Patents by Inventor Antonio C. Ng

Antonio C. Ng 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).

  • Petroleum hydrocarbon in water colloidal dispersion
    Patent number: 6194472
    Abstract: A composition of a hydrocarbon in water colloidal dispersion including hydrocarbon particles having a mean softening point exceeding 95° C., a water soluble dispersion agent and water, process and apparatus for the production thereof are disclosed. These dispersions have a median particle size below about 4.5 microns and 90% of the hydrocarbon particles have a size less than about 60 microns. These dispersions are storage stable, stable towards transportation, and can be pumped without destabilizing.
    Type: Grant
    Filed: February 3, 1999
    Date of Patent: February 27, 2001
    Assignee: Akzo Nobel N.V.
    Inventors: Sundaram Logaraj, Thomas J. Ernzen, Moon-Sun Lin, Antonio C. Ng, Todd Lesley Hays, Calvin Lynn Stegemoeller, Li Feng, Mark Aldrich Stroder