Patents by Inventor William E. Wales

William E. Wales has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Esterification of acidic crudes
    Patent number: 6251305
    Abstract: The present invention relates to a process for reducing the acidity of a petroleum oil containing organic acids comprising treating said petroleum oil containing organic acids with an effective amount of an alcohol at a temperature and under conditions sufficient to form the corresponding ester of said alcohol.
    Type: Grant
    Filed: October 6, 1998
    Date of Patent: June 26, 2001
    Assignee: Exxon Research and Engineering Company
    Inventors: Guido Sartori, David W. Savage, David C. Dalrymple, Bruce H. Ballinger, Saul C. Blum, William E. Wales
  • Metal compounds as accelerators for petroleum acid esterification
    Patent number: 5948238
    Abstract: The present invention relates to a process for reducing the acidity of a petroleum oil containing organic acids comprising treating said petroleum oil containing organic acids with an effective amount of an alcohol at a temperature and under conditions sufficient to form the corresponding ester of said alcohol and wherein said treatment is conducted in the presence of a metal carboxylate.
    Type: Grant
    Filed: October 6, 1998
    Date of Patent: September 7, 1999
    Assignee: Exxon Research And Engineering Co.
    Inventors: Guido Sartori, David W. Savage, Saul C. Blum, David C. Dalrymple, William E. Wales
  • Deep desulfurization of distillate fuels
    Patent number: 5454933
    Abstract: A process for providing distillate products which are substantially sulfur free, which process comprises subjecting a distillate stream to conventional hydrodesulfurization conditions including a catalyst comprised of a Group VI metal and at least one Group VIII metal on a refractory support. The hydrodesulfurized stream is then treated with a solid adsorbent material capable of adsorbing beta and di-beta-substituted dibenzothiophene sulfur compounds.
    Type: Grant
    Filed: December 16, 1991
    Date of Patent: October 3, 1995
    Assignee: Exxon Research and Engineering Company
    Inventors: David W. Savage, Bal K. Kaul, Gerald D. Dupre, Joseph T. O'Bara, William E. Wales, Teh C. Ho