Patents Assigned to CDG ENVIORNMENTAL, LLC
  • Storage-stable aqueous solutions of chlorine dioxide and methods for preparing and using them
    Patent number: 9045339
    Abstract: The present invention is for extremely pure solutions of chlorine dioxide, methods for making such solutions and to compositions and methods for storing, shipping and using such solutions. Generally, the chlorine dioxide solutions of the invention are aqueous solutions containing about 2500 ppm or less of total impurities. The chlorine dioxide solution can be prepare by passing dilute highly pure chlorine gas through a bed of substantially solid sodium chlorite and contacting the resulting chlorine dioxide gas with a liquid.
    Type: Grant
    Filed: February 3, 2012
    Date of Patent: June 2, 2015
    Assignee: CDG ENVIORNMENTAL, LLC
    Inventors: Thomas Ellsworth McWhorter, Peter Kazlas, Madhu Anand, John Peter Hobbs, Aaron A. Rosenblatt, Robert H. Shay, Barzin Keramati