Patents by Inventor Joseph Guzzetta

Joseph Guzzetta 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 of preparing metal-containing wood preserving compositions
    Publication number: 20070207076
    Abstract: The present invention relates to a method for producing metal-containing amine solutions by reacting a metal or metal-containing compound, in particular, copper or a copper-containing compound, with an amine, carbon dioxide and an oxidizing agent. The resulting metal-amine solution can then be used to formulate a variety of metal-based wood preserving products.
    Type: Application
    Filed: March 6, 2006
    Publication date: September 6, 2007
    Inventors: Joseph Guzzetta, Mark Przybylski, Jun Zhang
  • Removing anions from alkaline silicate solutions
    Patent number: 6063344
    Abstract: A method of removing HMO.sub.2.sup.- anions from an aqueous silicate solution comprising contacting the solution with a cationic ion exchange resin, where M is manganese, zinc, copper, nickel, or a mixture thereof. The method is particularly applicable to solutions of sodium silicate or potassium silicate.
    Type: Grant
    Filed: June 1, 1999
    Date of Patent: May 16, 2000
    Assignee: Occidental Chemical Corporation
    Inventors: Sharon D. Fritts, Walter Opalinski, Joseph Guzzetta