Patents by Inventor Michel L. Braden

Michel L. Braden 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).

  • Decalcification of refinery hydrocarbon feedstocks
    Patent number: 7399403
    Abstract: A process for removing metal contaminants, particularly calcium, from hydrocarbon feedstocks is disclosed. The process comprises mixing the feedstocks with an effective metal removing amount of an aqueous solution of one or more water-soluble poly(acrylic acid) derivatives to form an aqueous phase containing the metal ions and a hydrocarbon phase and separating the hydrocarbon phase from the aqueous phase.
    Type: Grant
    Filed: May 3, 2004
    Date of Patent: July 15, 2008
    Assignee: Nalco Company
    Inventors: Juan M. Garcia, III, Michel L. Braden