Patents by Inventor Donald P. Russo

Donald P. Russo 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 forming stable emulsions of water soluble polysaccharides in hydrocarbon liquids
    Patent number: 4964999
    Abstract: Stable emulsion are made from hydrocarbon liquids, water and a water-soluble polysaccharide, plus a fatty acid alkanol amide surfactant. These emulsions are readily dispersed in water to form viscous solutions useful in the clarification of waste waters, in paper making operations and in oil service operations.
    Type: Grant
    Filed: November 7, 1988
    Date of Patent: October 23, 1990
    Assignee: Hi-Tek Polymers, Inc.
    Inventor: Donald P. Russo