Catalyst and method for impregnating at a pH less than one
US4455390A · kind A · utility
15Cited by
2References
44Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 19, 1982 |
| Grant date | Jun 19, 1984 |
| Priority date | — |
| Expiry date | Aug 19, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G45/08
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A hydrocarbon conversion catalyst containing a Group VIB metal on a porous refractory oxide is prepared by impregnating support particles with a solution containing Group VIB metal components and citric acid, followed by drying and calcining. The catalyst is useful for promoting a number of hydrocarbon conversion reactions, particularly those involving hydrogenative desulfurization, demetallization and denitrogenation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.