High purity HCN from acrylonitrile co-production
US10647663B2 · kind B2 · utility
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6References
13Claims
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Key dates
| Filing date | Jul 22, 2016 |
| Grant date | May 12, 2020 |
| Priority date | — |
| Expiry date | Jan 24, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01C3/0295
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Disclosed is a process for co-manufacture of ACRN and HCN with improved HCN selectivity and reduced solids formation in a shared product recovery section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.