Patent · US Expired

Maleic anhydride production with high crush strength catalysts

US4386215A · kind A · utility

6Cited by
3References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 27, 1981
Grant dateMay 31, 1983
Priority date
Expiry dateNov 27, 2001

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2523/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

In the method for the preparation of maleic anhydride by oxidizing an aliphatic hydrocarbon in the presence of a phosphorus-vanadium-oxygen complex catalyst, the improvement which comprises employing a catalyst with enhanced crush strength.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.