Method and apparatus for anaerobic sludge digestion mixing and heat exchange
US10988396B2 · kind B2 · utility
0Cited by
15References
25Claims
0Family size
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Key dates
| Filing date | Apr 5, 2019 |
| Grant date | Apr 27, 2021 |
| Priority date | — |
| Expiry date | Jul 26, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E50/30
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
The embodiments herein disclose a method and apparatus for mixing sludge retained in a digester. A jet nozzle assembly for mixing contents of a vessel is used. The jet nozzle assembly having a central outlet pipe terminating at a jet nozzle, a low pressure nozzle assembly disposed concentrically about the central outlet pipe, the low pressure low pressure nozzle having a plurality of openings disposed circumferentially about the low pressure nozzle assembly. The plurality of openings are an axial distance from the outlet jet nozzle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.