Patents by Inventor Roy Seibert

Roy Seibert 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).

  • FOUNTAIN SOLUTION RECYCLING SYSTEM FOR COMMERCIAL PRINTERS
    Publication number: 20060254439
    Abstract: A method of and apparatus for extending the life of fountain solutions used in commercial printing presses comprises withdrawing fountain solution from the dampener recirculation system of a printing press and directing the withdrawn fountain solution through a sediment prefilter, a separation filter, and a post treatment filter. The sediment prefilter preferably comprises a melt blown polypropylene filter; the separation filter preferably comprises a diatomaceous earth filter; and the post treatment filter preferably comprises a zeolite filter.
    Type: Application
    Filed: July 25, 2006
    Publication date: November 16, 2006
    Inventors: David Stinson, David Douglas, Roy Seibert, Jose Villarreal
  • Fountain solution recycling system for commercial printers
    Publication number: 20050284804
    Abstract: A method of and apparatus for extending the life of fountain solutions used in commercial printing presses comprises withdrawing fountain solution from the dampener recirculation system of a printing press and directing the withdrawn fountain solution through a sediment prefilter, a separation filter, and a post treatment filter. The sediment prefilter preferably comprises a melt blown polypropylene filter; the separation filter preferably comprises a diatomaceous earth filter; and the post treatment filter preferably comprises a zeolite filter.
    Type: Application
    Filed: August 5, 2005
    Publication date: December 29, 2005
    Inventors: David Stinson, David Douglas, Roy Seibert, Jose Villarreal
  • Fountain solution recycling system for commercial printers
    Publication number: 20050279691
    Abstract: A method of and apparatus for extending the life of fountain solutions used in commercial printing presses comprises withdrawing fountain solution from the dampener recirculation system of a printing press and directing the withdrawn fountain solution through a sediment prefilter, a separation filter, and a post treatment filter. The sediment prefilter preferably comprises a melt blown polypropylene filter; the separation filter preferably comprises a diatomaceous earth filter; and the post treatment filter preferably comprises a zeolite filter.
    Type: Application
    Filed: August 5, 2005
    Publication date: December 22, 2005
    Inventors: David Stinson, David Douglas, Roy Seibert, Jose Villarreal
  • Fountain solution recycling system for commercial printers
    Publication number: 20050252860
    Abstract: A method of and apparatus for extending the life of fountain solutions used in commercial printing presses comprises withdrawing fountain solution from the dampener recirculation system of a printing press and directing the withdrawn fountain solution through a sediment prefilter, a separation filter, and a post treatment filter. The sediment prefilter preferably comprises a melt blown polypropylene filter; the separation filter preferably comprises a diatomaceous earth filter; and the post treatment filter preferably comprises a zeolite filter.
    Type: Application
    Filed: July 21, 2005
    Publication date: November 17, 2005
    Inventors: David Stinson, David Douglas, Roy Seibert, Jose Villarreal
  • Fountain solution recycling system for commercial printers
    Publication number: 20050242019
    Abstract: A method of and apparatus for extending the life of fountain solutions used in commercial printing presses comprises withdrawing fountain solution from the dampener recirculation system of a printing press and directing the withdrawn fountain solution through a sediment prefilter, a separation filter, and a post treatment filter. The sediment prefilter preferably comprises a melt blown polypropylene filter; the separation filter preferably comprises a diatomaceous earth filter; and the post treatment filter preferably comprises a zeolite filter.
    Type: Application
    Filed: July 7, 2005
    Publication date: November 3, 2005
    Inventors: David Stinson, David Douglas, Roy Seibert, Jose Villarreal
  • Water treatment system
    Publication number: 20050077223
    Abstract: A water treatment system includes a cylindrical water filter having a cylindrical exit passageway. A plurality of spheres are formed from a predetermined water treatment chemical agent. The spheres are positioned at spaced apart locations along substantially the entire length of the exit passageway of the cylindrical water filter.
    Type: Application
    Filed: October 9, 2003
    Publication date: April 14, 2005
    Inventor: Roy Seibert
  • Fountain solution recycling system for commercial printers
    Publication number: 20050006294
    Abstract: A method of and apparatus for extending the life of fountain solutions used in commercial printing presses comprises withdrawing fountain solution from the dampener recirculation system of a printing press and directing the withdrawn fountain solution through a sediment prefilter, a separation filter, and a post treatment filter. The sediment prefilter preferably comprises a melt blown polypropylene filter; the separation filter preferably comprises a diatomaceous earth filter; and the post treatment filter preferably comprises a zeolite filter.
    Type: Application
    Filed: August 4, 2004
    Publication date: January 13, 2005
    Inventors: David Stinson, David Douglas, Roy Seibert, Jose Villarreal