Patents by Inventor Richard D. Mortimer

Richard D. Mortimer 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).

  • Oxidation sensor
    Patent number: 4717672
    Abstract: A device and method for measuring and controlling the extent of oxidation of kraft white and black liquors and also flue-gas scrubber circulating liquors is provided, comprising two dissimilar metal electrodes whose potential difference on immersion in the kraft liquor is proportional to the sulphide ion concentration and to the concentration of other oxidizable components in the liquor.
    Type: Grant
    Filed: December 10, 1985
    Date of Patent: January 5, 1988
    Inventors: Bruce I. Fleming, Richard D. Mortimer