Patents by Inventor Homer J. Sarrett, Jr., deceased

Homer J. Sarrett, Jr., deceased 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).

  • Continuous process for overbasing petroleum sulfonate in a pipe reactor with multiple entry of countercurrent carbon dioxide
    Patent number: 4557840
    Abstract: A method and apparatus for the continuous overbasing of petroleum sulfonate in which a pipe reactor having a multiplicity of feed points along the reactor is used to contact a reaction mixture of neutral petroleum sulfonate, 100 neutral lube oil stock, lime, methanol, and naphtha with a counterflow of carbon dioxide.
    Type: Grant
    Filed: May 11, 1984
    Date of Patent: December 10, 1985
    Assignee: Phillips Petroleum Company
    Inventors: Douglas S. Jack, Homer J. Sarrett, Jr., deceased