Kraft pulping foul condensate treatment process and apparatus
US12358813B2 · kind B2 · utility
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9Claims
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Key dates
| Filing date | Mar 17, 2020 |
| Grant date | Jul 15, 2025 |
| Priority date | — |
| Expiry date | Sep 5, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2103/28
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Processes and systems for treating Kraft pulping foul condensate are provided. The processes comprise removing volatile compounds from the foul condensate to produce a resulting condensate and removing methanol from the resulting condensate. The systems comprise a volatile compound removal stage and a methanol removal stage downstream of and in fluid communication with the volatile removal stage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.