Process for regenerating spent heavy hydrocarbon hydroprocessing catalyst
US5087596A · kind A · utility
18Cited by
3References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 21, 1990 |
| Grant date | Feb 11, 1992 |
| Priority date | — |
| Expiry date | Jun 21, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J38/68
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to a spent hydroprocessing catalyst regeneration process wherein the catalyst is subjected to an initial partial decoking step, followed by impregnation with a Group VIB metal-containing component, and then subjected to a final decoking step.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.