Alumina catalyst supports
US4722920A · kind A · utility
37Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 3, 1987 |
| Grant date | Feb 2, 1988 |
| Priority date | — |
| Expiry date | Feb 3, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An alumina catalyst support stable at high temperatures comprises transformative alumina having a purity not less than 99.95% impregnated with lanthanum in an amount of 1.5 to 6 wt % based on the weight of the alumina. The alumina catalyst support has a surface area of at least 60 m.sup.2 /g after heating at 1200.degree. C. for 5 hours.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.