Cracking catalyst restoration with boron compounds
US4192770A · kind A · utility
17Cited by
3References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 24, 1978 |
| Grant date | Mar 11, 1980 |
| Priority date | — |
| Expiry date | May 24, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S502/521
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for restoring selectivity of cracking catalysts which are contaminated with metals during cracking operations which comprises contacting the catalyst with at least one boron compound for a time sufficient to restore selectivity of the catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.