Patents by Inventor Joel Tenney

Joel Tenney 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 converting chlorine dioxide present in a gaseous stream from a pulp bleach plant by irradiation to chlorine
    Patent number: 5908532
    Abstract: A method for destroying chlorine dioxide includes irradiating the chlorine dioxide to effect conversion to chlorine and then reacting at least part of the resulting chlorine to form chloride.
    Type: Grant
    Filed: October 30, 1996
    Date of Patent: June 1, 1999
    Assignee: EKA Chemicals, Inc.
    Inventor: Joel Tenney
  • Method of producing chlorine dioxide
    Patent number: 5895638
    Abstract: The invention relates to a process of producing chlorine dioxide by the reduction of chlorate ions with hydrogen peroxide as a reducing agent in a tubular reactor, preferably in the presence of a mineral acid, wherein the preferable degree of chlorate conversion in the reactor is above about 75%, preferably from about 80 to 100%.
    Type: Grant
    Filed: March 20, 1997
    Date of Patent: April 20, 1999
    Assignee: Akzo Nobel N.V.
    Inventor: Joel Tenney