Patents Assigned to Union Oil Company of Company
  • Gasoline composition containing acid anhydrides
    Patent number: 4647292
    Abstract: A fuel composition containing an acid anhydride as an anti-knock additive.
    Type: Grant
    Filed: April 29, 1985
    Date of Patent: March 3, 1987
    Assignee: Union Oil Company of Company
    Inventors: Peter J. Jessup, Stephen G. Brass, Michael C. Croudace