Method of preparing a hydroconversion sulfided molybdenum catalyst concentrate
US4740489A · kind A · utility
8Cited by
8References
6Claims
0Family size
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Key dates
| Filing date | Dec 22, 1986 |
| Grant date | Apr 26, 1988 |
| Priority date | — |
| Expiry date | Dec 22, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G47/26
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An improved method of preparing a catalyst from a catalyst precursor concentrate is provided. The catalyst precursor concentrate, which is preferably phosphomolybdic acid, is treated at relatively low pressures in a specified manner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.