Vapor phase catalytic oxidation of butane to maleic anhydride
US5021588A · kind A · utility
12Cited by
22References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 26, 1988 |
| Grant date | Jun 4, 1991 |
| Priority date | — |
| Expiry date | Aug 26, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C51/215
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The oxidation of butane to maleic anhydride in a recirculating solids reactor using a stoichiometric excess of oxygen, a vanadium-phosphorus oxide catalyst in oxidized form, and separate regeneration of the resultant reduced catalyst is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.