Catalysts for use in hydrocarbon conversion reactions and containing one doping metal chosen from the group consisting of titanium, zirconium, hafnium, cobalt, nickel, zinc, the lanthanides and alkali and alkaline-earth metals
US5922639A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 15, 1997 |
| Grant date | Jul 13, 1999 |
| Priority date | — |
| Expiry date | Dec 15, 2017 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J27/13
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to a catalyst comprising : PA1 a matrix consisting of a mixture of .eta. transition alumina, .gamma. transition alumina, and PA1 at least one doping metal chosen from the group made up of titanium, zirconium, hafnium, cobalt, nickel, zinc, the lanthanides, the alkali metals and alkaline-earth metals, PA1 at least one halogen chosen from the group made up of fluorine, chlorine, bromine and iodine, PA1 at least one noble metal from the platinum group, and PA1 at least one promoter metal chosen from the group made up of tin, germanium, indium, gallium, thallium, antimony, lead, rhenium, manganese, chromium, molybdenum and tungsten.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.