Refrigeration recovery from reactor feed in a propane dehydrogenation system
US11306045B2 · kind B2 · utility
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9References
6Claims
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Key dates
| Filing date | Sep 10, 2020 |
| Grant date | Apr 19, 2022 |
| Priority date | — |
| Expiry date | Sep 10, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C7/09
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method to recover refrigeration credit from propane feed to a propane dehydrogenation reactor by fully condensing a Depropanizer overhead stream, letting the condensed stream down in pressure, and vaporizing the stream at lower pressure against process streams to recover refrigeration credit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.