Multi-stage activated carbon systems and processes with recycled streams
US10493427B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Sep 19, 2016 |
| Grant date | Dec 3, 2019 |
| Priority date | — |
| Expiry date | Sep 19, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/10
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
There are provided herein methods and systems for increasing efficiency in a multi-stage activated carbon system. The methods and systems provide a cleaned carbon solids fraction and a waste liquor from wet air regeneration, and direct the same to a second stage and a first stage, respectively, of the multi-stage activated carbon system to enhance removal efficiency therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.