 2004 |
| Priority date | — |
| Expiry date | Jan 22, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F1/722
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A method of dewatering sludge comprising adding an effective amount of one or more cellulolytic enzymes, one or more oxidants and one or more flocculants to the sludge to form a mixture of water and coagulated and flocculated solids and separating the coagulated and flocculated solids from the water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.