Sludge dehydration system and sludge dehydration method
US9975798B2 · kind B2 · utility
3Cited by
2References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 6, 2016 |
| Grant date | May 22, 2018 |
| Priority date | — |
| Expiry date | Jan 22, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/10
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A sludge dehydration method includes a recovery process of recovering specific material as a dewatering aid from sludge generated in a sewage treatment process and a dewatering process of performing solid-liquid separation on sludge in which the dewatering aid recovered in the recovery process and dewatering target sludge are mixed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.