Multi-stage wax hydrocracking
US4935120A · kind A · utility
12Cited by
12References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 8, 1988 |
| Grant date | Jun 19, 1990 |
| Priority date | — |
| Expiry date | Dec 8, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G65/043
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for hydrodewaxing a petroleum or shale oil fraction, e.g., petroleum distillate, over a shape selective zeolite in the presence of hydrogen wherein the dewaxing is conducted in at least two stages, with some reheating of first effluent. Dewaxed feed, and a high octane gasoline byproduct are obtained as products.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.