Patents by Inventor Michael A. Dion

Michael A. Dion 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).

  • Foam control method
    Patent number: 5750052
    Abstract: Methods for controlling foam in hydrocarbon liquids within hydrocracking unit separator systems utilizing alkylphenolformaldehyde resin alkoxylates with a propylene oxide/ethylene oxide block copolymer having a molecular weight of from about 2000 to 6000 and having from about 20% to about 80% ethoxylation or an alkylarylsulfonic acid or alkylarylsulfonic acid amine salt to said hydrocarbon liquid.
    Type: Grant
    Filed: August 30, 1996
    Date of Patent: May 12, 1998
    Assignee: BetzDearborn Inc.
    Inventors: Paul R. Hart, Michael A. Dion