Patents by Inventor Carlton D. Mappin

Carlton D. Mappin 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).

  • Printing plate processor having recirculating water wash reclamation
    Patent number: 4796042
    Abstract: A wash water reclamation system for a printing plate processor having an external reservoir, wash water pumping and collecting means and means for continuously measuring wash water pH and conductivity. Conductivity and pH are automatically adjusted at pre-determined levels.
    Type: Grant
    Filed: July 31, 1987
    Date of Patent: January 3, 1989
    Assignee: Hoechst Celanese Corp.
    Inventors: Carlton D. Mappin, Thomas N. Gillich