Nutrient recovery systems and methods
US10556804B2 · kind B2 · utility
1Cited by
22References
17Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Dec 18, 2013 |
| Grant date | Feb 11, 2020 |
| Priority date | — |
| Expiry date | May 4, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/40
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Methods, systems, and apparatuses for anaerobic digestion of waste fibrous material and the recovery of nutrients are provided. Methods, systems, and apparatuses disclosed herein provide mechanisms to release dissolved gases from anaerobic digester effluent. Methods, systems and apparatuses disclosed herein can recover one or more nutrients from anaerobic digested effluent using a range of temperatures, aeration rates, aeration times, pH ranges, and settling times.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.