Patents by Inventor Andrew Bourdeau

Andrew Bourdeau 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).

  • LOW ENERGY METHOD OF PREPARING BASIC METAL CARBONATES AND OTHER SALTS
    Publication number: 20120301375
    Abstract: A method of preparing basic metal carbonate selected from the group consisting of zinc carbonate, nickel carbonate, silver carbonate, cobalt carbonate, tin carbonate, lead carbonate, manganese carbonate, lithium carbonate, sodium carbonate, and potassium carbonate from metals comprising: contacting the metal with an aqueous solution comprising an amine, carbonic acid, and oxygen under conditions where the metal is converted into basic metal carbonate; and recovering the basic metal carbonate.
    Type: Application
    Filed: May 27, 2011
    Publication date: November 29, 2012
    Inventors: Jeff Miller, Brian Miller, Andrew Bourdeau