Patents by Inventor David Undlin

David Undlin 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).

  • Method for suppression and prevention of coal fires
    Publication number: 20050161234
    Abstract: The present invention relates to a method of inhibiting coal oxidation in a coal pile which includes coating all the surfaces of coal exposed to air with an oxidation inhibiting amount of a composition comprising (a) a water soluble cationic polymer and (b) a wetting agent selected from an anionic or nonionic surfactant, or mixtures thereof.
    Type: Application
    Filed: January 27, 2004
    Publication date: July 28, 2005
    Inventors: Umit Turunc, David Undlin