Patents by Inventor Paul E. Howe

Paul E. Howe 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).

  • Process for separating a water dispersion of ash, slag and char particulate matter
    Patent number: 4525280
    Abstract: Rapid precipitation of the particulate solids e.g. ash, slag, char and mixtures thereof in dilute dispersions of quench cooling and/or scrubbing water as produced in the partial oxidation process for ash-containing solid carbonaceous fuels is effected by mixing with said dispersion an anionic sulfonate surfactant and a water soluble divalent metal salt.
    Type: Grant
    Filed: August 29, 1983
    Date of Patent: June 25, 1985
    Assignee: Texaco Inc.
    Inventors: Stephen R. Vasconcellos, Farrokh Yaghmaie, Paul E. Howe