Process for activating catalysts for isomerizing aromatic compounds containing eight carbon atoms
US6333289A · kind A · utility
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28References
12Claims
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Key dates
| Filing date | Apr 9, 1999 |
| Grant date | Dec 25, 2001 |
| Priority date | — |
| Expiry date | Apr 9, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2529/72
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to a process for activating catalysts for isomerizing aromatic compounds containing 8 carbon atoms, the catalysts containing at least one group VIII metal, comprising at least one sulfurization and at least one passivation using ammonia.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.