Catalytic dewaxing process
US7077948B1 · kind B1 · utility
10Cited by
16References
39Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 16, 1999 |
| Grant date | Jul 18, 2006 |
| Priority date | — |
| Expiry date | Nov 16, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G45/64
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Process for the catalytic dewaxing of a hydrocarbon oil feed including waxy molecules and more than 500 ppmw of sulphur or sulphur containing compounds by contacting the oil feed under catalytic dewaxing conditions with a catalyst composition comprising at least a hydrogenation component, dealuminated aluminosilicate zeolite crystallites and a low acidity refractory oxide binder material which is essentially free of alumina.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.