Petroleum processing with low acidity catalyst
US4439310A · kind A · utility
13Cited by
8References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 16, 1981 |
| Grant date | Mar 27, 1984 |
| Priority date | — |
| Expiry date | Jun 16, 2001 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2229/42
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for upgrading a high boiling hydrocarbon fraction by reducing the molecular weight of at least a portion of the waxy or non-waxy constituents of the fraction with a catalyst composed of a heat stable crystalline zeolite in a matrix comprising a degraded heat-sensitive crystalline zeolite.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.